head to head · open source
rea vs OpenDoor
rea has 452,368 GitHub stars, 111,236 forks, 70 open issues and last shipped yesterday. OpenDoor has 1,017 stars, 185 forks, 4 open issues and last shipped 3 days ago. rea leads on adoption by 44,381% (452,368 vs 1,017 stars). rea is written in TypeScript under MIT; OpenDoor is written in Python under GPL-3.0. rea has attracted 25% as many forks as stars, OpenDoor 18%. rea 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
| rea | OpenDoor | |
|---|---|---|
| GitHub stars | ★ 452K | ★ 1.0K |
| License | MIT | GPL-3.0 |
| Written in | TypeScript | Python |
| Last push | 2026-11-11 | 2026-11-09 |
| Forks | ⑂ 111K | ⑂ 185 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick rea if
- You weight community size — 452K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick OpenDoor if
- You want the OpenDoor feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Python
- You evaluated both and OpenDoor fits your workflow better
About rea
English · 简体中文 · 繁體中文 · 日本語 · 한국어 · Türkçe · Русский · Tiếng Việt · ไทย · Deutsch · Español · Français · Українська · Polski · Português (Brasil) · العربية · فارسی REA: Reverse Engineer Anything One MCP for reverse engineering across binaries, applications, and runtime behavior. See a feature you like. Understand how it works, down to the binary level. Website · Guides · Showcases Quick start · How REA works · What you can analyze · Showcases · FAQ · Documentation npx rea agents setup Join the Reverse Engineering Community Discord · Q&A · Show and Tell See a feature in an app that you want in your own product?…
About OpenDoor
OpenDoor — OWASP Web Recon & Directory Discovery Platform OpenDoor is an open source CLI Recon Platform for authorized web reconnaissance, directory discovery, subdomain enumeration, fingerprints, WAF detection, bypass probing, response filtering, reporting, open redirect checks, bounded crawl and transport based scanning workflows. It helps security researchers, penetration testers, bug bounty hunters, DevSecOps engineers, and developers identify exposed paths, login panels, directory listings, restricted resources, backup files, web shells, subdomains, and other potentially sensitive web assets. Use OpenDoor…
read the full OpenDoor overview →
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Frequently asked questions
Is rea or OpenDoor more popular?
rea has 452,368 GitHub stars and OpenDoor has 1,017. rea has the larger community by that measure.
Are rea and OpenDoor free?
Both are open source. rea is licensed under MIT and OpenDoor under GPL-3.0. Neither carries a licence fee.
What is the difference between rea and OpenDoor?
rea is written in TypeScript and OpenDoor in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, rea or OpenDoor?
Choose rea if you want the larger community (452,368 stars) or its MIT licence terms. Choose OpenDoor if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.