crates.io · #5102 most downloaded on crates.io

flutter_rust_bridge_codegen

2.13.04.4M downloads/mofzyzcjy/flutter_rust_bridge ↗New releases in your daily digest, changelog included.

Flutter/Dart <-> Rust binding generator, feature-rich, but seamless and simple

Last release 26 days ago
12 Sep 2026
Ships unpredictably
gaps range from 2 weeks to 9 months
Nearly every release is documented
notes for 60 of the last 60 stable releases
Nothing withdrawn
no release was ever pulled
5 years old
205 releases · first in 2021

Release timeline

205 releases since 2021

202120222023

Releases

2.14.0-beta.212 Sept 2026pre-release2 sources agree
Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Fix StreamSubscription.cancel() hanging for an idle RustStreamSink #3366 (thanks @dbsxdbsx)

Document Dart WebAssembly support #3437

Support Dart Wasm output in build-web #3431

Preserve 64-bit typed arrays in web CST #3430

Normalize web callback and opaque interop #3429

Normalize web DCO values across Dart compilers #3428

Expand Dart WebAssembly test coverage and fix web CI setup #3438 #3182 #3433 #3432

Clarify PR size and complexity guidelines #3439

Fix flaky native logging tests #3436

Skip inactive Homebrew release updates #3427

From the same repository

fzyzcjy/flutter_rust_bridge

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2.14.0-beta.15 Sept 2026pre-release2 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Stream build_runner output during codegen polish #3353 (thanks @dbsxdbsx)
Preserve OHOS scaffolds transactionally during integration #3417
Restore build_cli state after internal generation #3397
Regenerate all checked-in Dart outputs from scratch #3396
Use Dart pub for CargoKit build tools #3395
Upgrade the primary Flutter toolchain to 3.47 #3362
Warn when Native Assets integration preserves an existing build hook #3304
Fix generated BigInt DCO decoders under strict Dart analysis #3286
Refactor Apple scaffold generation helpers #3416
Improve CI, Docker release, and Flutter upgrade workflows #3415 #3412 #3411 #3405 #3404
Expand package unit tests and make Valgrind failures a hard gate #3376 #3374

Open source →

2.13.023 Aug 20262 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Generate regular Dart package documentation files #3359
Refresh vendored Dart API headers #3336
Fix ffigen 21 struct removal #3357
Limit automatic build runner outputs #3344
Add HAP validation and real-device smoke testing #3352 (thanks @lqjdm)
Document panic abort behavior of generated code #3330 (thanks @stepangfil)
Document the CargoKit to Native Assets migration #3285
Sync Flutter integration lockfiles #3373
Require general review in the FRB PR gate #3363
Add FRB PR chain split tooling #3387
Improve stable release preparation and publishing safeguards #3389 #3388 #3375 #3372 #3333
Improve CI workflow precision and validation #3386 #3381 #3365 #3364 #3358 #3339 #3338 #3337
2.13.0-beta.6
- Support generic type aliases and qualify generated Result #3242 (thanks @dbsxdbsx)
- Require release contributor description coverage #3332
- Preserve web StreamSink message ordering #3233
- Fail fast for locked Rust opaque sync calls on web #3271
2.13.0-beta.5
- Clarify the uninitialized RustStreamSink stream error #3280 (thanks @ShuttleSpace)
- Support fallback iOS simulator runtimes and update the iOS CI simulator #3284 #3283
- Improve CI stability and release submodule checks #3282 #3275 #3262
- Improve native assets quickstart documentation and Cargo configuration #3278 #3276
2.13.0-beta.4
- Fix CargoKit integration template packaging in the codegen crate
2.13.0-beta.3
- Fix Dart prerelease caret dependency checks #3249
- Improve frb_hooks pub score checks #3259
- Improve native assets post-release validation #3260 #3258
- Improve release changelog and development environment guidance #3261 #3257
2.13.0-beta.2
- Improve OHOS and HarmonyOS docs and tooling #3246 #3236 (thanks @star4277)
- Support native assets integration backend #3181
- Sync frb_hooks release version #3256
- Improve native assets, Apple scaffold, and integration template tooling #3240 #3237 #3208 #3206 #3205
- Improve Tart, VMware, and local development environment tooling #3245 #3244 #3243 #3190
- Improve release publishing, changelog, and contributor workflow #3255 #3254 #3235 #3232 #3228 #3231 #3230
- Improve CI and coverage handling #3238 #3212
2.13.0-beta.1
- Update git clone URL for flutter-ohos setup #3157 (thanks @star4277)
- Add Rust-to-Dart logging bridge #3114 #3111 #3079 #2766 (thanks @patmuk)
- Rename ObjectId to MoiObjectId in frb_generated_moi_arc_def! #3106 (thanks @ganeshrvel)
- Support HarmonyOS #3065 (thanks @star4277)
- Support serde_json Value #3077 (thanks @rlch)
- Introduce conversion between chrono::NaiveDate and DateTime avoiding RustOpaque #2968 (thanks @TrackerSB)
- Fix Map/List/Set equality in generated Dart structs #2956 (thanks @nightscape)
- Fix web worker wasm initialization #3171
- Bump CargoKit to latest and update it for Android 16KB pages #3170
- Pass platforms through create and integrate commands #3129
- Support skipping FVM installation #3126
- Fix macOS xcconfig drift #3118
- Upgrade Flutter to 3.44 #3112
- Fix Dart native test hangs after logging bridge #3103
- Fix generated fixed array equality #3093
- Fix DCO boxed record decoding #3092
- Fix concurrent cargo-expand auto install #3090
- Add generic Dart initializer hook #3083
- Allow frb_internal clean checks without git metadata #3082
- Support multi-arch Docker development on Apple Silicon #3070
- Remove outdated Dockerfile in favor of devcontainer up-to-date Dockerfile #3069
- Fix threaded WASM build-web defaults for the website demo #3052
- Improve release publishing and post-release validation tooling #3221 #3220 #3219 #3218 #3217 #3216 #3215 #3214 #3211 #3210
- Improve CI, workflow dispatch, and precommit automation #3195 #3193 #3189 #3178 #3175 #3174 #3172 #3166 #3160 #3143 #3137 #3135 #3134 #3132 #3131 #3115 #3099 #3096 #3076 #3072 #3051 #2990
- Improve local dev, Docker, Tart, Android, and manual-test tooling #3197 #3196 #3192 #3191 #3188 #3187 #3186 #3185 #3184 #3183 #3180 #3179 #3176 #3150 #3149 #3147 #3146 #3144 #3142 #3113
- Update agent development skills and internal workflow documentation #3201 #3159 #3138 #3116 #3110 #3109 #3102 #3100 #3095 #3094 #3091 #3089 #3087
- Exclude CargoKit from generated analyzer options and improve Flutter integration test timeouts #3168 #3167
- Add coverage tests for existing helpers #3130
- Bump website dependencies #3047 #3046

Open source →

2.13.0-beta.68 Aug 2026pre-release2 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support generic type aliases and qualify generated Result #3242 (thanks @dbsxdbsx)
Require release contributor description coverage #3332
Preserve web StreamSink message ordering #3233
Fail fast for locked Rust opaque sync calls on web #3271

Open source →

2.13.0-beta.511 Jul 2026pre-release2 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Clarify the uninitialized RustStreamSink stream error #3280 (thanks @ShuttleSpace)
Support fallback iOS simulator runtimes and update the iOS CI simulator #3284 #3283
Improve CI stability and release submodule checks #3282 #3275 #3262
Improve native assets quickstart documentation and Cargo configuration #3278 #3276

Open source →

2.13.0-beta.427 Jun 2026pre-release2 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix CargoKit integration template packaging in the codegen crate

Open source →

2.13.0-beta.326 Jun 2026pre-release2 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix Dart prerelease caret dependency checks #3249
Improve frb_hooks pub score checks #3259
Improve native assets post-release validation #3260 #3258
Improve release changelog and development environment guidance #3261 #3257

Open source →

2.13.0-beta.220 Jun 2026pre-release2 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Improve OHOS and HarmonyOS docs and tooling #3246 #3236 (thanks @star4277)
Support native assets integration backend #3181
Sync frb_hooks release version #3256
Improve native assets, Apple scaffold, and integration template tooling #3240 #3237 #3208 #3206 #3205
Improve Tart, VMware, and local development environment tooling #3245 #3244 #3243 #3190
Improve release publishing, changelog, and contributor workflow #3255 #3254 #3235 #3232 #3228 #3231 #3230
Improve CI and coverage handling #3238 #3212

Open source →

2.13.0-beta.113 Jun 2026pre-release2 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Update git clone URL for flutter-ohos setup #3157 (thanks @star4277)
Add Rust-to-Dart logging bridge #3114 #3111 #3079 #2766 (thanks @patmuk)
Rename ObjectId to MoiObjectId in frb_generated_moi_arc_def! #3106 (thanks @ganeshrvel)
Support HarmonyOS #3065 (thanks @star4277)
Support serde_json Value #3077 (thanks @rlch)
Introduce conversion between chrono::NaiveDate and DateTime avoiding RustOpaque #2968 (thanks @TrackerSB)
Fix Map/List/Set equality in generated Dart structs #2956 (thanks @nightscape)
Fix web worker wasm initialization #3171
Bump CargoKit to latest and update it for Android 16KB pages #3170
Pass platforms through create and integrate commands #3129
Support skipping FVM installation #3126
Fix macOS xcconfig drift #3118
Upgrade Flutter to 3.44 #3112
Fix Dart native test hangs after logging bridge #3103
Fix generated fixed array equality #3093
Fix DCO boxed record decoding #3092
Fix concurrent cargo-expand auto install #3090
Add generic Dart initializer hook #3083
Allow frb_internal clean checks without git metadata #3082
Support multi-arch Docker development on Apple Silicon #3070
Remove outdated Dockerfile in favor of devcontainer up-to-date Dockerfile #3069
Fix threaded WASM build-web defaults for the website demo #3052
Improve release publishing and post-release validation tooling #3221 #3220 #3219 #3218 #3217 #3216 #3215 #3214 #3211 #3210
Improve CI, workflow dispatch, and precommit automation #3195 #3193 #3189 #3178 #3175 #3174 #3172 #3166 #3160 #3143 #3137 #3135 #3134 #3132 #3131 #3115 #3099 #3096 #3076 #3072 #3051 #2990
Improve local dev, Docker, Tart, Android, and manual-test tooling #3197 #3196 #3192 #3191 #3188 #3187 #3186 #3185 #3184 #3183 #3180 #3179 #3176 #3150 #3149 #3147 #3146 #3144 #3142 #3113
Update agent development skills and internal workflow documentation #3201 #3159 #3138 #3116 #3110 #3109 #3102 #3100 #3095 #3094 #3091 #3089 #3087
Exclude CargoKit from generated analyzer options and improve Flutter integration test timeouts #3168 #3167
Add coverage tests for existing helpers #3130
Bump website dependencies #3047 #3046

Open source →

2.12.029 Mar 20262 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Add no_dart_fix, no_dart_format and no_write_lib to flutter_rust_bridge_codegen integrate #2790 (thanks @xuxiaocheng0201)
Check for target dependencies when auto upgrading in codegen #2805 (thanks @turtletongue)
Update troubleshooting.md #2806
Run scheduled CIs only when the repo owner is correct #2817 (thanks @AlexV525)
Use fvm install to prevent flutter_rust_bridge_codegen generate from hanging #2834 (thanks @ethicnology)
Support having a different crate name than the Flutter plugin #2859 (thanks @NathanKolbas)
Update GitHub CI workflow to use new iOS simulators #2866 (thanks @NathanKolbas)
Add resolution in yaml struct and workspace root resolution logic #2872 (thanks @AadamZ5)
Update actions versions of all workflows #2876 (thanks @h3x4d3c1m4l)
Add support for optional publish tag in release workflow #2877 (thanks @h3x4d3c1m4l)
Support multiple flutter_rust_bridge packages on web #2903 (thanks @dt-iohk)
Add encoded types DCO support #2905 (thanks @SilverMira)
Fix Windows 10 flutter_rust_bridge_codegen build-web failure #2906 (thanks @marcmcd)
Use Vec::with_capacity instead of vec![] in SSE vector decode #2926 (thanks @Shadowcat650)
Fix unhandled error in dart_fn_handle_output when sending message #2941 (thanks @khangah)
Upgrade versions and CI #2951 #2934 #2810 #2918 #2932 #2811
Added suggestion to update cargo in troubleshooting.md #2955 (thanks @dgasparri)
Regenerate tests #2973 #2982 (thanks @TrackerSB)
Add DevContainer and Dockerfile #2981
Add Claude skills and enhance development guidance #2983
Add upgrade notice to V1 documentation pages #2984
Add web test support to skills and Dockerfile #2986
Update PR template and tips #2989
Revise troubleshooting steps for Cargokit and Flutter #2994 (thanks @liruohrh)
Fix web build with latest wasm-bindgen/js-sys versions #3010
Create docker image for development #3025
Add configurable log levels to setup functions #3026 (thanks @futpib)

Open source →

2.11.16 Jul 20252 sources agree

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Patch release to fix installation error. For feature updates please refer to changelog of 2.11.0.

Open source →

2.11.06 Jul 2025Breaking2 sources agree

Fix codegen installation error caused by breaking change in dependency #2794

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix codegen installation error caused by breaking change in dependency #2794
Uses the output path of Dart when executing formats #2743 (thanks @AlexV525)
Allow bypassing codegen version check and produce log when enabled assertion #2737 (thanks @AlexV525)
Fix Dart_PostCObject double free after application is closed #2653 (thanks @alexlapa)
Fixes CI windows image #2784 (thanks @patmuk)
Upgrade Cargokit #2752
Bump logging dependencies to help dependency resolution for regex crate #2744 (thanks @alexthe2)
Use flutter-actions/setup-flutter instead #2741, Add melos #2738 (thanks @AlexV525)

Open source →

2.10.017 May 2025

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Implement #[frb(ignore)] for struct fields #2721 #2726 (thanks @kyrias)
Fix folder not created #2707 (thanks @ski0090)
Fix for strict-casts lint #2639 #2676 (thanks @PaulGrandperrin)
Support configuring whether to execute Dart format, Rust format, Dart fix #2673
Upgrade calls to wasm-bindgen #2672
Allow configuring default rust opaque implementation #2664 #2671 (thanks @aran)
Enable BoxedWireDartCodecCstGenerator branch #2670
Fix Dart_PostCObject double free #2653

Open source →

2.9.010 Mar 2025

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Add support for the optional hasher argument on HashMap and HashSet #2567 #2603 (thanks @anlumo)
Support worker_js_preamble in web workers #2609
Add parse_const config #2604
Disable parsing constants by default #2604
Add auto_upgrade_dependency option #2602
Fix generated dart code #2557 (thanks @iazel)
Add support for rust edition 2024 #2554 (thanks @xuwaters)

Open source →

2.8.011 Feb 2025

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support unignoring a struct or enum #2542
Support JSON serialization on Dart side #2488 (thanks @satvikpendem) and #2538
Support converting constants into getters #2539
Update no_mangle code generation #2537
Fix compiler error when using HashSet with u64 and type_64bit_int is false #2536
Do not strip raw identifiers for Rust enum value fields #2496 (thanks @jippeholwerda) and #2535
Update versions in CI #2495 (thanks @satvikpendem) and #2534

Open source →

2.7.127 Jan 2025

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Replace format! with concat! for string literals #2454 (thanks @Integral-Tech)
chore: fix cargo clippy warnings #2457 (thanks @Integral-Tech)
chore: downgrade rust version in frb_codegen (thanks @Integral-Tech)
Do not warn when fvm not found or for unexpected condition name #2478

Open source →

2.7.010 Dec 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Remove default case in enums #2439 (thanks @Tienisto)
Switch from dart-sys-fork to dart-sys #2438 (thanks @evdokimovs)
Fix call build-web with fvm support #2429 (thanks @SirKrlos)
Replaced WASM header exception with warning #2423 (thanks @CJBuchel)
Fix Option Box compilation error in DCO codec #2398
Fix call toolchain version with fvm support #2395 (thanks @SirKrlos)
Doc update and linting: #2423 (thanks @CJBuchel), #2422, #2421, #2349 (thanks @ernstvanderlinden), #2394

Open source →

2.6.06 Nov 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Update syn as a transitive dependency to version 2.0 #2371 (thanks @anlumo)
Auto detect and use fvm #2390
More full support of raw identifiers #2391
Clear up symbols #2392
Allow ui_state attribute to be used with arbitrary associated struct name #2393

Open source →

2.5.122 Oct 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Upgrade allo-isolate to fix upstream bugs #2363

Open source →

2.5.08 Oct 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Add commandline option for passing features to cargo expand during codegen #2284 (thanks @fmeef)
Support providing relative paths to configuration file #2320 (thanks @patmuk)
Use portable-atomic in frb_rust #2323 (thanks @kyrias)
Upgrade serde yaml #2333 (thanks @atezet)
Replace atty by std::io::IsTerminal #2332 (thanks @atezet)
Fixes cfg wasm warnings #2329 (thanks @patmuk)
Add docs and warning if user provides absolute rust_crate_dir #2335 (thanks @Vollbrecht)
Use dart_output when possible for the dart fix #2340 (thanks @AlexV525)

Open source →

2.4.013 Sept 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Adds dart fix when generating files #2182 (thanks @AlexV525)
Fix segfault when passing DartOpaque through ffi boundaries #2259 (thanks @alexlapa)
Use @generated in files to follow rustfmt #2263 (thanks @atezet)
Fix dart fix command line arg #2288
Allow pubspec.lock be missing #2289
Support Clone+Debug+Default for RustAutoOpaque #2293
Allow RustAutoOpaque inner value to be non-Clone #2293
Fix struct field does not handle custom serializers #2294
Remove importing dart:js_util and generalize SSE codec type handling #2295

Open source →

2.3.018 Aug 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support default logging in MacOS #2235 (thanks @wxitcode)
Support Dart runtime to run mock mode without Rust binaries #2248 #2250 (thanks @Tienisto)
Make log crate feature enabled by default #2245

Open source →

2.2.07 Aug 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix geneartion of async functions when default_dart_async: false ; Update frb_example/integrate_third_party #2190 ( thanks @Larpoux)
Don't try to cleanup folders that don't exist #2210 (thanks @Markus43)
Allow users to override the automatic function rename #2227
Export more objects to allow custom thread pool without using flutter_rust_bridge::for_generated namespace #2228

Open source →

2.1.06 Jul 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Add the ability to generate plugins from the CLI tool #2144 (thanks @mcmah309)
Fix codegen halt when having boxed trait objects #2180
Add attribute #[frb(dart_async)] #2181
Fix Dart closures cannot be encoded when using the new Dart JS interop #2191
Expose Rust executor's async runtime for customization #2151
Generate methods of Default trait #2150
Automatically rename function names to avoid keyword conflict #2150
Improve parsing trait impl in third party crates #2150
Support more attributes #2140
Fix generated use statement pointing to self #2140
Fix linter warning avoid_return_types_on_setters #2140
Reduce number of generated files #2140
Add default_dart_async configuration option #2139
Handle root module scenario in pub use transformer #2124
Improve hints when fails to parse a struct or enum #2124

Open source →

2.0.021 Jun 2024

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Open source →

2.0.0-dev.4220 Jun 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support brackets and nesting in pub use (such as pub use a::{b, x::{y,z}}) #2120
Support providing configuration both by command line and by config file at the same time #2119
Tell user reasons when skipping traits #2121
Update default template comments #2118
Allow using arbitrary frb attribute as an indicator to include an item #2121
Improve hints when user specify custom wasm-pack-rustflags but does not contain default one #2122

Open source →

2.0.0-dev.4119 Jun 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Use dart.library.js_interop rather than dart.library.html #2113 (thanks @aran)
Auto skip methods in trait definitions that has Self as inputs because it cannot be translated to Dart #2099
Add type_64bit_int to config #2096
Improve namespace choices for opaque types #2096
Hint users when having references in output type, hint when wrong rust_input, and improve docs #2100
Improve warning message #2098
Experiment more about translating whole audio crate#2096
Improve internal code #2096
Make generated output sorted when using proxy_enum and trait_impl #2115

Open source →

2.0.0-dev.4016 Jun 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support returning types with non-static lifetime (i.e. borrowed types / reference types) #2088 #2093
Loosen config field rust_input syntax with delimit , #2092 (thanks @dbsxdbsx)
Add prefix for automatically generated get/set methods of #[frb(opaque)] types to avoid conflicting with existing methods #2090 (thanks @dbsxdbsx)
Support adding arbitrary code in generated Rust file via rust_preamble config #2086
Support ignoring a whole module by #[frb(ignore)] on module #2085
Support /// frb:... #2085

Open source →

2.0.0-dev.3913 Jun 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Do not create empty logs directory when not in verbose mode #2057
Automatically strip prefix set_/get_ when it is a setter/getter function #2058
Support adding errors to stream sink #2059
Support import statements in dart_code #2061
Add #[frb(type_64bit_int)] to pick preferred Dart big integer type #2065
Support user-defined custom serializers and deserializers #2067
Support attributes on impl block ; Improve ignore category message ; Fix external methods are wrong ignored #2069
Support #[frb(name)] on fields to rename them ; Automatically rename Dart field names if they conflict with Dart keywords #2070
Refactor internal code #2064 #2062
Migrate to new Dart web package #2063

Open source →

2.0.0-dev.389 Jun 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix dashed library names #2034 (thanks @vhdirk)
Refactor internals to base on mods instead of files #2000
Support code in mod file #2000
Support code in lib.rs file #2000
Fix dart_code cannot generate when containing brackets confusing to mod parser #2000
Support multiple input path prefixes #2000
Add dart_type_rename to customize Dart names of opaque types #2006
Support automatic scanning of third party crates (part 1) #2007
Enhance usize and isize #2008
Support syntax of pub use something::* #2009
Improve Dart output directory of third party crates #2010
Support overriding things in third party crate #2011 #2013
Automatically mark methods of non-pub structs as ignored #2012
Refactor macros information encoding and decoding #2014
Detect and skip functions with generics #2015
Auto detect as opaque when third party struct/enum has non public field #2016
Auto convert reference type in return type as unit type #2017
Automatically mirror for scanned third party types #2018
Skip generating auto accessors for borrowed fields #2018
Support slices as arguments (such as &[u8], &[Something]) #2019
Support non-exhaustive enumerations #2020
Improve Dart import generation #2021
Support trait methods and trait default implementations #2024
Improve pub use parsing and trait definition parsing in third party crates #2025
Add integrate_third_party example #2027
Support overriding third party methods #2029
Support adding new methods to third party structs #2029
Fix third party pub use scanning problem #2030
Support multiple #[frb(external)] impl blocks for a single struct #2030
Fix scanning third party pub use concrete type for methods #2031
Make generated Dart opaque class abstract to improve testability #2032
Refactor HIR (high-level intermediate representation) #2037
Add stop_on_error configuration #2037
Refactor override_priority and refine_namespace #2041
Support trait definitions and translate to Dart abstract classes #2033
Support third party overriding traits #2033
Refactor MIR (mid-level intermediate representation) parser #2044
Support #[frb(generate_impl_enum)] #2046
Fix overriding attributes in third party crates for traits #2046
Add RustOpaqueInterface to cleanup generated interface #2047
Refactor to extract early_generator between high-level intermediate representation and mid-level intermediate representation #2049
Support #[frb(proxy)] #2050 #2052 #2053
Refactor to extract Lockable #2051
Support &dyn Trait #2054

Open source →

2.0.0-dev.3730 May 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support positional parameters (in addition to named parameters) #1988
Support overriding environment variable for build-web #1984
Hint users when a function is not public and is ignored #1985
Rename generated functions that are not to be used by end users explicitly #1983
Improve generated user-facing API #1988

Open source →

2.0.0-dev.3626 May 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Automatically generate getters and setters for public fields of opaque types #1975
Support Dart setters #1972
Support i128 and u128 #1964
Improve RustAutoOpaque's API and codegen handling #1970
Fix when users do not have explicit dependency on anyhow #1967
Hint users when using opaque types inside non opaque structs #1978
Hint users when using getters of opaque types #1976

Open source →

2.0.0-dev.3520 May 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support Result type when Rust calls Dart back #1945
Support type char #1957
Support renaming functions and methods #1958
Re-enable MemorySanitizer #1959
Show hints when functions or methods are ignored #1956
Add hints to deliberate Exception in RustLib.init in Chrome #1955
Support when struct type definition is in one file, struct impl is in another file, and the impl needs extra import #1953

Open source →

2.0.0-dev.3418 May 2024pre-releaseDeprecated

Fix warning use of deprecated associated function chrono::NaiveDateTime::from_timestamp_micros #1941

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Add preamble for dart generated files #1949 (thanks @Krysl)
Support same function name in different files #1944
Support dart_format_line_length on generated .freezed.dart #1939
Improve hints when Flutter hot restarts with Streams #1942
Fix name conflict when using C++ keywords #1943
Fix warning use of deprecated associated function chrono::NaiveDateTime::from_timestamp_micros #1941
Bump Dart SDK source #1940

Open source →

2.0.0-dev.336 May 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Automatically wait when concurrent mutable access, while still preventing deadlocks #1920

Open source →

2.0.0-dev.3216 Apr 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support self in non-opaque case (&self already supported before) #1880
Support &SomeStructOrEnum in non-opaque case (SomeStructOrEnum already supported before) #1880
Support &str type (String already supported before) #1880
Support instance and static methods for enums without fields #1879
Revert stream default semantics to not wait for Rust function execution #1877
Allow users to customize whether to await for Rust function for streams #1877
Hint users when a type is automatically inferred as both opaque and non-opaque #1876
Add check to ensure Rust and Dart has in-sync generated code #1878

Open source →

2.0.0-dev.3110 Apr 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support methods in external crates #1861
Support inserting arbitrary Dart code #1860
Support disabling default Hash/Eq generation #1860
Support passing stream object at arbitrary location and arbitrary amount #1867
Let Rust function finish execution before returning stream object #1867
Support cases when using Rust conditional compilation #1856
Fix not exporting some struct types needed for customizing handlers #1865
Fix ignoring user-provided custom handler objects #1865
Fix ReceivePort is not closed when subscription is cancelled before Rust closes the stream #1857

Open source →

2.0.0-dev.304 Apr 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix class is not generated when having only static methods #1851
Fix passing non-existent variable to getter causing compilation error #1851
Fix missing code generation when using enum and methods #1851
Fix sh permission #1842 (thanks @canxin121)

Open source →

2.0.0-dev.2931 Mar 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
StreamSink recursive intodart_type #1843 (thanks @SilverMira)

Open source →

2.0.0-dev.2810 Mar 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix error when using build.rs instead of standard way to trigger code generation #1809

Open source →

2.0.0-dev.277 Mar 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Improve procedure macros #1800 #1676 (thanks @Desdaemon)
Add support for ffigen upgrades #1799 #1757 (thanks @aran)
Improve hints when structs are in lib.rs #1802 #1579 (thanks @h3x4d3c1m4l)
Improve scenarios when opaque-by-default is more natural #1805
Improve behavior of constructor #1804
Fix when using non-opaque struct + option + opaque inner type #1803

Open source →

2.0.0-dev.265 Mar 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Allow specifying pubspec.yaml location in build.rs #1797 (thanks @HalidOdat)
Hint how to only run build.rs if api directory changes #1794 (thanks @HalidOdat)

Open source →

2.0.0-dev.2526 Feb 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Generate decl of store_dart_post_cobject when full_dep enabled #1773 (thanks @Berrysoft)
Support type Self (originally needs to specify the concrete type, now can use this shortcut) #160
Provide hints when struct/enum is never used #1763
Improve hints when types are exported but not used #1779
Auto understand when user structs have name conflict with builtin types #1782
Fix when non-enum + specify default value + dart_enums_style being true #1780
Fix Vec<Uuid> error when using CST codec (the SSE codec does not have this bug) #1762
Fix build-web cannot find Dart program in some platforms #1758

Open source →

2.0.0-dev.248 Feb 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support ignoring all methods of a struct #1730
Allow Rust structs to become Dart callable objects #1728
Improve hints when using non-meaningful &mut #1739
Allow Dart GC to collect when a Stream is created but not closed #1737
Make rust_builder has unique name to avoid conflicts #1738
Inform users when both config file and command line arguments are used #1731

Open source →

2.0.0-dev.236 Feb 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
More friendly error message for Unit Struct #1718 (thanks @alanlzhang)

Open source →

2.0.0-dev.2225 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Automatically upgrade flutter_rust_bridge Dart/Rust runtime versions when running generate #1704
Fix failure of formatting Dart code when path is too long #1702
Add checks when build_runner needs to be a dependency #1695
Fix generated code is breaking cargo test because of its doc-test contains a moved import #1706
Add uuid and chrono for SSE codec (the CST/DCO codec already supports it) #169
Add example using build.rs #1696
Add doc about movement of things like StreamSink #1703
Add tests and doc about multiple Dart Isolates #1699

Open source →

2.0.0-dev.2119 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support more fine-grained rust-auto-opaque #1680
Add RustAutoOpaque as an extra alternative approach to fully automatic arbitrary types #1679
Fix when primitive enums + has custom discriminator values + using SSE codec #1677
Fix when StreamSink + rust-auto-opaque types #1682
Fix when using types in external crate and use HashMap to contain it (continue from @aran's PR) #1684
Add doc to explain how to configure ios build system to avoid "linker undefined symbols" #1678
Improve comments for generated code #1685

Open source →

2.0.0-dev.2016 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix module parsing when two modules have the same name #1664 (thanks @alanlzhang)
Fix integrate command's default template has rust_lib hardcoded instead of custom names #1669
Support Vec<Vec<u8>> for CST/DCO codec (SSE codec already supports it) #1663
Make LLVM dependency optional #1666
Add checks of versions #1667

Open source →

2.0.0-dev.1914 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Use try-lock for rust auto opaque #1653
Improve hints when running create command #1652
Add MOI RustOpaqueCodec #1642
Add more feature flags #1658
Add tutorial for pure dart scenario #1661
Add more tests #1657

Open source →

2.0.0-dev.1813 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Update cargokit to fix flutter flavor messing up with build mode #1644 (thanks @pixelshot91)
Update dependency to allo-isolate for NaiveDate implementation #1631 (thanks @TrackerSB)

Open source →

2.0.0-dev.1712 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Add org option in create command #1635 (thanks @wxitcode)
Fix typo in frb_example_pure_dart_exapmle_external_lib #1645 (thanks @aran)

Open source →

2.0.0-dev.1611 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Improve performance by avoiding constructing vectors #1636
Fix some Dart imports are not auto generated when using rust-auto-opaque in some scenarios #1638
Add test that one struct has multiple impl blocks in multiple files #1639

Open source →

2.0.0-dev.159 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Execute flutter pub get inside build_tool from cargokit on integrate and on create #1614 (thanks @MateusHBR)

Open source →

2.0.0-dev.147 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Fix compilation error when using custom error type + rust auto opaque #1622
Fix wrong HTTP headers which causes Rust cannot run on Safari #1620

Open source →

2.0.0-dev.136 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Let rust-auto-opaque support rust async #1617
Let setup_default_user_utils setup logging in web #1616
Fix compile error when the user crate does not have anyhow as direct dependency #1603
Add test when parsing non-existing attribute name #1602

Open source →

2.0.0-dev.124 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support property getters #1600
Automatically close streams when it is dropped #1601
Allow to accept more Dart types for Vec<primitive> #1597
Improve frb_dart/ffigen_generated #1598
Allow #[frb(one, two)] (originally only allow #[frb(one)] #[frb(two)]) #1599

Open source →

2.0.0-dev.113 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support map and set #1565
Pass Rust stack traces to Dart side during a panic #1586
Fix the Dart naming of rust opaque types when using records #1593
Fix utilities cannot set environment variables on web #1590

Open source →

2.0.0-dev.102 Jan 2024pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Let integrate update .gitignore #1552
Fix linter errors when some extra linter rules are enabled #1560
Add prefix for generated C symbols #1558
Support isize (mimic existing usize) #1482
Let flutter_rust_bridge create/integrate support customizing rust crate name and directory #1567
Improve flutter_rust_bridge_codegen integrate #1566
Add CI for release mode and generate final artifacts #1572
No need to let user write AssertUnwindSafe everywhere #1574
Allow users to quickly define Rust initialization functions (via #[frb(init)]) #1580
Wrap allo-isolate post to return Result instead of bool for better error checking #1584
Provide setup for logging, backtrace, etc, by default, but allow easy customization #1581
Fix awaiting DartFn, i.e. Rust callback to Dart #1585

Open source →

2.0.0-dev.931 Dec 2023pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Support ignoring a function via #[frb(ignore)] #1544 (thanks @JustSimplyKyle)
Bump dependency to allow building if rust toolchain for esp32 is installed #1498 (thanks @mattiasgronlund)

Open source →

2.0.0-dev.830 Dec 2023pre-release

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.

Please refer to https://fzyzcjy.github.io/flutter_rust_bridge/guides/miscellaneous/whats-new for what's changed in V2.
Let codegen report error when provided configuration names are incorrect #1509 (thanks @patmuk)

Open source →

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