jamiepine / voicebox

VoiceboxThe open-source voice synthesis studio. Clone voices. Generate speech. Apply effects. Build voice-powered apps. All running locally on your machine.voicebox.sh • Docs • Download • Features • APIClick the image above to watch the demo video on voicebox.shWhat is Voicebox?Voicebox is a local-first voice cloning studio — a free and open-source alternative to ElevenLabs. Clone voices from a few seconds of audio, generate speech in 23 languages across 5 TTS engines, apply post-processing effects, and compose multi-voice projects with a timeline editor. • Complete privacy — models and voice data stay on your machine • 5 TTS engines — Qwen3-TTS, LuxTTS, Chatterbox Multilingual, Chatterbox Turbo, and HumeAI TADA • 23 languages — from English to Arabic, Japanese, Hindi, Swahili, and more • Post-processing effects — pitch shift, reverb, delay, chorus, compression, and filters • Expressive speech — paralinguistic tags like `[laugh]`, `[sigh]`, `[gasp]` via Chatterbox Turbo • Unlimited len...