head to head · open source
chatbox vs CosyVoice
chatbox has 42,236 GitHub stars, 4,303 forks, 1,290 open issues and last shipped 5 days ago. CosyVoice has 24,247 stars, 2,769 forks, 698 open issues and last shipped 5 months ago. chatbox leads on adoption by 74% (42,236 vs 24,247 stars). chatbox is written in TypeScript under GPL-3.0; CosyVoice is written in Python under Apache-2.0. chatbox has attracted 10% as many forks as stars, CosyVoice 11%. chatbox was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (chatbot, chatgpt), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| chatbox | CosyVoice | |
|---|---|---|
| GitHub stars | ★ 42K | ★ 24K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Python |
| Last push | 2026-10-29 | 2026-05-25 |
| Forks | ⑂ 4.3K | ⑂ 2.8K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick chatbox if
- You weight community size — 42K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick CosyVoice if
- You want the CosyVoice feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and CosyVoice fits your workflow better
About chatbox
English 简体中文 Chatbox (Community Edition) Your Ultimate AI Copilot on the Desktop. Chatbox is a desktop client for ChatGPT, Claude and other LLMs, available on Windows, Mac, Linux This is the repository for the Chatbox Community Edition, open sourced under the GPLv3 license. Chatbox is going open source Again! We regularly sync code from the pro repo to this repo, and vice versa. Download Desktop Windows MacOS Linux Setup.exe Intel Apple Silicon AppImage iOS/Android .APK For more information: chatboxai.app Quick Start For End Users 1. Download the appropriate installer for your platform from the releases page 2…
read the full chatbox overview →
About CosyVoice
👉🏻 CosyVoice 👈🏻 Fun CosyVoice 3.0 : Demos; Paper; Modelscope; Huggingface; CV3 Eval CosyVoice 2.0 : Demos; Paper; Modelscope; HuggingFace CosyVoice 1.0 : Demos; Paper; Modelscope; HuggingFace Highlight🔥 Fun CosyVoice 3.0 is an advanced text to speech (TTS) system based on large language models (LLM), surpassing its predecessor (CosyVoice 2.0) in content consistency, speaker similarity, and prosody naturalness. It is designed for zero shot multilingual speech synthesis in the wild. Key Features Language Coverage : Covers 9 common languages (Chinese, English, Japanese, Korean, German, Spanish, French…
read the full CosyVoice overview →
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Frequently asked questions
Is chatbox or CosyVoice more popular?
chatbox has 42,236 GitHub stars and CosyVoice has 24,247. chatbox has the larger community by that measure.
Are chatbox and CosyVoice free?
Both are open source. chatbox is licensed under GPL-3.0 and CosyVoice under Apache-2.0. Neither carries a licence fee.
What is the difference between chatbox and CosyVoice?
chatbox is written in TypeScript and CosyVoice in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, chatbox or CosyVoice?
Choose chatbox if you want the larger community (42,236 stars) or its GPL-3.0 licence terms. Choose CosyVoice if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.