k2-fsa/sherpa-onnx
Speech-to-text, text-to-speech, speaker diarization, speech enhancement, source separation, and VAD using next-gen Kaldi with onnxruntime without Internet connection. Support embedded systems, Android, iOS, HarmonyOS, Raspberry Pi, RISC-V, RK NPU, Axera NPU, Ascend NPU, x86_64 servers, websocket server/client, support 12 programming languages
Build with Backblaze B2
SDKs, agent skills, IDE extensions, and reference pipelines from Backblaze Labs. All open source.
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Where it stands
Rank, growth pace and release cadence relative to everything GStars tracks.
5 releases in the last 90 days, the latest 6 days ago, with 269 contributors on GitHub.
Peaked at #98 in the weekly ranking the week of Oct 26, its best in the past year.
Use Cases & Benefits
- Provides local speech processing including speech-to-text, text-to-speech, speaker diarization, speech enhancement, and source separation using Kaldi with ONNX Runtime.
- Enables offline, multi-platform, and multi-language speech AI functionalities supporting embedded systems and 12 programming languages without requiring internet connectivity.
- Use for developing offline voice assistants on embedded devices like Raspberry Pi or RISC-V platforms.
- Use for integrating real-time speech recognition and synthesis in mobile apps across Android, iOS, and HarmonyOS.
- Use for building multi-language speech analytics and diarization services on x86_64 servers or edge devices with NPUs.
Should you depend on it?
License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.
License
Apache 2.0
Permissive: commercial use, modification and redistribution are allowed with attribution; includes an explicit patent grant from contributors.
Community files
- README: present
Watch-outs
No watch-outs from GStars' checks.
General guidance from repository metadata, not legal advice. How we score
From the README
For Rust support, please see sherpa-rs
It also supports WebAssembly.
This repository supports running the following functions locally
on the following platforms and operating systems:
with the following APIs
Daily snapshots
Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots
Forks
1.8K+208
Open issues
639+24
Compared with peers in Android
Fastest-growing repositories GStars tracks in this cohort for the week of Nov 8, by 7-day star growth
| Repository | Stars | +7d | Health | Last release |
|---|---|---|---|---|
| rustdesk/rustdesk | 128.9K | +859 | 75 | 1 day ago |
| google/comprehensive-rust | 33.5K | — | 45 | — |
| appium/appium | 22.2K | — | 60 | 1 day ago |
| k2-fsa/sherpa-onnx | 15.7K | — | 55 | 6 days ago |
| bia-pain-bache/BPB-Worker-Panel | 13.9K | — | 22 | 109 days ago |
| JetBrains/koog | 4.7K | — | 58 | 45 days ago |
| Category median | 22.2K | — | 58 | — |
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