head to head · open source
Anthropic-Cybersecurity-Skills vs RedTiger-Tools
Anthropic-Cybersecurity-Skills has 35,993 GitHub stars, 4,397 forks, 48 open issues and last shipped 2 months ago. RedTiger-Tools has 767 stars, 62 forks, 9 open issues and last shipped 5 months ago. Anthropic-Cybersecurity-Skills leads on adoption by 4,593% (35,993 vs 767 stars). Anthropic-Cybersecurity-Skills is written in Python under Apache-2.0; RedTiger-Tools is written in Python under MIT. Anthropic-Cybersecurity-Skills has attracted 12% as many forks as stars, RedTiger-Tools 8%. Anthropic-Cybersecurity-Skills was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (cybersecurity), 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
| Anthropic-Cybersecurity-Skills | RedTiger-Tools | |
|---|---|---|
| GitHub stars | ★ 36K | ★ 767 |
| License | Apache-2.0 | MIT |
| Written in | Python | Python |
| Last push | 2026-08-31 | 2026-06-02 |
| Forks | ⑂ 4.4K | ⑂ 62 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Anthropic-Cybersecurity-Skills if
- You weight community size — 36K 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 RedTiger-Tools if
- You want the RedTiger-Tools feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and RedTiger-Tools fits your workflow better
About Anthropic-Cybersecurity-Skills
Anthropic Cybersecurity Skills The largest open source cybersecurity skills library for AI agents 818 production grade cybersecurity skills · 34 security domains · 6 framework mappings · 26+ AI platforms Get Started · What's Inside · Frameworks · Platforms · Contributing ⚠️ Community Project — This is an independent, community created project. Not affiliated with Anthropic PBC. 🔐 Authorized & lawful use only. This library includes offensive and dual use techniques (e.g. red team C2, phishing simulation, exploitation) intended for authorized penetration testing, security research, defense, and education . Only…
read the full Anthropic-Cybersecurity-Skills overview →
About RedTiger-Tools
RedTiger Tools (v2) RedTiger Tools is a multifunction automation tool dedicated to pentesting and OSINT. The project is open source and designed to be fully configurable according to user needs. It also includes a plugin system that allows users to extend or create new features, in order to centralize multiple tools into a single unified platform. ⚠️ Disclaimer: This version is intended exclusively for educational and lawful use. Any malicious use is strictly prohibited and disclaimed, in accordance with the provisions of the French Penal Code relating to attacks against automated data processing systems…
read the full RedTiger-Tools overview →
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Frequently asked questions
Is Anthropic-Cybersecurity-Skills or RedTiger-Tools more popular?
Anthropic-Cybersecurity-Skills has 35,993 GitHub stars and RedTiger-Tools has 767. Anthropic-Cybersecurity-Skills has the larger community by that measure.
Are Anthropic-Cybersecurity-Skills and RedTiger-Tools free?
Both are open source. Anthropic-Cybersecurity-Skills is licensed under Apache-2.0 and RedTiger-Tools under MIT. Neither carries a licence fee.
What is the difference between Anthropic-Cybersecurity-Skills and RedTiger-Tools?
Anthropic-Cybersecurity-Skills is written in Python and RedTiger-Tools 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, Anthropic-Cybersecurity-Skills or RedTiger-Tools?
Choose Anthropic-Cybersecurity-Skills if you want the larger community (35,993 stars) or its Apache-2.0 licence terms. Choose RedTiger-Tools if its feature set, stack or MIT licence fits better. Both are self-hostable.