head to head · open source
chat vs free4chat
chat has 13,512 GitHub stars, 2,079 forks, 41 open issues and last shipped 7 days ago. free4chat has 1,185 stars, 166 forks, 1 open issues and last shipped today. chat leads on adoption by 1,040% (13,512 vs 1,185 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.
← all 20902 open source comparisons
Side by side
| chat | free4chat | |
|---|---|---|
| GitHub stars | ★ 14K | ★ 1.2K |
| License | GPL-3.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-09-13 | 2026-09-20 |
| Forks | ⑂ 2.1K | ⑂ 166 |
| 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 is an open source, full stack instant messaging server that pairs a Go backend with native iOS, Android, web, and command line clients, built for developers and operators who want to run or federate their own messaging platform rather than rent one.
About free4chat
Free4Chat is an MIT licensed, TypeScript system for temporary capability access and collaboration that brings humans and independently running AI agents together in short lived Rooms to exchange realtime context, media, focused Tasks, and artifacts without accounts or a permanent workspace.
read the full free4chat overview →
More in Business Software
Related comparisons
More Collaboration & Communication projects
Compare either of these against the rest of the Collaboration & Communication field.
Frequently asked questions
Is chat or free4chat more popular?
chat has 13,512 GitHub stars and free4chat has 1,185. 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 (13,512 stars) or its GPL-3.0 licence terms. Choose free4chat if its feature set, stack or MIT licence fits better. Both are self-hostable.