asr_lib
On-device speech recognition for Flutter powered by sherpa-onnx.
0.6.0
wuyangtardis/sherpa-asr
What this package is like to depend on
Last release 3 months ago
22 May 2026
Too new to tell
only 1 release windows
Most releases are documented
notes for 3 of 4 stable releases
Nothing withdrawn
no release was ever pulled
3 months old
4 releases · first in 2026
4 releases in the last 12 months
see the full history below
Release timeline
4 releases · May 2026 to May 2026Releases
latest 4-
0.6.022 May 2026 -
0.4.020 May 2026Nothing published for this version
-
0.3.019 May 2026Release notes
Open source →Breaking change: This release removes all Android/Kotlin native code and replaces the Platform Channel bridge with a pure-Dart implementation using the
sherpa_onnxFlutter package.- Pure-Dart ASR engine —
AsrLibnow usessherpa_onnxdirectly instead of the previous Kotlin native AAR + Platform Channel bridge. - Cross-platform support — works on Android, iOS, macOS, Windows, and Linux
(all platforms supported by
sherpa_onnx+record). - Audio capture via
recordpackage — replaces AndroidAudioRecord. - Model downloader in Dart — new
asr_model_downloader.dartreplaces the KotlinModelDownloader. Supports progress tracking and marker-file-based download state. - Bundled VAD model —
silero_vad.onnxis now a Flutter asset. android/directory removed — no native code needed.- Model type support —
AsrConfig.modelTypeselects the model architecture:zipformer_ctc(default),sense_voice, orparaformer. - New dependencies:
record,path_provider,path. plugin:declaration removed frompubspec.yaml.
- Pure-Dart ASR engine —
-
0.1.019 May 2026Release notes
Open source →- Initial release.
- Android arm64-v8a support (minSdk 24).
- Streaming (ONLINE) and full-utterance (OFFLINE) ASR modes.
- Silero VAD for automatic speech segment detection.
- Built-in mic capture via Android AudioRecord.
- Model auto-download from ModelScope (funasr-nano).
- Flutter plugin with Platform Channel bridge (MethodChannel + EventChannel).
- Kotlin native AAR for use outside Flutter.