head to head · open source
CosyVoice vs rikkahub
CosyVoice has 24,247 GitHub stars, 2,769 forks, 698 open issues and last shipped 5 months ago. rikkahub has 8,606 stars, 847 forks, 282 open issues and last shipped yesterday. CosyVoice leads on adoption by 182% (24,247 vs 8,606 stars). CosyVoice is written in Python under Apache-2.0; rikkahub is written in Kotlin under AGPL-3.0. CosyVoice has attracted 11% as many forks as stars, rikkahub 10%. rikkahub was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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
| CosyVoice | rikkahub | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 8.6K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Python | Kotlin |
| Last push | 2026-05-25 | 2026-11-02 |
| Forks | ⑂ 2.8K | ⑂ 847 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick CosyVoice if
- You weight community size — 24K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick rikkahub if
- You want the rikkahub feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Kotlin
- You evaluated both and rikkahub fits your workflow better
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 →
About rikkahub
RikkaHub A native Android LLM chat client that supports switching between different providers for conversations 🤖💬 Click to join our Discord server 👉 【RikkaHub】 简体中文 繁體中文 English 🚀 Download 🔗 Download from Website (Recommended) 🔗 Download from Google Play [!WARNING] There are many forked versions of RikkaHub. Issues with forks are unrelated to RikkaHub, so please use forks with caution to avoid privacy leaks or excessive permission requests. 💖 Sponsors ✨ Features 🎨 Material You Design and 🌙 Dark mode 📦 Workspace: a proot based Linux agent environment 🔄 Multiple AI Provider Support: custom API / URL /…
read the full rikkahub overview →
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Frequently asked questions
Is CosyVoice or rikkahub more popular?
CosyVoice has 24,247 GitHub stars and rikkahub has 8,606. CosyVoice has the larger community by that measure.
Are CosyVoice and rikkahub free?
Both are open source. CosyVoice is licensed under Apache-2.0 and rikkahub under AGPL-3.0. Neither carries a licence fee.
What is the difference between CosyVoice and rikkahub?
CosyVoice is written in Python and rikkahub in Kotlin. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, CosyVoice or rikkahub?
Choose CosyVoice if you want the larger community (24,247 stars) or its Apache-2.0 licence terms. Choose rikkahub if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.