head to head · open source
rengine vs afrog
rengine has 8,852 GitHub stars, 1,344 forks, 164 open issues and last shipped yesterday. afrog has 4,421 stars, 483 forks, 111 open issues and last shipped 4 days ago. rengine leads on adoption by 100% (8,852 vs 4,421 stars). rengine is written in HTML under GPL-3.0; afrog is written in HTML under MIT. rengine has attracted 15% as many forks as stars, afrog 11%. rengine was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (bug-bounty, penetration-testing), 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
| rengine | afrog | |
|---|---|---|
| GitHub stars | ★ 8.9K | ★ 4.4K |
| License | GPL-3.0 | MIT |
| Written in | HTML | HTML |
| Last push | 2026-09-21 | 2026-09-18 |
| Forks | ⑂ 1.3K | ⑂ 483 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick rengine if
- You weight community size — 8.9K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches HTML
- You value the larger contributor base for long-term maintenance
pick afrog if
- You want the afrog feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches HTML
- You evaluated both and afrog fits your workflow better
About rengine
reNgine is an open source automated reconnaissance framework for web applications, built for penetration testers, bug bounty hunters and corporate security teams who need a configurable, repeatable recon process with the results correlated and stored in one place.
read the full rengine overview →
About afrog
afrog is an MIT licensed vulnerability scanner built for bug bounty, penetration testing and red teaming, aimed at testers who need fast verification of web targets and network services with low false positives.
read the full afrog overview →
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Frequently asked questions
Is rengine or afrog more popular?
rengine has 8,852 GitHub stars and afrog has 4,421. rengine has the larger community by that measure.
Are rengine and afrog free?
Both are open source. rengine is licensed under GPL-3.0 and afrog under MIT. Neither carries a licence fee.
What is the difference between rengine and afrog?
rengine is written in HTML and afrog in HTML. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, rengine or afrog?
Choose rengine if you want the larger community (8,852 stars) or its GPL-3.0 licence terms. Choose afrog if its feature set, stack or MIT licence fits better. Both are self-hostable.