head to head · open source
Anthropic-Cybersecurity-Skills vs ProjectDiscovery
Anthropic-Cybersecurity-Skills has 32,960 GitHub stars, 3,985 forks, 48 open issues and last shipped 19 days ago. ProjectDiscovery has 31,290 stars, 3,876 forks, 107 open issues and last shipped yesterday. Anthropic-Cybersecurity-Skills leads on adoption by 5% (32,960 vs 31,290 stars). Anthropic-Cybersecurity-Skills is written in Python under Apache-2.0; ProjectDiscovery is written in Go under MIT. Anthropic-Cybersecurity-Skills has attracted 12% as many forks as stars, ProjectDiscovery 12%. ProjectDiscovery 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
| Anthropic-Cybersecurity-Skills | ProjectDiscovery | |
|---|---|---|
| GitHub stars | ★ 33K | ★ 31K |
| License | Apache-2.0 | MIT |
| Written in | Python | Go |
| Last push | 2026-08-31 | 2026-09-18 |
| Forks | ⑂ 4.0K | ⑂ 3.9K |
| 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 ProjectDiscovery if
- You want the ProjectDiscovery feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and ProjectDiscovery 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 ProjectDiscovery
Nuclei is a high performance, open source vulnerability scanner built by ProjectDiscovery, part of the ProjectDiscovery ecosystem. It operates as a CLI tool using a simple YAML based DSL to define custom vulnerability checks, enabling precise, real world exploitation simulation to eliminate false positives.
read the full ProjectDiscovery overview →
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Frequently asked questions
Is Anthropic-Cybersecurity-Skills or ProjectDiscovery more popular?
Anthropic-Cybersecurity-Skills has 32,960 GitHub stars and ProjectDiscovery has 31,290. Anthropic-Cybersecurity-Skills has the larger community by that measure.
Are Anthropic-Cybersecurity-Skills and ProjectDiscovery free?
Both are open source. Anthropic-Cybersecurity-Skills is licensed under Apache-2.0 and ProjectDiscovery under MIT. Neither carries a licence fee.
What is the difference between Anthropic-Cybersecurity-Skills and ProjectDiscovery?
Anthropic-Cybersecurity-Skills is written in Python and ProjectDiscovery in Go. 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 ProjectDiscovery?
Choose Anthropic-Cybersecurity-Skills if you want the larger community (32,960 stars) or its Apache-2.0 licence terms. Choose ProjectDiscovery if its feature set, stack or MIT licence fits better. Both are self-hostable.