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sherpa-ncnn
C++

sherpa-ncnn

Real-time speech recognition and voice activity detection (VAD) using next-gen Kaldi with ncnn without Internet connection. Support iOS, Android, Linux, macOS, Windows, Raspberry Pi, VisionFive2, LicheePi4A etc.

by k2-fsa · GitHub
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asrccppApache-2.0C++
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Perform real-time speech recognition and voice detection on various devices without needing the internet.

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1 7571 756
2026-07-202026-08-31
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📄 About

Real-time speech recognition and voice activity detection (VAD) using next-gen Kaldi with ncnn without Internet connection. Support iOS, Android, Linux, macOS, Windows, Raspberry Pi, VisionFive2, LicheePi4A etc.

sherpa-ncnn has 1.8k stars on GitHub. It has been forked 215 times. sherpa-ncnn is written mainly in C++. It has been in active development since 2022. sherpa-ncnn is available under the Apache-2.0 license. Its main topics are asr, c, cpp, csharp.

Frequently asked questions

What is sherpa-ncnn?

Real-time speech recognition and voice activity detection (VAD) using next-gen Kaldi with ncnn without Internet connection. Support iOS, Android, Linux, macOS, Windows, Raspberry Pi, VisionFive2, LicheePi4A etc.

Is sherpa-ncnn open source?

sherpa-ncnn is an open-source project. It is released under the Apache-2.0 license.

Is sherpa-ncnn free?

Yes. sherpa-ncnn is free and open source — you can use, modify and self-host it.

What license does sherpa-ncnn use?

sherpa-ncnn is available under the Apache-2.0 license.

What language is sherpa-ncnn written in?

sherpa-ncnn is written mainly in C++.

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