head to head · open source
Helium vs chathub
Helium has 22,283 GitHub stars, 680 forks, 490 open issues and last shipped yesterday. chathub has 10,654 stars, 1,112 forks, 16 open issues and last shipped 14 days ago. Helium leads on adoption by 109% (22,283 vs 10,654 stars). Helium is written in C++ under GPL-3.0; chathub is written in TypeScript under GPL-3.0. Helium has attracted 3% as many forks as stars, chathub 10%. Helium was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| Helium | chathub | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 11K |
| License | GPL-3.0 | GPL-3.0 |
| Written in | C++ | TypeScript |
| Last push | 2026-11-02 | 2026-10-20 |
| Forks | ⑂ 680 | ⑂ 1.1K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Helium if
- You weight community size — 22K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick chathub if
- You want the chathub feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and chathub fits your workflow better
About Helium
Helium The Chromium based web browser made for people, with love. Privacy first with unbiased ad blocking. No bloat and no noise. helium.computer Downloads [!NOTE] Helium is currently in beta, so unexpected issues may occur. Please report them if they haven't already been reported. The easiest way to download Helium is helium.computer. It'll pick a compatible binary for your platform automatically. The same releases can also be downloaded from source on GitHub: Latest macOS release Latest Linux release Latest Windows release Helium repos All Helium packaging, tooling, services, and components are open source and…
read the full Helium overview →
About chathub
ChatHub Install 📷 Screenshot 🤝 Sponsors ✨ Features 🤖 Use different chatbots in one app, currently supporting ChatGPT, new Bing Chat, Google Bard, Claude, and open source models including LLama2, Vicuna, ChatGLM etc 💬 Chat with multiple chatbots at the same time, making it easy to compare their answers 🚀 Support ChatGPT API and GPT 4 Browsing 🔍 Shortcut to quickly activate the app anywhere in the browser 🎨 Markdown and code highlight support 📚 Prompt Library for custom prompts and community prompts 💾 Conversation history saved locally 📥 Export and Import all your data 🔗 Share conversation to markdown…
read the full chathub overview →
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Frequently asked questions
Is Helium or chathub more popular?
Helium has 22,283 GitHub stars and chathub has 10,654. Helium has the larger community by that measure.
Are Helium and chathub free?
Both are open source. Helium is licensed under GPL-3.0 and chathub under GPL-3.0. Neither carries a licence fee.
What is the difference between Helium and chathub?
Helium is written in C++ and chathub in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Helium or chathub?
Choose Helium if you want the larger community (22,283 stars) or its GPL-3.0 licence terms. Choose chathub if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.