head to head · open source
CloakBrowser vs OpenBot
CloakBrowser has 32,742 GitHub stars, 2,722 forks, 164 open issues and last shipped 3 days ago. OpenBot has 10,271 stars, 1,274 forks, 14 open issues and last shipped today. CloakBrowser leads on adoption by 219% (32,742 vs 10,271 stars). CloakBrowser is written in Python under MIT; OpenBot is written in TypeScript under MIT. CloakBrowser has attracted 8% as many forks as stars, OpenBot 12%. OpenBot was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, browser-automation), 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
| CloakBrowser | OpenBot | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 10K |
| License | MIT | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-11-03 | 2026-11-06 |
| Forks | ⑂ 2.7K | ⑂ 1.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick CloakBrowser if
- You weight community size — 33K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick OpenBot if
- You want the OpenBot feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and OpenBot fits your workflow better
About CloakBrowser
Stealth Chromium that passes every bot detection test. Not a patched config. Not a JS injection. A real Chromium binary with fingerprints modified at the C++ source level. Antibot systems score it as a normal browser — because it is a normal browser. Cloudflare Turnstile — 3 live tests passing (headed mode, macOS) Drop in Playwright/Puppeteer replacement for Python and JavaScript. Same API, same code — just swap the import. 3 lines of code, 30 seconds to unblock. 87 source level C++ patches — canvas, WebGL, audio, fonts, GPU, screen, WebRTC, network timing, automation signals, CDP input behavior humanize=True —…
read the full CloakBrowser overview →
About OpenBot
OpenBot The AI assistant your company can actually own. Same shape as ChatGPT, Claude or Grok, with one difference that matters: it runs on your infrastructure and you can change anything about it. Any agent stack, through AG UI. Each coworker gets a computer of its own: a real browser with its own logins, its own files, and only the tools you grant. Every action decided before it happens and recorded after. Talk to an engineer · Have us build it with you · copilotkit.ai/openbot · Quick start · Docs Bring any AG UI agent, written on a framework or by hand, and it arrives as a coworker with a channel of its own…
read the full OpenBot overview →
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Frequently asked questions
Is CloakBrowser or OpenBot more popular?
CloakBrowser has 32,742 GitHub stars and OpenBot has 10,271. CloakBrowser has the larger community by that measure.
Are CloakBrowser and OpenBot free?
Both are open source. CloakBrowser is licensed under MIT and OpenBot under MIT. Neither carries a licence fee.
What is the difference between CloakBrowser and OpenBot?
CloakBrowser is written in Python and OpenBot 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, CloakBrowser or OpenBot?
Choose CloakBrowser if you want the larger community (32,742 stars) or its MIT licence terms. Choose OpenBot if its feature set, stack or MIT licence fits better. Both are self-hostable.