alphacep/vosk-server

WebSocket, gRPC and WebRTC speech recognition server based on Vosk and Kaldi libraries

Python

1,265

154 commits

updated Jul 25, 2025

See the code

README

About

This is a server for highly accurate offline speech recognition using Kaldi and Vosk-API.

There are four different servers which support four major communication protocols - MQTT, GRPC, WebRTC and Websocket

The server can be used locally to provide the speech recognition to smart home, PBX like freeswitch or asterisk. The server can also run as a backend for streaming speech recognition on the web, it can power chatbots, websites and telephony.

Documentation

For documentation and instructions see Vosk Website

asr
grpc
kaldi
python
saas
speech-recognition
vosk
webrtc
websocket

alphacep/vosk-server

WebSocket, gRPC and WebRTC speech recognition server based on Vosk and Kaldi libraries

Python

1,265

154 commits

updated Jul 25, 2025

See the code

README

About

This is a server for highly accurate offline speech recognition using Kaldi and Vosk-API.

There are four different servers which support four major communication protocols - MQTT, GRPC, WebRTC and Websocket

The server can be used locally to provide the speech recognition to smart home, PBX like freeswitch or asterisk. The server can also run as a backend for streaming speech recognition on the web, it can power chatbots, websites and telephony.

Documentation

For documentation and instructions see Vosk Website

asr
grpc
kaldi
python
saas
speech-recognition
vosk
webrtc
websocket

Project health

Overall

2.0/10

Maintained

0/10

Code review

1/10
OpenSSF Scorecard

Significant stargazers

Lan

102 followers · starred Aug 2025

Areski Belaid

283 followers · starred May 2020

Andre Natal

145 followers · starred Nov 2021

Fangyin Cheng

52 followers · starred Oct 2022