Topic
Open-source startups tagged #firefox
8 open-source startups in this directory carry the GitHub topic #firefox. 7 pushed code within 30 days of the snapshot of 2026-09-22, 0 have been quiet for 31–120 days, 1 has not pushed in over 120 days. Topics are set by each repository’s own maintainers, so this is what those projects chose to call themselves rather than a category we assigned.
7 of 8 pushed within 30 days of the snapshot of 2026-09-22. How we measure it →
The list
All 8, most-starred first.
The last column is the most recent push GitHub reported to us on 2026-09-22. It counts a push to any branch, by a person or a bot — it is not a claim that anyone is maintaining the project, and a quiet repository may be a finished one.
| Project | What it does | Stars | Ship status | Last verified push |
|---|---|---|---|---|
| zen-browser/desktop | Welcome to a calmer internet | 44.6K | Still shipping | Sep 22, 2026 |
| ArchiveBox/ArchiveBox | 🗃 Open source self-hosted web archiving. Takes URLs/browser history/bookmarks/Pocket/Pinboard/etc., saves HTML, JS, PDFs, media, and more... | 28.6K | Still shipping | Sep 22, 2026 |
| ovity/octotree | GitHub on steroids | 23.3K | Gone silent | Jun 6, 2024 |
| ajayyy/SponsorBlock | Skip YouTube video sponsors (browser extension) | 13.8K | Still shipping | Sep 19, 2026 |
| bitwarden/clients | Bitwarden client apps (web, browser extension, desktop, and cli). | 13.8K | Still shipping | Sep 22, 2026 |
| browserless/browserless | Deploy headless browsers in Docker. Run on our cloud or bring your own. Free for non-commercial uses. | 13.7K | Still shipping | Sep 22, 2026 |
| MetaMask/metamask-extension | :globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites | 13.2K | Still shipping | Sep 22, 2026 |
| mozilla-mobile/firefox-ios | Firefox for iOS | 13K | Still shipping | Sep 22, 2026 |
Related collections
Sideways from here.
The 8 largest other topics in the directory, then the other ways to slice it. Every count is as of the snapshot of 2026-09-22.
Snapshot of 2026-09-22 · 721 repos in the directory · every number on this page is measured against that date, not against today. What this measurement cannot tell you →