head to head · open source
caveman vs T3 Code
caveman has 108,615 GitHub stars, 6,296 forks, 155 open issues and last shipped today. T3 Code has 24,030 stars, 6,288 forks, 1,628 open issues and last shipped today. caveman leads on adoption by 352% (108,615 vs 24,030 stars). caveman is written in Go under Apache-2.0; T3 Code is written in TypeScript under MIT. caveman has attracted 6% as many forks as stars, T3 Code 26%. T3 Code 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
| caveman | T3 Code | |
|---|---|---|
| GitHub stars | ★ 109K | ★ 24K |
| License | Apache-2.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-10-01 | 2026-10-01 |
| Forks | ⑂ 6.3K | ⑂ 6.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick caveman if
- You weight community size — 109K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick T3 Code if
- You want the T3 Code feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and T3 Code fits your workflow better
About caveman
why use many token when few do trick Your AI coding agent bills by the word and writes like it knows that. Caveman make it stop. ▶️ ThePrimeagen reacts: "No way this actually works" 🏆 1 on GitHub Trending · July 2026 · 🥇 1 Repository of the Day on Trendshift · April 2026 1 on Hacker News · 904 points · 366 comments · 8 Product of the Day on Product Hunt 📄 Cited in CAVEWOMAN , an Adobe Research paper that measured caveman style output cutting cost 1.4 to 2.4×, up to 3× · 🧪 Tested by JetBrains on 86 real coding tasks: "costs you nothing measurable in quality" ⚡ One command, no account, no API key. npx skills…
read the full caveman overview →
About T3 Code
T3 Code is an open source agent harness control surface for AI assisted coding. It lives in the developer tools ecosystem for local coding agents, and it gives users one interface for agents that are already installed and authenticated on their own computer. The project is written in TypeScript and is MIT licensed.
read the full T3 Code overview →
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Frequently asked questions
Is caveman or T3 Code more popular?
caveman has 108,615 GitHub stars and T3 Code has 24,030. caveman has the larger community by that measure.
Are caveman and T3 Code free?
Both are open source. caveman is licensed under Apache-2.0 and T3 Code under MIT. Neither carries a licence fee.
What is the difference between caveman and T3 Code?
caveman is written in Go and T3 Code 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, caveman or T3 Code?
Choose caveman if you want the larger community (108,615 stars) or its Apache-2.0 licence terms. Choose T3 Code if its feature set, stack or MIT licence fits better. Both are self-hostable.