Stt GitHub Repositories (2026) · Open Source Tools

NobodyWho is an inference engine that lets you run LLMs locally and efficiently on any device.

Opensource, on-device voice + vision layer for AI agents. Bring any model or coding agent; the whole speech loop (VAD, STT, TTS, barge-in) runs locally. An open alternative to ElevenLabs Agents, Gemini Live, and OpenAI Realtime.

Open Vision Agents by Stream. Build voice and vision agents quickly with any model or video provider. Uses Stream's edge network for ultra-low latency.

The pipe layer of an AI nervous system — one interface connecting provider neurons to your application, across three inference types: generate, stream, and a calibrated decide (via TypeSafe Jev). MCP-native, voice (TTS/STT/realtime), RAG, memory, file processors. Powers Tara, Yama and Clairvoyance at Juspay.

Open-source realtime voice agent server in Go with WebRTC (WHIP), barge-in, streaming STT/LLM/TTS pipelines, plugin system, multi-language SDKs, SIP telephony, ESP32 support & fully local mode.

A modular Swift SDK for audio processing with MLX on Apple Silicon

Real-time two-way speech translation for bilingual meetings — auto-detects the spoken language and translates both directions, cloud or fully offline on-device. Desktop (Windows · macOS · Linux) + browser extension (Chrome · Edge) for Zoom, Meet, Teams & any app.

🎤 Lobe TTS - A high-quality & reliable TTS/STT library for Server and Browser

Agentic Voice Notes for iPhone and macOS - Rust, Dioxus, LanceDB + RIG + SQLite

Speech Note Linux app. Note taking, reading and translating with offline Speech to Text, Text to Speech and Machine translation.

On-device streaming speech-to-text engine powered by deep learning

On-device speech-to-text engine powered by deep learning

C++ ggml runtime hub for multilingual ASR and TTS models: Cohere Transcribe, Parakeet TDT, Voxtral, Canary 1B v2, etc, plus universal forced alignment, and more

Open Source self-hosted alternative to WisprFlow - iOS voice AI keyboard

HACS custom integration for using Whisper speech-to-text (OpenAI, GroqCloud or Mistral) API in the Assist pipeline, reducing the workload on the Home Assistant server.

Official Fish Audio plugin for Hermes Agent: expressive text-to-speech, speech-to-text, voice library, cloning and voice design.

Conversational-AI framework for Go.

Sonia - Local Voice Assistant in less than 13GB of RAM, TTS/STT, No Dedicated GPU required, Skills supported

Open-source alternative of Whisper flow. BYOK