head to head · open source
PentestGPT vs bundler-audit
PentestGPT has 15,534 GitHub stars, 2,706 forks, 81 open issues and last shipped 2 months ago. bundler-audit has 2,759 stars, 247 forks, 49 open issues and last shipped 2 days ago. PentestGPT leads on adoption by 463% (15,534 vs 2,759 stars). PentestGPT is written in Python under MIT; bundler-audit is written in Ruby under GPL-3.0. PentestGPT has attracted 17% as many forks as stars, bundler-audit 9%. bundler-audit 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
| PentestGPT | bundler-audit | |
|---|---|---|
| GitHub stars | ★ 16K | ★ 2.8K |
| License | MIT | GPL-3.0 |
| Written in | Python | Ruby |
| Last push | 2026-07-14 | 2026-09-18 |
| Forks | ⑂ 2.7K | ⑂ 247 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick PentestGPT if
- You weight community size — 16K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick bundler-audit if
- You want the bundler-audit feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Ruby
- You evaluated both and bundler-audit fits your workflow better
About PentestGPT
PentestGPT is an MIT licensed Python framework that uses large language models to run automated penetration tests and CTF challenges, aimed at penetration testers, security engineers and CTF players who want an agent to drive the tooling rather than working through it by hand.
read the full PentestGPT overview →
About bundler-audit
bundler audit is a command line security scanner that checks a Ruby project's Gemfile.lock for known vulnerable gem versions and insecure gem sources, built for Ruby developers and CI pipelines that need patch level verification of the gems they ship.
read the full bundler-audit overview →
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Frequently asked questions
Is PentestGPT or bundler-audit more popular?
PentestGPT has 15,534 GitHub stars and bundler-audit has 2,759. PentestGPT has the larger community by that measure.
Are PentestGPT and bundler-audit free?
Both are open source. PentestGPT is licensed under MIT and bundler-audit under GPL-3.0. Neither carries a licence fee.
What is the difference between PentestGPT and bundler-audit?
PentestGPT is written in Python and bundler-audit in Ruby. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, PentestGPT or bundler-audit?
Choose PentestGPT if you want the larger community (15,534 stars) or its MIT licence terms. Choose bundler-audit if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.