head to head · open source
chromium vs Thorium-Win
chromium has 24,824 GitHub stars, 9,251 forks, 28 open issues and last shipped yesterday. Thorium-Win has 2,533 stars, 54 forks, 25 open issues and last shipped 28 days ago. chromium leads on adoption by 880% (24,824 vs 2,533 stars). chromium is written in various languages under BSD-3-Clause; Thorium-Win is written in Batchfile under BSD-3-Clause. chromium has attracted 37% as many forks as stars, Thorium-Win 2%. chromium was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (chromium), 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
| chromium | Thorium-Win | |
|---|---|---|
| GitHub stars | ★ 25K | ★ 2.5K |
| License | BSD-3-Clause | BSD-3-Clause |
| Written in | — | Batchfile |
| Last push | 2026-09-19 | 2026-08-23 |
| Forks | ⑂ 9.3K | ⑂ 54 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick chromium if
- You weight community size — 25K stars and counting
- You want the BSD-3-Clause license terms
- You value the larger contributor base for long-term maintenance
pick Thorium-Win if
- You want the Thorium-Win feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches Batchfile
- You evaluated both and Thorium-Win fits your workflow better
About chromium
The official GitHub mirror of the Chromium source — read only snapshot of the codebase behind the Chromium open source browser project, aimed at developers and packagers who need to read, build, or audit browser source rather than end users looking for a browser download.
read the full chromium overview →
About Thorium-Win
Thorium Win is the Windows build repository for Thorium, a Chromium fork named after radioactive element No. 90. It lives in the Chromium browser ecosystem and provides Windows binaries built from the latest stable Chromium source. The repository is part of a broader Thorium project whose main repository hosts source code for all platforms and serves Linux builds.
read the full Thorium-Win overview →
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Frequently asked questions
Is chromium or Thorium-Win more popular?
chromium has 24,824 GitHub stars and Thorium-Win has 2,533. chromium has the larger community by that measure.
Are chromium and Thorium-Win free?
Both are open source. chromium is licensed under BSD-3-Clause and Thorium-Win under BSD-3-Clause. Neither carries a licence fee.
What is the difference between chromium and Thorium-Win?
chromium is written in various languages and Thorium-Win in Batchfile. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, chromium or Thorium-Win?
Choose chromium if you want the larger community (24,824 stars) or its BSD-3-Clause licence terms. Choose Thorium-Win if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.