Audio
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A TTS model capable of generating ultra-realistic dialogue in one pass.
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19.4k starsApache-2.0
View guide โA tiny conversational TTS model with cloning, streaming, and CPU speed.
vui is an open-source audio project by fluxions-ai (fluxions-ai/vui on GitHub). It has 767 GitHub stars and 84 forks, is released under the Custom license, and was last updated on GitHub on 3 October 2026.
Download the lightweight Nano weights.
Launch the dependency-free C build โ no GPU needed.
Generate context-aware speech with cloning and streaming.
Or run the bundled real-time voice assistant stack.
Small conversational model trained on real dialogue.
Dependency-free C build runs on ordinary processors.
Clone voices with streaming synthesis.
Ships WebRTC, ASR, and a local LLM stack.
Drop-in local target for Realtime API clients.
Edge-friendly with no cloud dependency.
Download the source and move into the project folder.
git clone https://github.com/fluxions-ai/vui.git
cd vuiEvery project documents its own setup; start with install requirements.
cat README.md | head -60Follow the project's launch command โ Docker, pip, npm, or a binary release.
# see README for the exact launch commandIt is an open-source project at fluxions-ai/vui with 84 forks. Check the repo's contributors and recent commits to see how active maintenance is.
It uses a custom license โ read the repo's terms before using it commercially.
Yes โ the dependency-free C build is designed for CPU inference.
A full real-time voice assistant with WebRTC, ASR, and a local LLM, OpenAI Realtime API compatible.
Vui Nano has 219M active parameters out of 305M total.
A TTS model capable of generating ultra-realistic dialogue in one pass.
Official code for "F5-TTS: A Fairytaler that Fakes Fluent and Faithful Speech with Flow Matching"
EmotiVoice ๐: a Multi-Voice and Prompt-Controlled TTS Engine
MOSS-TTS-Nano: a 0.1B open multilingual speech model that clones voices and streams in real time on CPU
GPA โ one tiny model that does ASR, TTS and voice conversion (General Purpose Audio).
Vietnamese TTS with instant voice cloning โ on-device, real-time CPU inference, 48 kHz audio
The most-starred other Audio projects in the LibreAI catalogue โ the realistic shortlist if vui is not the right fit.
ๅฉ็จ AI ๅคงๆจกๅๅ่ชๅจๅๅทฅไฝๆต๏ผๆ นๆฎไธป้ขๆๅ ณ้ฎ่ฏไธ้ฎ็ๆ้ซๆธ ็ญ่ง้ขใGenerate HD short videos from a topic or keyword with an automated AI workflow.
Robust Speech Recognition via Large-Scale Weak Supervision
1 min voice data can also be used to train a good TTS model! (few shot voice cloning)
Clone a voice from 5 seconds of audio and generate arbitrary speech in real time
Port of OpenAI's Whisper model in C/C++
Free and open โ grab the source, star the repo, and start creating.