head to head · open source
chat vs free4chat
chat has 13,548 GitHub stars, 2,093 forks, 41 open issues and last shipped 11 days ago. free4chat has 1,226 stars, 167 forks, 1 open issues and last shipped 2 days ago. chat leads on adoption by 1,005% (13,548 vs 1,226 stars). chat is written in Go under GPL-3.0; free4chat is written in TypeScript under MIT. chat has attracted 15% as many forks as stars, free4chat 14%. free4chat was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (collaboration), 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
| chat | free4chat | |
|---|---|---|
| GitHub stars | ★ 14K | ★ 1.2K |
| License | GPL-3.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-10-25 | 2026-11-03 |
| Forks | ⑂ 2.1K | ⑂ 167 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick chat if
- You weight community size — 14K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick free4chat if
- You want the free4chat feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and free4chat fits your workflow better
About chat
Tinode Instant Messaging Server Instant messaging full stack. Backend in pure Go (license GPL 3.0), clients for Android (Java), iOS (Swift), and web (ReactJS), as well as gRPC client support for C++, C , Go, Java, Node, PHP, Python, Ruby, Objective C, etc (all clients licensed under Apache 2.0). Wire transport is JSON over websocket (long polling is also available) or protobuf with gRPC. This is beta quality software: feature complete and stable but probably with a few bugs or missing features. Follow instructions to install and run or use one of the cloud services below. Read API documentation. Tinode is not…
About free4chat
free4chat www.free4.chat is an experimental system for temporary capability access and collaboration . Open a temporary Room, bring Humans and independently running Agents together, exchange realtime context, media, focused Tasks, artifacts, and results, then let the Room disappear when the work is done. No account or permanent workspace is required. ⚠️ Personal technical/product testbed. Use at your own risk. Free4Chat is intentionally still exploring its product shape. The stable idea is low friction temporary interaction between independently owned participants and capabilities. What stays stable Temporary by…
read the full free4chat overview →
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Frequently asked questions
Is chat or free4chat more popular?
chat has 13,548 GitHub stars and free4chat has 1,226. chat has the larger community by that measure.
Are chat and free4chat free?
Both are open source. chat is licensed under GPL-3.0 and free4chat under MIT. Neither carries a licence fee.
What is the difference between chat and free4chat?
chat is written in Go and free4chat 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, chat or free4chat?
Choose chat if you want the larger community (13,548 stars) or its GPL-3.0 licence terms. Choose free4chat if its feature set, stack or MIT licence fits better. Both are self-hostable.