Completely free and open-source voice cloning and TTS tool with no limitations. Runs locally on your machine.
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Open-source AI voice studio for cloning, dictation, and speech generation.
Clone voices, generate speech, and dictate across multiple TTS engines locally.
Voicebox stands out as a powerful, free open-source voice cloning and text-to-speech desktop application, offering users complete control over their voice data without any cloud dependencies. Designed for macOS, Windows, and Linux, Voicebox free Open Source runs entirely on your local machine, ensuring privacy, offline functionality, and zero recurring costs. The tool provides near-perfect voice cloning from just a few seconds of audio, capturing natural intonation and emotion across multiple TTS engines. With support for seven different engines, including Qwen models and Chatterbox, users can experiment with various synthesis backbones to achieve the ideal output. Beyond cloning, Voicebox includes a timeline-based Stories Editor for crafting multi-voice narratives, enabling seamless arrangement of clips and character conversations. An integrated audio effects pipeline adds reverb, compression, pitch shift, and more, with preset saving for consistent voice profiles. The software also features Whisper-powered transcription to automatically extract text from voice samples, simplifying the voice creation process. For power users, Voicebox supports GPU inference locally via Metal, CUDA, ROCm, Intel Arc, and DirectML, or allows connection to a remote server for offloading heavy processing. Generation lengths up to 50,000 characters are handled with automatic sentence splitting and crossfading, making it suitable for lengthy content like audiobooks. As an open-source project with over 33,000 GitHub stars and more than 1.2 million downloads, Voicebox free Open Source is continuously improved by a vibrant community. It serves as a compelling alternative to commercial services like ElevenLabs and WisprFlow, delivering professional-grade voice synthesis without cost or restrictions. Whether you're a podcaster, developer, accessibility advocate, or content creator, Voicebox provides every tool needed to clone, dictate, and create with your own voices. The application's smart caching speeds up repeated generations, and multi-sample support ensures robust voice models. By keeping everything local, Voicebox free Open Source respects user privacy while democratizing advanced voice AI technology. Its intuitive interface allows importing audio clips, recording directly, or capturing system audio to build voice profiles instantly. Dictation features let you paste spoken text into any application, and the growing model ecosystem is easy to extend. With no usage limits, paywalls, or registration, Voicebox represents the pinnacle of free, transparent, and high-performance voice cloning software.
Voicebox is listed on FreeAIList because it offers a confirmed open source — meaning the software is open-source and free to self-host. Every tool on this list is manually tested before being published. We verify the free offer actually works, not just what a pricing page claims.
Voicebox is a good fit if you need audio capabilities and want to start without a financial commitment. The free open source is particularly useful for:
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