Voice Activity Detection Python Packages

silero-vad

Silero VAD: pre-trained enterprise-grade Voice Activity Detector

funasr

A Fundamental End-to-End Speech Recognition Toolkit and Open Source SOTA Pretrained Models, Supporting Speech Recognition, Voice Activity Detection, Text Post-processing etc.

auditok

An audio/acoustic activity detection and audio segmentation tool

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.

omnivad

Cross-platform VAD & Audio Event Detection toolkit — Python (PyPI) + TypeScript (npm) + C API. DFSMN models ~2MB, 200x real-time. Runs everywhere: native, browser (WASM), Node.js.

ffsubsync

Automagically synchronize subtitles with video.

inaspeechsegmenter

CNN-based audio segmentation toolkit. Allows to detect speech, music, noise and speaker gender. Has been designed for large scale gender equality studies based on speech time per gender.

funasr-onnx

A Fundamental End-to-End Speech Recognition Toolkit and Open Source SOTA Pretrained Models, Supporting Speech Recognition, Voice Activity Detection, Text Post-processing etc.

ffvoice

🎙️ 高性能 C++ 语音引擎 - 实时音频处理 + AI 语音识别 + 边录边转写 | High-performance C++ voice engine with real-time ASR and RNNoise

diart

A python package to build AI-powered real-time audio applications

whisper-s2t

An Optimized Speech-to-Text Pipeline for the Whisper Model Supporting Multiple Inference Engine

silero-vad-lite

Lightweight wrapper for Silero VAD using internal ONNX Runtime and with no python package dependencies

fireredvad

A SOTA Industrial-Grade Voice Activity Detection & Audio Event Detection, supporting 100+ languages, outperforming Silero-VAD, TEN-VAD, FunASR-VAD and WebRTC-VAD

diarize

Speaker diarization for Python — "who spoke when?" CPU-only, no API keys, Apache 2.0. ~10.8% DER on VoxConverse, 8x faster than real-time.

decibri

Cross-platform audio capture, playback, and voice activity detection for Python, Rust, and Node.js powered by a single Rust core.

pvcobra

On-device voice activity detection (VAD) powered by deep learning

pywebrtc-audio

Python bindings for WebRTC's audio processing pipeline, bringing noise suppression, echo cancellation, automatic gain control, and voice activity detection to the Python ecosystem via pybind11.

subaligner

Automatically synchronize and translate subtitles, or create new ones by transcribing, using pre-trained DNNs, Forced Alignments and Transformers. https://subaligner.readthedocs.io/

funasr-torch

A Fundamental End-to-End Speech Recognition Toolkit and Open Source SOTA Pretrained Models, Supporting Speech Recognition, Voice Activity Detection, Text Post-processing etc.

open-voice-activity-detection

Fully open-source and state-of-the-art Voice Activity Detection (VAD) models for academic research and commercial applications.

livekit-plugins-tenvad

TEN VAD low-latency voice activity detection for real-time streaming, integrated with livekit-agents

sherpa-ncnn-bin

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-core

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.

spectra-torch

Spectra Extraction based on PyTorch