head to head · open source
Anthropic-Cybersecurity-Skills vs bundler-audit
Anthropic-Cybersecurity-Skills has 33,000 GitHub stars, 3,991 forks, 48 open issues and last shipped 20 days ago. bundler-audit has 2,759 stars, 247 forks, 49 open issues and last shipped 2 days ago. Anthropic-Cybersecurity-Skills leads on adoption by 1,096% (33,000 vs 2,759 stars). Anthropic-Cybersecurity-Skills is written in Python under Apache-2.0; bundler-audit is written in Ruby under GPL-3.0. Anthropic-Cybersecurity-Skills has attracted 12% 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.
← all 15422 open source comparisons
Side by side
| Anthropic-Cybersecurity-Skills | bundler-audit | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 2.8K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | Ruby |
| Last push | 2026-08-31 | 2026-09-18 |
| Forks | ⑂ 4.0K | ⑂ 247 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Anthropic-Cybersecurity-Skills if
- You weight community size — 33K stars and counting
- You want the Apache-2.0 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 Anthropic-Cybersecurity-Skills
Anthropic Cybersecurity Skills is an Apache 2.0 Python library of 817 structured cybersecurity skills that gives AI agents the working knowledge of a senior security analyst, aimed at security teams, DevSecOps engineers, and red or blue teams that already run agents such as Claude Code, GitHub Copilot, Codex CLI, Cursor, or Gemini CLI.
read the full Anthropic-Cybersecurity-Skills 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 →
More in Security & Privacy
Related comparisons
More Threat Detection & Response projects
Compare either of these against the rest of the Threat Detection & Response field.
Frequently asked questions
Is Anthropic-Cybersecurity-Skills or bundler-audit more popular?
Anthropic-Cybersecurity-Skills has 33,000 GitHub stars and bundler-audit has 2,759. Anthropic-Cybersecurity-Skills has the larger community by that measure.
Are Anthropic-Cybersecurity-Skills and bundler-audit free?
Both are open source. Anthropic-Cybersecurity-Skills is licensed under Apache-2.0 and bundler-audit under GPL-3.0. Neither carries a licence fee.
What is the difference between Anthropic-Cybersecurity-Skills and bundler-audit?
Anthropic-Cybersecurity-Skills 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, Anthropic-Cybersecurity-Skills or bundler-audit?
Choose Anthropic-Cybersecurity-Skills if you want the larger community (33,000 stars) or its Apache-2.0 licence terms. Choose bundler-audit if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.