The database of free AI tools on GitHub
22,947 open-source AI repos. Find a free alternative to any paid AI tool, or see what developers are talking about.
123 repos · showing 91–120
A fast, controllable Text-to-Speech toolkit for over 7000 languages.
Real-time voice AI with multimodal input for on-device speech recognition and text-to-speech.
Converts EPUB ebooks to audiobooks using text-to-speech.
Open-source ASR models for Mandarin, Chinese dialects, and English.
Soprano: Instant, Ultra-Realistic Text-to-Speech
Turn an epub or text file into an audiobook
Real-time audio translation, captures system audio + mic, runs ASR (Whisper/SenseVoice), translates via LLM API with streaming display. Perfect for VTubers, livestreamers, and watching foreign conte
Vui Nano — a small, context-aware text-to-speech model trained on real conversations. 219M active params (305M total), Apache 2.0, voice cloning, streaming, runs on CPU (dependency-free C build). Ship
OmniVoice TTS nodes for ComfyUI - Zero-shot multilingual text-to-speech with voice cloning, voice design, and multi-speaker dialogue
Voice Operation and Design Engine with Reproduction capabilities
Open source, local, and self-hosted highly optimized language inference server supporting ASR/STT, TTS, and LLM across WebRTC, REST, and WS
🎙️ Speak with AI - Run locally using Ollama, OpenAI, Anthropic or xAI - Speech uses SparkTTS, OpenAI, ElevenLabs, Kokoro, xAI and more
早耳 - Real-time multilingual speech-to-text on CPU only. Live subtitles, browser dashboard, speaker labels, translation. No GPU, no cloud.
Voice AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API.
Transcribe any video URL or audio file into plaintext. No GPU. No cloud. One command.
Blazing fast whisper turbo for ASR (speech-to-text) tasks
A multi-model local AI Voice Generator (TTS) studio. An open-source alternative to ElevenLabs and expensive online voice generators.
Speech-to-Text in golang
VietASR - Vietnamese Automatic Speech Recognition
A speech-to-text system you can train for $25. A frozen speech encoder and a Qwen LLM joined by a small trained projector, with word timestamps, speaker diarization, a batched HTTP server, a live demo
A free, offline, private AI text-to-speech desktop app built on Rust 🦜
Rust implementation of Qwen3-TTS speech synthesis
Private, on-device voice dictation for macOS
RVC Inference with multiple model and huggingface support
Jellyfin plugin for local AI-powered subtitle generation using Whisper - all processing stays on your server
Local CLI that strips disfluencies (um, uh, er, erm, ah, hmm, mhm, mm, uh-huh, etc) from recordings of English speech.
OpenAI Text-to-Speech API compatible server for Irodori-TTS
Smart Whisper is a native Node.js addon designed for efficient and streamlined interaction with the whisper.cpp, with automatic model offloading and model manager.
Local-first, open-source YouTube dubbing: clones the original voice into another language, time-synced. Chatterbox voice cloning + faster-whisper + NLLB, with multi-voice, burned subtitles and optiona
Local neural TTS for Browsers: fast, expressive, and offline—runs on modest hardware.