[various] Update minimum Flutter version to 3.3 (#3967)

Updates version-related checks for the 3.10 release:
- Updates the N-1 and N-2 tests to 3.3 and 3.7.
- Updates the minimum allowed SDK to declare support for to 3.3, matching our test matrix
- Updates all packages that were supporting <3.3 to 3.3 (and equivalent Dart versions for non-Flutter packages)
- Adds a Flutter->Dart mapping for 3.10 in the repo tooling.
diff --git a/.cirrus.yml b/.cirrus.yml
index b13dbef..23797ff 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -97,7 +97,7 @@
         license_script: $PLUGIN_TOOL_COMMAND license-check
         # The major and minor version here should match the lowest version
         # analyzed in legacy_version_analyze.
-        pubspec_script: ./script/tool_runner.sh pubspec-check --min-min-flutter-version=3.0.0 --allow-dependencies=script/configs/allowed_unpinned_deps.yaml --allow-pinned-dependencies=script/configs/allowed_pinned_deps.yaml
+        pubspec_script: ./script/tool_runner.sh pubspec-check --min-min-flutter-version=3.3.0 --allow-dependencies=script/configs/allowed_unpinned_deps.yaml --allow-pinned-dependencies=script/configs/allowed_pinned_deps.yaml
         readme_script:
           - ./script/tool_runner.sh readme-check
           # Re-run with --require-excerpts, skipping packages that still need
@@ -163,7 +163,7 @@
       matrix:
         # Change the arguments to pubspec-check when changing these values.
         env:
-          CHANNEL: "3.0.5"
+          CHANNEL: "3.7.12"
           DART_VERSION: "2.17.6"
         env:
           CHANNEL: "3.3.10"
diff --git a/packages/animations/CHANGELOG.md b/packages/animations/CHANGELOG.md
index a6733e2..65cbb35 100644
--- a/packages/animations/CHANGELOG.md
+++ b/packages/animations/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 2.0.7
diff --git a/packages/animations/example/pubspec.yaml b/packages/animations/example/pubspec.yaml
index 5339c3c..6a1c151 100644
--- a/packages/animations/example/pubspec.yaml
+++ b/packages/animations/example/pubspec.yaml
@@ -6,8 +6,8 @@
 version: 0.0.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   animations:
diff --git a/packages/animations/pubspec.yaml b/packages/animations/pubspec.yaml
index 2633ec4..559bd2d 100644
--- a/packages/animations/pubspec.yaml
+++ b/packages/animations/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.0.7
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/camera/camera_android/CHANGELOG.md b/packages/camera/camera_android/CHANGELOG.md
index 4adba0d..4938776 100644
--- a/packages/camera/camera_android/CHANGELOG.md
+++ b/packages/camera/camera_android/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.10.8
 
 * Updates gradle, AGP and fixes some lint errors.
diff --git a/packages/camera/camera_android/example/pubspec.yaml b/packages/camera/camera_android/example/pubspec.yaml
index 98aa4a6..bee460e 100644
--- a/packages/camera/camera_android/example/pubspec.yaml
+++ b/packages/camera/camera_android/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   camera_android:
diff --git a/packages/camera/camera_android/pubspec.yaml b/packages/camera/camera_android/pubspec.yaml
index deef7ee..d5b6889 100644
--- a/packages/camera/camera_android/pubspec.yaml
+++ b/packages/camera/camera_android/pubspec.yaml
@@ -6,8 +6,8 @@
 version: 0.10.8
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/camera/camera_avfoundation/CHANGELOG.md b/packages/camera/camera_avfoundation/CHANGELOG.md
index a3e714f..bee2ab3 100644
--- a/packages/camera/camera_avfoundation/CHANGELOG.md
+++ b/packages/camera/camera_avfoundation/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.9.13+1
 
 * Clarifies explanation of endorsement in README.
diff --git a/packages/camera/camera_avfoundation/example/pubspec.yaml b/packages/camera/camera_avfoundation/example/pubspec.yaml
index 3879cff..8468012 100644
--- a/packages/camera/camera_avfoundation/example/pubspec.yaml
+++ b/packages/camera/camera_avfoundation/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   camera_avfoundation:
diff --git a/packages/camera/camera_platform_interface/CHANGELOG.md b/packages/camera/camera_platform_interface/CHANGELOG.md
index e0736ca..a889b6f 100644
--- a/packages/camera/camera_platform_interface/CHANGELOG.md
+++ b/packages/camera/camera_platform_interface/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.5.0
 
 * Adds NV21 as an image stream format (suitable for Android).
diff --git a/packages/camera/camera_platform_interface/pubspec.yaml b/packages/camera/camera_platform_interface/pubspec.yaml
index 7c3da2d..0b0d0a9 100644
--- a/packages/camera/camera_platform_interface/pubspec.yaml
+++ b/packages/camera/camera_platform_interface/pubspec.yaml
@@ -7,8 +7,8 @@
 version: 2.5.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cross_file: ^0.3.1
diff --git a/packages/camera/camera_web/CHANGELOG.md b/packages/camera/camera_web/CHANGELOG.md
index 5645d12..004488a 100644
--- a/packages/camera/camera_web/CHANGELOG.md
+++ b/packages/camera/camera_web/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.3.1+3
 
 * Clarifies explanation of endorsement in README.
diff --git a/packages/camera/camera_web/example/pubspec.yaml b/packages/camera/camera_web/example/pubspec.yaml
index 222ba25..f608af1 100644
--- a/packages/camera/camera_web/example/pubspec.yaml
+++ b/packages/camera/camera_web/example/pubspec.yaml
@@ -2,8 +2,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/camera/camera_web/pubspec.yaml b/packages/camera/camera_web/pubspec.yaml
index 9d6739d..ade36cd 100644
--- a/packages/camera/camera_web/pubspec.yaml
+++ b/packages/camera/camera_web/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 0.3.1+3
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/camera/camera_windows/CHANGELOG.md b/packages/camera/camera_windows/CHANGELOG.md
index 591bec6..65777d3 100644
--- a/packages/camera/camera_windows/CHANGELOG.md
+++ b/packages/camera/camera_windows/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.2.1+6
 
 * Sets a cmake_policy compatibility version to fix build warnings.
diff --git a/packages/camera/camera_windows/example/pubspec.yaml b/packages/camera/camera_windows/example/pubspec.yaml
index 5dc3a68..6eb50aa 100644
--- a/packages/camera/camera_windows/example/pubspec.yaml
+++ b/packages/camera/camera_windows/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: 'none'
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   camera_platform_interface: ^2.1.2
diff --git a/packages/camera/camera_windows/pubspec.yaml b/packages/camera/camera_windows/pubspec.yaml
index 81622a2..c62cd5d 100644
--- a/packages/camera/camera_windows/pubspec.yaml
+++ b/packages/camera/camera_windows/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 0.2.1+6
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/cross_file/CHANGELOG.md b/packages/cross_file/CHANGELOG.md
index fb2efd3..8e519f7 100644
--- a/packages/cross_file/CHANGELOG.md
+++ b/packages/cross_file/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.3.3+4
 
 * Reverts an accidental change in a constructor argument's nullability.
diff --git a/packages/cross_file/pubspec.yaml b/packages/cross_file/pubspec.yaml
index 45a81f7..51a4e44 100644
--- a/packages/cross_file/pubspec.yaml
+++ b/packages/cross_file/pubspec.yaml
@@ -5,7 +5,7 @@
 version: 0.3.3+4
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   js: ^0.6.3
diff --git a/packages/css_colors/CHANGELOG.md b/packages/css_colors/CHANGELOG.md
index 8d87d63..c8d9f27 100644
--- a/packages/css_colors/CHANGELOG.md
+++ b/packages/css_colors/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+- Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 - Aligns Dart and Flutter SDK constraints.
 - Updates minimum Flutter version to 3.0.
 - Updates package description.
diff --git a/packages/css_colors/pubspec.yaml b/packages/css_colors/pubspec.yaml
index eb32864..a2eca72 100644
--- a/packages/css_colors/pubspec.yaml
+++ b/packages/css_colors/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 1.1.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/dynamic_layouts/CHANGELOG.md b/packages/dynamic_layouts/CHANGELOG.md
index 77830d1..908eb54 100644
--- a/packages/dynamic_layouts/CHANGELOG.md
+++ b/packages/dynamic_layouts/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 * Updates minimum Flutter version to 3.0.
 
diff --git a/packages/dynamic_layouts/example/pubspec.yaml b/packages/dynamic_layouts/example/pubspec.yaml
index 20c5cea..51b340e 100644
--- a/packages/dynamic_layouts/example/pubspec.yaml
+++ b/packages/dynamic_layouts/example/pubspec.yaml
@@ -6,7 +6,7 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.3 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/dynamic_layouts/pubspec.yaml b/packages/dynamic_layouts/pubspec.yaml
index 8772b26..99989e9 100644
--- a/packages/dynamic_layouts/pubspec.yaml
+++ b/packages/dynamic_layouts/pubspec.yaml
@@ -7,8 +7,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.6 <4.0.0"
-  flutter: ">=3.0.5"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/espresso/CHANGELOG.md b/packages/espresso/CHANGELOG.md
index af45fb8..7d9ade9 100644
--- a/packages/espresso/CHANGELOG.md
+++ b/packages/espresso/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.3.0+4
 
 * Fixes compatibility with AGP versions older than 4.2.
diff --git a/packages/espresso/example/pubspec.yaml b/packages/espresso/example/pubspec.yaml
index b192a80..70407a4 100644
--- a/packages/espresso/example/pubspec.yaml
+++ b/packages/espresso/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/espresso/pubspec.yaml b/packages/espresso/pubspec.yaml
index 0dffbdb..fb0d636 100644
--- a/packages/espresso/pubspec.yaml
+++ b/packages/espresso/pubspec.yaml
@@ -6,8 +6,8 @@
 version: 0.3.0+4
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/extension_google_sign_in_as_googleapis_auth/CHANGELOG.md b/packages/extension_google_sign_in_as_googleapis_auth/CHANGELOG.md
index a28cc66..f396a1e 100644
--- a/packages/extension_google_sign_in_as_googleapis_auth/CHANGELOG.md
+++ b/packages/extension_google_sign_in_as_googleapis_auth/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 2.0.9
diff --git a/packages/extension_google_sign_in_as_googleapis_auth/example/pubspec.yaml b/packages/extension_google_sign_in_as_googleapis_auth/example/pubspec.yaml
index 7ddbaa1..f75884c 100644
--- a/packages/extension_google_sign_in_as_googleapis_auth/example/pubspec.yaml
+++ b/packages/extension_google_sign_in_as_googleapis_auth/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   extension_google_sign_in_as_googleapis_auth:
diff --git a/packages/extension_google_sign_in_as_googleapis_auth/pubspec.yaml b/packages/extension_google_sign_in_as_googleapis_auth/pubspec.yaml
index b48adf5..05cd7c5 100644
--- a/packages/extension_google_sign_in_as_googleapis_auth/pubspec.yaml
+++ b/packages/extension_google_sign_in_as_googleapis_auth/pubspec.yaml
@@ -11,8 +11,8 @@
 version: 2.0.9
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/file_selector/file_selector/CHANGELOG.md b/packages/file_selector/file_selector/CHANGELOG.md
index 0111f0d..77e22e7 100644
--- a/packages/file_selector/file_selector/CHANGELOG.md
+++ b/packages/file_selector/file_selector/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.9.3
 
 * Adds `getDirectoryPaths` for selecting multiple directories.
diff --git a/packages/file_selector/file_selector/example/pubspec.yaml b/packages/file_selector/file_selector/example/pubspec.yaml
index fc9852a..f4de9cb 100644
--- a/packages/file_selector/file_selector/example/pubspec.yaml
+++ b/packages/file_selector/file_selector/example/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   file_selector:
diff --git a/packages/file_selector/file_selector_linux/CHANGELOG.md b/packages/file_selector/file_selector_linux/CHANGELOG.md
index 262c418..8888630 100644
--- a/packages/file_selector/file_selector_linux/CHANGELOG.md
+++ b/packages/file_selector/file_selector_linux/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.9.1+3
 
 * Sets a cmake_policy compatibility version to fix build warnings.
diff --git a/packages/file_selector/file_selector_linux/example/pubspec.yaml b/packages/file_selector/file_selector_linux/example/pubspec.yaml
index 84362a6..1596eb3 100644
--- a/packages/file_selector/file_selector_linux/example/pubspec.yaml
+++ b/packages/file_selector/file_selector_linux/example/pubspec.yaml
@@ -4,8 +4,8 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   file_selector_linux:
diff --git a/packages/file_selector/file_selector_linux/pubspec.yaml b/packages/file_selector/file_selector_linux/pubspec.yaml
index 8064e68..238e0ae 100644
--- a/packages/file_selector/file_selector_linux/pubspec.yaml
+++ b/packages/file_selector/file_selector_linux/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 0.9.1+3
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/file_selector/file_selector_platform_interface/CHANGELOG.md b/packages/file_selector/file_selector_platform_interface/CHANGELOG.md
index 756e8cc..0ede4dd 100644
--- a/packages/file_selector/file_selector_platform_interface/CHANGELOG.md
+++ b/packages/file_selector/file_selector_platform_interface/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.5.0
 
 * Deprecates `macUTIs` in favor of `uniformTypeIdentifiers`.
diff --git a/packages/file_selector/file_selector_platform_interface/pubspec.yaml b/packages/file_selector/file_selector_platform_interface/pubspec.yaml
index c0ecf52..94023c9 100644
--- a/packages/file_selector/file_selector_platform_interface/pubspec.yaml
+++ b/packages/file_selector/file_selector_platform_interface/pubspec.yaml
@@ -7,8 +7,8 @@
 version: 2.5.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cross_file: ^0.3.0
diff --git a/packages/file_selector/file_selector_web/CHANGELOG.md b/packages/file_selector/file_selector_web/CHANGELOG.md
index d456e13..43ad496 100644
--- a/packages/file_selector/file_selector_web/CHANGELOG.md
+++ b/packages/file_selector/file_selector_web/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.9.0+4
 
 * Clarifies explanation of endorsement in README.
diff --git a/packages/file_selector/file_selector_web/example/pubspec.yaml b/packages/file_selector/file_selector_web/example/pubspec.yaml
index 9773e23..bc8b984 100644
--- a/packages/file_selector/file_selector_web/example/pubspec.yaml
+++ b/packages/file_selector/file_selector_web/example/pubspec.yaml
@@ -2,8 +2,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   file_selector_platform_interface: ^2.2.0
diff --git a/packages/file_selector/file_selector_web/pubspec.yaml b/packages/file_selector/file_selector_web/pubspec.yaml
index 478c9b6..8a601cb 100644
--- a/packages/file_selector/file_selector_web/pubspec.yaml
+++ b/packages/file_selector/file_selector_web/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 0.9.0+4
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/flutter_image/CHANGELOG.md b/packages/flutter_image/CHANGELOG.md
index 8db895a..a4b65bb 100644
--- a/packages/flutter_image/CHANGELOG.md
+++ b/packages/flutter_image/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 4.1.5
diff --git a/packages/flutter_image/pubspec.yaml b/packages/flutter_image/pubspec.yaml
index 539576a..1021c8a 100644
--- a/packages/flutter_image/pubspec.yaml
+++ b/packages/flutter_image/pubspec.yaml
@@ -6,8 +6,8 @@
 version: 4.1.5
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/flutter_lints/CHANGELOG.md b/packages/flutter_lints/CHANGELOG.md
index f94b1be..4af34c1 100644
--- a/packages/flutter_lints/CHANGELOG.md
+++ b/packages/flutter_lints/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.0.1
 
 * Updated readme to document suggestion process for new lints
diff --git a/packages/flutter_lints/example/pubspec.yaml b/packages/flutter_lints/example/pubspec.yaml
index 2ed661f..1f474eb 100644
--- a/packages/flutter_lints/example/pubspec.yaml
+++ b/packages/flutter_lints/example/pubspec.yaml
@@ -4,7 +4,7 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 # Add the latest version of `package:flutter_lints` as a dev_dependency. The
 # lint set provided by this package is activated in the `analysis_options.yaml`
diff --git a/packages/flutter_lints/pubspec.yaml b/packages/flutter_lints/pubspec.yaml
index 69ae368..0f7505d 100644
--- a/packages/flutter_lints/pubspec.yaml
+++ b/packages/flutter_lints/pubspec.yaml
@@ -5,7 +5,7 @@
 version: 2.0.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   lints: ^2.0.0
diff --git a/packages/flutter_plugin_android_lifecycle/CHANGELOG.md b/packages/flutter_plugin_android_lifecycle/CHANGELOG.md
index 3555a0f..f14b855 100644
--- a/packages/flutter_plugin_android_lifecycle/CHANGELOG.md
+++ b/packages/flutter_plugin_android_lifecycle/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.0.14
 
 * Fixes compatibility with ActivityPluginBinding.
diff --git a/packages/flutter_plugin_android_lifecycle/example/pubspec.yaml b/packages/flutter_plugin_android_lifecycle/example/pubspec.yaml
index abb0c2b..c012f38 100644
--- a/packages/flutter_plugin_android_lifecycle/example/pubspec.yaml
+++ b/packages/flutter_plugin_android_lifecycle/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/flutter_plugin_android_lifecycle/pubspec.yaml b/packages/flutter_plugin_android_lifecycle/pubspec.yaml
index 0c4bc7d..e56ccf5 100644
--- a/packages/flutter_plugin_android_lifecycle/pubspec.yaml
+++ b/packages/flutter_plugin_android_lifecycle/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.0.14
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/flutter_template_images/CHANGELOG.md b/packages/flutter_template_images/CHANGELOG.md
index 8c49d1f..2e17699 100644
--- a/packages/flutter_template_images/CHANGELOG.md
+++ b/packages/flutter_template_images/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Updates minimum SDK version to Flutter 3.0.
 
 ## 4.2.0
diff --git a/packages/flutter_template_images/pubspec.yaml b/packages/flutter_template_images/pubspec.yaml
index f5d4abb..d1bebb8 100644
--- a/packages/flutter_template_images/pubspec.yaml
+++ b/packages/flutter_template_images/pubspec.yaml
@@ -5,4 +5,4 @@
 version: 4.2.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
diff --git a/packages/go_router_builder/CHANGELOG.md b/packages/go_router_builder/CHANGELOG.md
index a1c74c7..bdab45e 100644
--- a/packages/go_router_builder/CHANGELOG.md
+++ b/packages/go_router_builder/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.0.1
 
 * Supports name parameter for `TypedGoRoute`.
diff --git a/packages/go_router_builder/example/pubspec.yaml b/packages/go_router_builder/example/pubspec.yaml
index 6942a4f..766952e 100644
--- a/packages/go_router_builder/example/pubspec.yaml
+++ b/packages/go_router_builder/example/pubspec.yaml
@@ -3,7 +3,7 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   flutter:
diff --git a/packages/google_identity_services_web/CHANGELOG.md b/packages/google_identity_services_web/CHANGELOG.md
index 966e812..4ece505 100644
--- a/packages/google_identity_services_web/CHANGELOG.md
+++ b/packages/google_identity_services_web/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.2.1
 
 * Relaxes the `renderButton` API so any JS-Interop Object can be its `target`.
diff --git a/packages/google_identity_services_web/example/pubspec.yaml b/packages/google_identity_services_web/example/pubspec.yaml
index b305694..3244341 100644
--- a/packages/google_identity_services_web/example/pubspec.yaml
+++ b/packages/google_identity_services_web/example/pubspec.yaml
@@ -4,7 +4,7 @@
 version: 0.0.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   flutter:
diff --git a/packages/google_identity_services_web/pubspec.yaml b/packages/google_identity_services_web/pubspec.yaml
index 8d4b6c5..47d69e0 100644
--- a/packages/google_identity_services_web/pubspec.yaml
+++ b/packages/google_identity_services_web/pubspec.yaml
@@ -5,7 +5,7 @@
 version: 0.2.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   js: ^0.6.4
diff --git a/packages/google_maps_flutter/google_maps_flutter/CHANGELOG.md b/packages/google_maps_flutter/google_maps_flutter/CHANGELOG.md
index 28ada3e..dce753c 100644
--- a/packages/google_maps_flutter/google_maps_flutter/CHANGELOG.md
+++ b/packages/google_maps_flutter/google_maps_flutter/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.2.6
 
 * Aligns Dart and Flutter SDK constraints.
diff --git a/packages/google_maps_flutter/google_maps_flutter/example/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter/example/pubspec.yaml
index da09f88..9c0ab99 100644
--- a/packages/google_maps_flutter/google_maps_flutter/example/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/google_maps_flutter/google_maps_flutter/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter/pubspec.yaml
index 40fa1f8..46911bc 100644
--- a/packages/google_maps_flutter/google_maps_flutter/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.2.6
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/google_maps_flutter/google_maps_flutter_android/CHANGELOG.md b/packages/google_maps_flutter/google_maps_flutter_android/CHANGELOG.md
index 2e5b776..4f93399 100644
--- a/packages/google_maps_flutter/google_maps_flutter_android/CHANGELOG.md
+++ b/packages/google_maps_flutter/google_maps_flutter_android/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.4.14
 
 * Updates gradle, AGP and fixes some lint errors.
diff --git a/packages/google_maps_flutter/google_maps_flutter_android/example/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter_android/example/pubspec.yaml
index 259462c..2fafe6e 100644
--- a/packages/google_maps_flutter/google_maps_flutter_android/example/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter_android/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/google_maps_flutter/google_maps_flutter_android/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter_android/pubspec.yaml
index 931f70b..726ad02 100644
--- a/packages/google_maps_flutter/google_maps_flutter_android/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter_android/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.4.14
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/google_maps_flutter/google_maps_flutter_ios/CHANGELOG.md b/packages/google_maps_flutter/google_maps_flutter_ios/CHANGELOG.md
index 47ef184..5913424 100644
--- a/packages/google_maps_flutter/google_maps_flutter_ios/CHANGELOG.md
+++ b/packages/google_maps_flutter/google_maps_flutter_ios/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.2.2
 
 * Sets an upper bound on the `GoogleMaps` SDK version that can be used, to
diff --git a/packages/google_maps_flutter/google_maps_flutter_ios/example/ios11/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter_ios/example/ios11/pubspec.yaml
index f34109a..f9a7ee1 100644
--- a/packages/google_maps_flutter/google_maps_flutter_ios/example/ios11/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter_ios/example/ios11/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/google_maps_flutter/google_maps_flutter_ios/example/ios12/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter_ios/example/ios12/pubspec.yaml
index f34109a..f9a7ee1 100644
--- a/packages/google_maps_flutter/google_maps_flutter_ios/example/ios12/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter_ios/example/ios12/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/google_maps_flutter/google_maps_flutter_ios/example/ios13/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter_ios/example/ios13/pubspec.yaml
index f34109a..f9a7ee1 100644
--- a/packages/google_maps_flutter/google_maps_flutter_ios/example/ios13/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter_ios/example/ios13/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/pubspec.yaml b/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/pubspec.yaml
index 29640b9..e20bdb9 100644
--- a/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/pubspec.yaml
+++ b/packages/google_maps_flutter/google_maps_flutter_ios/example/shared/maps_example_dart/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/google_sign_in/google_sign_in_android/CHANGELOG.md b/packages/google_sign_in/google_sign_in_android/CHANGELOG.md
index 7aeafc1..dbb6a8a 100644
--- a/packages/google_sign_in/google_sign_in_android/CHANGELOG.md
+++ b/packages/google_sign_in/google_sign_in_android/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 6.1.14
 
 * Fixes compatibility with AGP versions older than 4.2.
diff --git a/packages/google_sign_in/google_sign_in_android/example/pubspec.yaml b/packages/google_sign_in/google_sign_in_android/example/pubspec.yaml
index 1887a2f..6306864 100644
--- a/packages/google_sign_in/google_sign_in_android/example/pubspec.yaml
+++ b/packages/google_sign_in/google_sign_in_android/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/google_sign_in/google_sign_in_android/pubspec.yaml b/packages/google_sign_in/google_sign_in_android/pubspec.yaml
index 7390474..516f09c 100644
--- a/packages/google_sign_in/google_sign_in_android/pubspec.yaml
+++ b/packages/google_sign_in/google_sign_in_android/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 6.1.14
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md b/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md
index 843a9e8..566a29a 100644
--- a/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md
+++ b/packages/google_sign_in/google_sign_in_ios/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 5.6.2
 
 * Updates functions without a prototype to avoid deprecation warning.
diff --git a/packages/google_sign_in/google_sign_in_ios/example/pubspec.yaml b/packages/google_sign_in/google_sign_in_ios/example/pubspec.yaml
index c067291..ba9c8b1 100644
--- a/packages/google_sign_in/google_sign_in_ios/example/pubspec.yaml
+++ b/packages/google_sign_in/google_sign_in_ios/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/image_picker/image_picker_for_web/CHANGELOG.md b/packages/image_picker/image_picker_for_web/CHANGELOG.md
index f8bc98e..100a9b0 100644
--- a/packages/image_picker/image_picker_for_web/CHANGELOG.md
+++ b/packages/image_picker/image_picker_for_web/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.1.12
 
 * Clarifies explanation of endorsement in README.
diff --git a/packages/image_picker/image_picker_for_web/example/pubspec.yaml b/packages/image_picker/image_picker_for_web/example/pubspec.yaml
index c150c20..9c431bd 100644
--- a/packages/image_picker/image_picker_for_web/example/pubspec.yaml
+++ b/packages/image_picker/image_picker_for_web/example/pubspec.yaml
@@ -2,8 +2,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/image_picker/image_picker_for_web/pubspec.yaml b/packages/image_picker/image_picker_for_web/pubspec.yaml
index 3fe4071..06a7093 100644
--- a/packages/image_picker/image_picker_for_web/pubspec.yaml
+++ b/packages/image_picker/image_picker_for_web/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.1.12
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/image_picker/image_picker_platform_interface/CHANGELOG.md b/packages/image_picker/image_picker_platform_interface/CHANGELOG.md
index 2977e29..1308001 100644
--- a/packages/image_picker/image_picker_platform_interface/CHANGELOG.md
+++ b/packages/image_picker/image_picker_platform_interface/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 2.6.3
diff --git a/packages/image_picker/image_picker_platform_interface/pubspec.yaml b/packages/image_picker/image_picker_platform_interface/pubspec.yaml
index e03c59b..5bc22ae 100644
--- a/packages/image_picker/image_picker_platform_interface/pubspec.yaml
+++ b/packages/image_picker/image_picker_platform_interface/pubspec.yaml
@@ -7,8 +7,8 @@
 version: 2.6.3
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cross_file: ^0.3.1+1
diff --git a/packages/in_app_purchase/in_app_purchase/CHANGELOG.md b/packages/in_app_purchase/in_app_purchase/CHANGELOG.md
index ce33145..c049d00 100644
--- a/packages/in_app_purchase/in_app_purchase/CHANGELOG.md
+++ b/packages/in_app_purchase/in_app_purchase/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 3.1.5
diff --git a/packages/in_app_purchase/in_app_purchase/example/pubspec.yaml b/packages/in_app_purchase/in_app_purchase/example/pubspec.yaml
index 5ec9ddf..e3c891e 100644
--- a/packages/in_app_purchase/in_app_purchase/example/pubspec.yaml
+++ b/packages/in_app_purchase/in_app_purchase/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/in_app_purchase/in_app_purchase/pubspec.yaml b/packages/in_app_purchase/in_app_purchase/pubspec.yaml
index 4b0a2e5..d873338 100644
--- a/packages/in_app_purchase/in_app_purchase/pubspec.yaml
+++ b/packages/in_app_purchase/in_app_purchase/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 3.1.5
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/in_app_purchase/in_app_purchase_storekit/CHANGELOG.md b/packages/in_app_purchase/in_app_purchase_storekit/CHANGELOG.md
index 5692382..7f05c0f 100644
--- a/packages/in_app_purchase/in_app_purchase_storekit/CHANGELOG.md
+++ b/packages/in_app_purchase/in_app_purchase_storekit/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.3.6+3
 
 * Adds a null check, to prevent a new diagnostic.
diff --git a/packages/in_app_purchase/in_app_purchase_storekit/example/pubspec.yaml b/packages/in_app_purchase/in_app_purchase_storekit/example/pubspec.yaml
index 326b459..494e491 100644
--- a/packages/in_app_purchase/in_app_purchase_storekit/example/pubspec.yaml
+++ b/packages/in_app_purchase/in_app_purchase_storekit/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/ios_platform_images/CHANGELOG.md b/packages/ios_platform_images/CHANGELOG.md
index cb089da..e54932a 100644
--- a/packages/ios_platform_images/CHANGELOG.md
+++ b/packages/ios_platform_images/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 0.2.2+1
diff --git a/packages/ios_platform_images/example/pubspec.yaml b/packages/ios_platform_images/example/pubspec.yaml
index 71f253a..0de9149 100644
--- a/packages/ios_platform_images/example/pubspec.yaml
+++ b/packages/ios_platform_images/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   cupertino_icons: ^1.0.2
diff --git a/packages/local_auth/local_auth_android/CHANGELOG.md b/packages/local_auth/local_auth_android/CHANGELOG.md
index 3ec5846..b574726 100644
--- a/packages/local_auth/local_auth_android/CHANGELOG.md
+++ b/packages/local_auth/local_auth_android/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 1.0.28
 
 * Removes unused resources as indicated by Android lint warnings.
diff --git a/packages/local_auth/local_auth_android/example/pubspec.yaml b/packages/local_auth/local_auth_android/example/pubspec.yaml
index 9a202ed..d580110 100644
--- a/packages/local_auth/local_auth_android/example/pubspec.yaml
+++ b/packages/local_auth/local_auth_android/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/local_auth/local_auth_android/pubspec.yaml b/packages/local_auth/local_auth_android/pubspec.yaml
index af8e968..ccdb526 100644
--- a/packages/local_auth/local_auth_android/pubspec.yaml
+++ b/packages/local_auth/local_auth_android/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 1.0.28
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/local_auth/local_auth_ios/CHANGELOG.md b/packages/local_auth/local_auth_ios/CHANGELOG.md
index a5dd630..570f8db 100644
--- a/packages/local_auth/local_auth_ios/CHANGELOG.md
+++ b/packages/local_auth/local_auth_ios/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 1.1.2
 
 * Internal refactoring for maintainability.
diff --git a/packages/local_auth/local_auth_ios/example/pubspec.yaml b/packages/local_auth/local_auth_ios/example/pubspec.yaml
index a7e79c2..300f2ff 100644
--- a/packages/local_auth/local_auth_ios/example/pubspec.yaml
+++ b/packages/local_auth/local_auth_ios/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/local_auth/local_auth_windows/CHANGELOG.md b/packages/local_auth/local_auth_windows/CHANGELOG.md
index 5b44b32..d184e55 100644
--- a/packages/local_auth/local_auth_windows/CHANGELOG.md
+++ b/packages/local_auth/local_auth_windows/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 1.0.8
 
 * Sets a cmake_policy compatibility version to fix build warnings.
diff --git a/packages/local_auth/local_auth_windows/example/pubspec.yaml b/packages/local_auth/local_auth_windows/example/pubspec.yaml
index 65be804..2b31020 100644
--- a/packages/local_auth/local_auth_windows/example/pubspec.yaml
+++ b/packages/local_auth/local_auth_windows/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/local_auth/local_auth_windows/pubspec.yaml b/packages/local_auth/local_auth_windows/pubspec.yaml
index 01a9bda..f0b97d3 100644
--- a/packages/local_auth/local_auth_windows/pubspec.yaml
+++ b/packages/local_auth/local_auth_windows/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 1.0.8
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/multicast_dns/CHANGELOG.md b/packages/multicast_dns/CHANGELOG.md
index 55ee390..7e8642c 100644
--- a/packages/multicast_dns/CHANGELOG.md
+++ b/packages/multicast_dns/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.3.2+3
 
 * Removes use of `runtimeType.toString()`.
diff --git a/packages/multicast_dns/pubspec.yaml b/packages/multicast_dns/pubspec.yaml
index c50e009..d0fc19e 100644
--- a/packages/multicast_dns/pubspec.yaml
+++ b/packages/multicast_dns/pubspec.yaml
@@ -5,7 +5,7 @@
 version: 0.3.2+3
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   meta: ^1.3.0
diff --git a/packages/palette_generator/CHANGELOG.md b/packages/palette_generator/CHANGELOG.md
index ec6f4e8..7824f21 100644
--- a/packages/palette_generator/CHANGELOG.md
+++ b/packages/palette_generator/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 0.3.3+2
diff --git a/packages/palette_generator/example/pubspec.yaml b/packages/palette_generator/example/pubspec.yaml
index 353f2fe..6eb5e09 100644
--- a/packages/palette_generator/example/pubspec.yaml
+++ b/packages/palette_generator/example/pubspec.yaml
@@ -4,8 +4,8 @@
 version: 0.1.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/palette_generator/pubspec.yaml b/packages/palette_generator/pubspec.yaml
index a44c214..ad4ed95 100644
--- a/packages/palette_generator/pubspec.yaml
+++ b/packages/palette_generator/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 0.3.3+2
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   collection: ^1.15.0
diff --git a/packages/path_provider/path_provider/CHANGELOG.md b/packages/path_provider/path_provider/CHANGELOG.md
index 8436389..a491eb9 100644
--- a/packages/path_provider/path_provider/CHANGELOG.md
+++ b/packages/path_provider/path_provider/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.0.15
 
 * Updates iOS minimum version in README.
diff --git a/packages/path_provider/path_provider/example/pubspec.yaml b/packages/path_provider/path_provider/example/pubspec.yaml
index 0472778..9a67b15 100644
--- a/packages/path_provider/path_provider/example/pubspec.yaml
+++ b/packages/path_provider/path_provider/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/path_provider/path_provider/pubspec.yaml b/packages/path_provider/path_provider/pubspec.yaml
index 8ec3e1c..46507ce 100644
--- a/packages/path_provider/path_provider/pubspec.yaml
+++ b/packages/path_provider/path_provider/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.0.15
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/path_provider/path_provider_android/CHANGELOG.md b/packages/path_provider/path_provider_android/CHANGELOG.md
index 5f55141..8164575 100644
--- a/packages/path_provider/path_provider_android/CHANGELOG.md
+++ b/packages/path_provider/path_provider_android/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.0.27
 
 * Fixes compatibility with AGP versions older than 4.2.
diff --git a/packages/path_provider/path_provider_android/example/pubspec.yaml b/packages/path_provider/path_provider_android/example/pubspec.yaml
index d5e08db..ea9f087 100644
--- a/packages/path_provider/path_provider_android/example/pubspec.yaml
+++ b/packages/path_provider/path_provider_android/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/path_provider/path_provider_android/pubspec.yaml b/packages/path_provider/path_provider_android/pubspec.yaml
index f22706b..2bd685b 100644
--- a/packages/path_provider/path_provider_android/pubspec.yaml
+++ b/packages/path_provider/path_provider_android/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.0.27
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/path_provider/path_provider_linux/CHANGELOG.md b/packages/path_provider/path_provider_linux/CHANGELOG.md
index 0604570..248150a 100644
--- a/packages/path_provider/path_provider_linux/CHANGELOG.md
+++ b/packages/path_provider/path_provider_linux/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.1.10
 
 * Clarifies explanation of endorsement in README.
diff --git a/packages/path_provider/path_provider_linux/example/pubspec.yaml b/packages/path_provider/path_provider_linux/example/pubspec.yaml
index 088420d..47ceb17 100644
--- a/packages/path_provider/path_provider_linux/example/pubspec.yaml
+++ b/packages/path_provider/path_provider_linux/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: "none"
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/path_provider/path_provider_linux/pubspec.yaml b/packages/path_provider/path_provider_linux/pubspec.yaml
index 89123c0..e5b1f8a 100644
--- a/packages/path_provider/path_provider_linux/pubspec.yaml
+++ b/packages/path_provider/path_provider_linux/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.1.10
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/path_provider/path_provider_platform_interface/CHANGELOG.md b/packages/path_provider/path_provider_platform_interface/CHANGELOG.md
index 7dbca93..f96711b 100644
--- a/packages/path_provider/path_provider_platform_interface/CHANGELOG.md
+++ b/packages/path_provider/path_provider_platform_interface/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 2.0.6
diff --git a/packages/path_provider/path_provider_platform_interface/pubspec.yaml b/packages/path_provider/path_provider_platform_interface/pubspec.yaml
index c4c5ca4..193bb85 100644
--- a/packages/path_provider/path_provider_platform_interface/pubspec.yaml
+++ b/packages/path_provider/path_provider_platform_interface/pubspec.yaml
@@ -7,8 +7,8 @@
 version: 2.0.6
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/path_provider/path_provider_windows/CHANGELOG.md b/packages/path_provider/path_provider_windows/CHANGELOG.md
index a9218de..beb6e41 100644
--- a/packages/path_provider/path_provider_windows/CHANGELOG.md
+++ b/packages/path_provider/path_provider_windows/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.1.6
 
 * Adds compatibility with `win32` 4.x.
diff --git a/packages/path_provider/path_provider_windows/example/pubspec.yaml b/packages/path_provider/path_provider_windows/example/pubspec.yaml
index c774bbb..5639d5c 100644
--- a/packages/path_provider/path_provider_windows/example/pubspec.yaml
+++ b/packages/path_provider/path_provider_windows/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/path_provider/path_provider_windows/pubspec.yaml b/packages/path_provider/path_provider_windows/pubspec.yaml
index 132612c..45f1788 100644
--- a/packages/path_provider/path_provider_windows/pubspec.yaml
+++ b/packages/path_provider/path_provider_windows/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.1.6
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/pointer_interceptor/CHANGELOG.md b/packages/pointer_interceptor/CHANGELOG.md
index 368fd6d..a9a8b55 100644
--- a/packages/pointer_interceptor/CHANGELOG.md
+++ b/packages/pointer_interceptor/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ##  0.9.3+4
diff --git a/packages/pointer_interceptor/example/pubspec.yaml b/packages/pointer_interceptor/example/pubspec.yaml
index bfbd242..3a76753 100644
--- a/packages/pointer_interceptor/example/pubspec.yaml
+++ b/packages/pointer_interceptor/example/pubspec.yaml
@@ -4,8 +4,8 @@
 version: 1.0.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/pointer_interceptor/pubspec.yaml b/packages/pointer_interceptor/pubspec.yaml
index a8a451d..22106a8 100644
--- a/packages/pointer_interceptor/pubspec.yaml
+++ b/packages/pointer_interceptor/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 0.9.3+4
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/quick_actions/quick_actions_android/CHANGELOG.md b/packages/quick_actions/quick_actions_android/CHANGELOG.md
index 30344bc..7b64d19 100644
--- a/packages/quick_actions/quick_actions_android/CHANGELOG.md
+++ b/packages/quick_actions/quick_actions_android/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 1.0.5
 
 * Fixes Java warnings.
diff --git a/packages/quick_actions/quick_actions_android/example/pubspec.yaml b/packages/quick_actions/quick_actions_android/example/pubspec.yaml
index 987df0b..cffc441 100644
--- a/packages/quick_actions/quick_actions_android/example/pubspec.yaml
+++ b/packages/quick_actions/quick_actions_android/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/quick_actions/quick_actions_android/pubspec.yaml b/packages/quick_actions/quick_actions_android/pubspec.yaml
index 0c82184..2091c28 100644
--- a/packages/quick_actions/quick_actions_android/pubspec.yaml
+++ b/packages/quick_actions/quick_actions_android/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 1.0.5
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/quick_actions/quick_actions_ios/CHANGELOG.md b/packages/quick_actions/quick_actions_ios/CHANGELOG.md
index 31bef65..904db78 100644
--- a/packages/quick_actions/quick_actions_ios/CHANGELOG.md
+++ b/packages/quick_actions/quick_actions_ios/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 1.0.5
 
 * Updates minimum iOS version to 11 and Flutter version to 3.3.
diff --git a/packages/quick_actions/quick_actions_ios/example/pubspec.yaml b/packages/quick_actions/quick_actions_ios/example/pubspec.yaml
index 5f38af9..10fc849 100644
--- a/packages/quick_actions/quick_actions_ios/example/pubspec.yaml
+++ b/packages/quick_actions/quick_actions_ios/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/rfw/CHANGELOG.md b/packages/rfw/CHANGELOG.md
index 21e1985..ff381c2 100644
--- a/packages/rfw/CHANGELOG.md
+++ b/packages/rfw/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 1.0.8
diff --git a/packages/rfw/example/hello/pubspec.yaml b/packages/rfw/example/hello/pubspec.yaml
index aac9a31..6d720d2 100644
--- a/packages/rfw/example/hello/pubspec.yaml
+++ b/packages/rfw/example/hello/pubspec.yaml
@@ -4,8 +4,8 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/rfw/example/local/pubspec.yaml b/packages/rfw/example/local/pubspec.yaml
index b81b031..620338a 100644
--- a/packages/rfw/example/local/pubspec.yaml
+++ b/packages/rfw/example/local/pubspec.yaml
@@ -4,8 +4,8 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/rfw/example/remote/pubspec.yaml b/packages/rfw/example/remote/pubspec.yaml
index cb2c4bd..0b744cc 100644
--- a/packages/rfw/example/remote/pubspec.yaml
+++ b/packages/rfw/example/remote/pubspec.yaml
@@ -4,8 +4,8 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/rfw/example/wasm/pubspec.yaml b/packages/rfw/example/wasm/pubspec.yaml
index e72fcfd..84fa83b 100644
--- a/packages/rfw/example/wasm/pubspec.yaml
+++ b/packages/rfw/example/wasm/pubspec.yaml
@@ -4,8 +4,8 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/rfw/pubspec.yaml b/packages/rfw/pubspec.yaml
index 47cbe11..c346840 100644
--- a/packages/rfw/pubspec.yaml
+++ b/packages/rfw/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 1.0.8
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/rfw/test_coverage/pubspec.yaml b/packages/rfw/test_coverage/pubspec.yaml
index 908290b..a604b39 100644
--- a/packages/rfw/test_coverage/pubspec.yaml
+++ b/packages/rfw/test_coverage/pubspec.yaml
@@ -4,7 +4,7 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   lcov_parser: 0.1.1
diff --git a/packages/shared_preferences/shared_preferences/CHANGELOG.md b/packages/shared_preferences/shared_preferences/CHANGELOG.md
index 1788a08..349e8bc 100644
--- a/packages/shared_preferences/shared_preferences/CHANGELOG.md
+++ b/packages/shared_preferences/shared_preferences/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.1.1
 
 * Updates iOS minimum version in README.
diff --git a/packages/shared_preferences/shared_preferences/example/pubspec.yaml b/packages/shared_preferences/shared_preferences/example/pubspec.yaml
index a421ca0..7523d82 100644
--- a/packages/shared_preferences/shared_preferences/example/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/shared_preferences/pubspec.yaml b/packages/shared_preferences/shared_preferences/pubspec.yaml
index dc54483..02335fe 100644
--- a/packages/shared_preferences/shared_preferences/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences/pubspec.yaml
@@ -6,8 +6,8 @@
 version: 2.1.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/shared_preferences/shared_preferences_android/CHANGELOG.md b/packages/shared_preferences/shared_preferences_android/CHANGELOG.md
index e901898..e5dd9bc 100644
--- a/packages/shared_preferences/shared_preferences_android/CHANGELOG.md
+++ b/packages/shared_preferences/shared_preferences_android/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.1.4
 
 * Fixes compatibility with AGP versions older than 4.2.
diff --git a/packages/shared_preferences/shared_preferences_android/example/pubspec.yaml b/packages/shared_preferences/shared_preferences_android/example/pubspec.yaml
index 663e229..3445345 100644
--- a/packages/shared_preferences/shared_preferences_android/example/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_android/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/shared_preferences_android/pubspec.yaml b/packages/shared_preferences/shared_preferences_android/pubspec.yaml
index b8d240a..36fc4f4 100644
--- a/packages/shared_preferences/shared_preferences_android/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_android/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.1.4
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/shared_preferences/shared_preferences_foundation/CHANGELOG.md b/packages/shared_preferences/shared_preferences_foundation/CHANGELOG.md
index 4dae324..0ef21a0 100644
--- a/packages/shared_preferences/shared_preferences_foundation/CHANGELOG.md
+++ b/packages/shared_preferences/shared_preferences_foundation/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.2.2
 
 * Updates minimum iOS version to 11.
diff --git a/packages/shared_preferences/shared_preferences_foundation/example/pubspec.yaml b/packages/shared_preferences/shared_preferences_foundation/example/pubspec.yaml
index c07881a..685231d 100644
--- a/packages/shared_preferences/shared_preferences_foundation/example/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_foundation/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/shared_preferences_foundation/pubspec.yaml b/packages/shared_preferences/shared_preferences_foundation/pubspec.yaml
index a3798f3..d2ee5cb 100644
--- a/packages/shared_preferences/shared_preferences_foundation/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_foundation/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.2.2
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/shared_preferences/shared_preferences_linux/CHANGELOG.md b/packages/shared_preferences/shared_preferences_linux/CHANGELOG.md
index 4ba0cec..be38e84 100644
--- a/packages/shared_preferences/shared_preferences_linux/CHANGELOG.md
+++ b/packages/shared_preferences/shared_preferences_linux/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.2.0
 
 * Adds `getAllWithPrefix` and `clearWithPrefix` methods.
diff --git a/packages/shared_preferences/shared_preferences_linux/example/pubspec.yaml b/packages/shared_preferences/shared_preferences_linux/example/pubspec.yaml
index b077ea1..d67cd69 100644
--- a/packages/shared_preferences/shared_preferences_linux/example/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_linux/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/shared_preferences_linux/pubspec.yaml b/packages/shared_preferences/shared_preferences_linux/pubspec.yaml
index ff3f6d2..59ca5c4 100644
--- a/packages/shared_preferences/shared_preferences_linux/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_linux/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.2.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/shared_preferences/shared_preferences_platform_interface/CHANGELOG.md b/packages/shared_preferences/shared_preferences_platform_interface/CHANGELOG.md
index 5f29cb7..bf59e87 100644
--- a/packages/shared_preferences/shared_preferences_platform_interface/CHANGELOG.md
+++ b/packages/shared_preferences/shared_preferences_platform_interface/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.2.0
 
 * Adds `getAllWithPrefix` and `clearWithPrefix` method.
diff --git a/packages/shared_preferences/shared_preferences_platform_interface/pubspec.yaml b/packages/shared_preferences/shared_preferences_platform_interface/pubspec.yaml
index 15e5e59..76164d5 100644
--- a/packages/shared_preferences/shared_preferences_platform_interface/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_platform_interface/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.2.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/shared_preferences_web/CHANGELOG.md b/packages/shared_preferences/shared_preferences_web/CHANGELOG.md
index b5efabc..a446c0c 100644
--- a/packages/shared_preferences/shared_preferences_web/CHANGELOG.md
+++ b/packages/shared_preferences/shared_preferences_web/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.1.0
 
 * Adds `getAllWithPrefix` and `clearWithPrefix` methods.
diff --git a/packages/shared_preferences/shared_preferences_web/example/pubspec.yaml b/packages/shared_preferences/shared_preferences_web/example/pubspec.yaml
index 1afeef8..92ace9c 100644
--- a/packages/shared_preferences/shared_preferences_web/example/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_web/example/pubspec.yaml
@@ -2,8 +2,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/shared_preferences_web/pubspec.yaml b/packages/shared_preferences/shared_preferences_web/pubspec.yaml
index 5c88356..f7f7903 100644
--- a/packages/shared_preferences/shared_preferences_web/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_web/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.1.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/shared_preferences/shared_preferences_windows/CHANGELOG.md b/packages/shared_preferences/shared_preferences_windows/CHANGELOG.md
index caeabe4..b7c6410 100644
--- a/packages/shared_preferences/shared_preferences_windows/CHANGELOG.md
+++ b/packages/shared_preferences/shared_preferences_windows/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.2.0
 
 * Adds `getAllWithPrefix` and `clearWithPrefix` methods.
diff --git a/packages/shared_preferences/shared_preferences_windows/example/pubspec.yaml b/packages/shared_preferences/shared_preferences_windows/example/pubspec.yaml
index cadf578..f0280cb 100644
--- a/packages/shared_preferences/shared_preferences_windows/example/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_windows/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/shared_preferences/shared_preferences_windows/pubspec.yaml b/packages/shared_preferences/shared_preferences_windows/pubspec.yaml
index ae2246b..03e3880 100644
--- a/packages/shared_preferences/shared_preferences_windows/pubspec.yaml
+++ b/packages/shared_preferences/shared_preferences_windows/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.2.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/standard_message_codec/CHANGELOG.md b/packages/standard_message_codec/CHANGELOG.md
index 5472fdf..8d00356 100644
--- a/packages/standard_message_codec/CHANGELOG.md
+++ b/packages/standard_message_codec/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.0.1+3
 
 * Minor README updates.
diff --git a/packages/standard_message_codec/example/pubspec.yaml b/packages/standard_message_codec/example/pubspec.yaml
index c8fa655..1978db7 100644
--- a/packages/standard_message_codec/example/pubspec.yaml
+++ b/packages/standard_message_codec/example/pubspec.yaml
@@ -4,7 +4,7 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   standard_message_codec:
diff --git a/packages/standard_message_codec/pubspec.yaml b/packages/standard_message_codec/pubspec.yaml
index da969f3..fe73da0 100644
--- a/packages/standard_message_codec/pubspec.yaml
+++ b/packages/standard_message_codec/pubspec.yaml
@@ -5,7 +5,7 @@
 issue_tracker:  https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3Astandard_message_codec
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dev_dependencies:
   test: ^1.16.0
diff --git a/packages/url_launcher/url_launcher_linux/CHANGELOG.md b/packages/url_launcher/url_launcher_linux/CHANGELOG.md
index 60e7b47..5a2beeb 100644
--- a/packages/url_launcher/url_launcher_linux/CHANGELOG.md
+++ b/packages/url_launcher/url_launcher_linux/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 3.0.5
 
 * Sets a cmake_policy compatibility version to fix build warnings.
diff --git a/packages/url_launcher/url_launcher_linux/example/pubspec.yaml b/packages/url_launcher/url_launcher_linux/example/pubspec.yaml
index cb87799..6dbebd9 100644
--- a/packages/url_launcher/url_launcher_linux/example/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_linux/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/url_launcher/url_launcher_linux/pubspec.yaml b/packages/url_launcher/url_launcher_linux/pubspec.yaml
index cbae277..1f639cc 100644
--- a/packages/url_launcher/url_launcher_linux/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_linux/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 3.0.5
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/url_launcher/url_launcher_macos/CHANGELOG.md b/packages/url_launcher/url_launcher_macos/CHANGELOG.md
index f1534e9..c6677b6 100644
--- a/packages/url_launcher/url_launcher_macos/CHANGELOG.md
+++ b/packages/url_launcher/url_launcher_macos/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 3.0.5
 
 * Converts method channel to Pigeon.
diff --git a/packages/url_launcher/url_launcher_macos/example/pubspec.yaml b/packages/url_launcher/url_launcher_macos/example/pubspec.yaml
index df6a05c..fb342be 100644
--- a/packages/url_launcher/url_launcher_macos/example/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_macos/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/url_launcher/url_launcher_macos/pubspec.yaml b/packages/url_launcher/url_launcher_macos/pubspec.yaml
index 51b15e9..1c09ae7 100644
--- a/packages/url_launcher/url_launcher_macos/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_macos/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 3.0.5
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/url_launcher/url_launcher_windows/CHANGELOG.md b/packages/url_launcher/url_launcher_windows/CHANGELOG.md
index 87da9c6..5f840cb 100644
--- a/packages/url_launcher/url_launcher_windows/CHANGELOG.md
+++ b/packages/url_launcher/url_launcher_windows/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 3.0.6
 
 * Sets a cmake_policy compatibility version to fix build warnings.
diff --git a/packages/url_launcher/url_launcher_windows/example/pubspec.yaml b/packages/url_launcher/url_launcher_windows/example/pubspec.yaml
index da6b471..93dc8ec 100644
--- a/packages/url_launcher/url_launcher_windows/example/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_windows/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/url_launcher/url_launcher_windows/pubspec.yaml b/packages/url_launcher/url_launcher_windows/pubspec.yaml
index 2179476..f91d629 100644
--- a/packages/url_launcher/url_launcher_windows/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_windows/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 3.0.6
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/video_player/video_player/CHANGELOG.md b/packages/video_player/video_player/CHANGELOG.md
index 368af5b..7f24a73 100644
--- a/packages/video_player/video_player/CHANGELOG.md
+++ b/packages/video_player/video_player/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.6.1
 
 * Synchronizes `VideoPlayerValue.isPlaying` with underlying video player.
diff --git a/packages/video_player/video_player/example/pubspec.yaml b/packages/video_player/video_player/example/pubspec.yaml
index 9fde956..42bd608 100644
--- a/packages/video_player/video_player/example/pubspec.yaml
+++ b/packages/video_player/video_player/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/video_player/video_player/pubspec.yaml b/packages/video_player/video_player/pubspec.yaml
index 91d0a2c..f33a272 100644
--- a/packages/video_player/video_player/pubspec.yaml
+++ b/packages/video_player/video_player/pubspec.yaml
@@ -6,8 +6,8 @@
 version: 2.6.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/video_player/video_player_avfoundation/CHANGELOG.md b/packages/video_player/video_player_avfoundation/CHANGELOG.md
index 4c1b9a5..a54aef5 100644
--- a/packages/video_player/video_player_avfoundation/CHANGELOG.md
+++ b/packages/video_player/video_player_avfoundation/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.4.6
 
 * Fixes hang when seeking to end of video.
diff --git a/packages/video_player/video_player_avfoundation/example/pubspec.yaml b/packages/video_player/video_player_avfoundation/example/pubspec.yaml
index bffa17d..e77e39a 100644
--- a/packages/video_player/video_player_avfoundation/example/pubspec.yaml
+++ b/packages/video_player/video_player_avfoundation/example/pubspec.yaml
@@ -3,8 +3,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/video_player/video_player_platform_interface/CHANGELOG.md b/packages/video_player/video_player_platform_interface/CHANGELOG.md
index 55b3f5c..f75c5a1 100644
--- a/packages/video_player/video_player_platform_interface/CHANGELOG.md
+++ b/packages/video_player/video_player_platform_interface/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 6.1.0
 
 * Aligns Dart and Flutter SDK constraints.
diff --git a/packages/video_player/video_player_platform_interface/pubspec.yaml b/packages/video_player/video_player_platform_interface/pubspec.yaml
index 82bbdf7..f266f6e 100644
--- a/packages/video_player/video_player_platform_interface/pubspec.yaml
+++ b/packages/video_player/video_player_platform_interface/pubspec.yaml
@@ -7,8 +7,8 @@
 version: 6.1.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/video_player/video_player_web/CHANGELOG.md b/packages/video_player/video_player_web/CHANGELOG.md
index 19f5bb9..1bb8b18 100644
--- a/packages/video_player/video_player_web/CHANGELOG.md
+++ b/packages/video_player/video_player_web/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.0.16
 
 * Synchronizes `VideoPlayerValue.isPlaying` with `VideoElement`.
diff --git a/packages/video_player/video_player_web/example/pubspec.yaml b/packages/video_player/video_player_web/example/pubspec.yaml
index 4cb1d4d..eb29488 100644
--- a/packages/video_player/video_player_web/example/pubspec.yaml
+++ b/packages/video_player/video_player_web/example/pubspec.yaml
@@ -2,8 +2,8 @@
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/video_player/video_player_web/pubspec.yaml b/packages/video_player/video_player_web/pubspec.yaml
index 70434ef..d1a5eb6 100644
--- a/packages/video_player/video_player_web/pubspec.yaml
+++ b/packages/video_player/video_player_web/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 2.0.16
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:
diff --git a/packages/web_benchmarks/CHANGELOG.md b/packages/web_benchmarks/CHANGELOG.md
index dff0d5a..9fba3a5 100644
--- a/packages/web_benchmarks/CHANGELOG.md
+++ b/packages/web_benchmarks/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.1.0+3
 
 * Migrates from SingletonFlutterWindow to PlatformDispatcher API.
diff --git a/packages/web_benchmarks/pubspec.yaml b/packages/web_benchmarks/pubspec.yaml
index a95f7da..3bc8324 100644
--- a/packages/web_benchmarks/pubspec.yaml
+++ b/packages/web_benchmarks/pubspec.yaml
@@ -5,8 +5,8 @@
 version: 0.1.0+3
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:
diff --git a/packages/web_benchmarks/testing/test_app/pubspec.yaml b/packages/web_benchmarks/testing/test_app/pubspec.yaml
index d3b3678..da96462 100644
--- a/packages/web_benchmarks/testing/test_app/pubspec.yaml
+++ b/packages/web_benchmarks/testing/test_app/pubspec.yaml
@@ -6,7 +6,7 @@
 version: 1.0.0+1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   cupertino_icons: ^1.0.5
diff --git a/packages/xdg_directories/CHANGELOG.md b/packages/xdg_directories/CHANGELOG.md
index 638e747..5c63413 100644
--- a/packages/xdg_directories/CHANGELOG.md
+++ b/packages/xdg_directories/CHANGELOG.md
@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 1.0.0
 
 * Updates version to 1.0 to reflect the level of API stability.
diff --git a/packages/xdg_directories/pubspec.yaml b/packages/xdg_directories/pubspec.yaml
index fa2d3de..edf6517 100644
--- a/packages/xdg_directories/pubspec.yaml
+++ b/packages/xdg_directories/pubspec.yaml
@@ -5,7 +5,7 @@
 version: 1.0.0
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 platforms:
   linux:
diff --git a/script/tool/lib/src/common/core.dart b/script/tool/lib/src/common/core.dart
index 3f30d60..020dd74 100644
--- a/script/tool/lib/src/common/core.dart
+++ b/script/tool/lib/src/common/core.dart
@@ -45,6 +45,7 @@
   Version(3, 0, 5): Version(2, 17, 6),
   Version(3, 3, 0): Version(2, 18, 0),
   Version(3, 7, 0): Version(2, 19, 0),
+  Version(3, 10, 0): Version(3, 0, 0),
 };
 
 /// Returns the version of the Dart SDK that shipped with the given Flutter
diff --git a/script/tool/test/update_min_sdk_command_test.dart b/script/tool/test/update_min_sdk_command_test.dart
index b636c4a..9138748 100644
--- a/script/tool/test/update_min_sdk_command_test.dart
+++ b/script/tool/test/update_min_sdk_command_test.dart
@@ -91,6 +91,27 @@
     expect(flutterVersion, '>=3.3.0');
   });
 
+  test('handles Flutter 3.10.0', () async {
+    final RepositoryPackage package = createFakePackage(
+        'a_package', packagesDir,
+        isFlutter: true,
+        dartConstraint: '>=2.12.0 <4.0.0',
+        flutterConstraint: '>=2.10.0');
+
+    await runCapturingPrint(runner, <String>[
+      'update-min-sdk',
+      '--flutter-min',
+      '3.10.0', // Corresponds to Dart 3.0.0
+    ]);
+
+    final String dartVersion =
+        package.parsePubspec().environment?['sdk'].toString() ?? '';
+    final String flutterVersion =
+        package.parsePubspec().environment?['flutter'].toString() ?? '';
+    expect(dartVersion, '>=3.0.0 <4.0.0');
+    expect(flutterVersion, '>=3.10.0');
+  });
+
   test('does not update Flutter if it is already higher', () async {
     final RepositoryPackage package = createFakePackage(
         'a_package', packagesDir,
diff --git a/third_party/packages/cupertino_icons/CHANGELOG.md b/third_party/packages/cupertino_icons/CHANGELOG.md
index 982384b..2d791cf 100644
--- a/third_party/packages/cupertino_icons/CHANGELOG.md
+++ b/third_party/packages/cupertino_icons/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 * Aligns Dart and Flutter SDK constraints.
 * Updates minimum SDK version to Flutter 3.0.
diff --git a/third_party/packages/cupertino_icons/pubspec.yaml b/third_party/packages/cupertino_icons/pubspec.yaml
index 89b8e54..3cc91f0 100644
--- a/third_party/packages/cupertino_icons/pubspec.yaml
+++ b/third_party/packages/cupertino_icons/pubspec.yaml
@@ -6,7 +6,7 @@
 version: 1.0.5
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
+  sdk: ">=2.18.0 <4.0.0"
 
 flutter:
   fonts: