head to head · open source
giskard-oss vs CyberStrike
giskard-oss has 5,943 GitHub stars, 560 forks, 64 open issues and last shipped 3 days ago. CyberStrike has 3,374 stars, 583 forks, 43 open issues and last shipped 3 days ago. giskard-oss leads on adoption by 76% (5,943 vs 3,374 stars). giskard-oss is written in Python under Apache-2.0; CyberStrike is written in TypeScript under AGPL-3.0. giskard-oss has attracted 9% as many forks as stars, CyberStrike 17%. CyberStrike was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-security), 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
| giskard-oss | CyberStrike | |
|---|---|---|
| GitHub stars | ★ 5.9K | ★ 3.4K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 560 | ⑂ 583 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick giskard-oss if
- You weight community size — 5.9K 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 CyberStrike if
- You want the CyberStrike feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and CyberStrike fits your workflow better
About giskard-oss
Evals, Red Teaming and Test Generation for Agentic Systems Modular, Lightweight, Dynamic and Async first Docs • Website • Community [!IMPORTANT] Giskard v3 is a fresh rewrite designed for dynamic, multi turn testing of AI agents. This release drops heavy dependencies for better efficiency while introducing a more powerful AI vulnerability scanner and enhanced RAG evaluation — both now shipping natively in giskard scan , with no dependency on v2. Only the legacy scan for tabular/ML models remains v2 only. Giskard v2 remains available but is no longer actively maintained. Follow progress → Read the v3…
read the full giskard-oss overview →
About CyberStrike
English 简体中文 繁體中文 한국어 Deutsch Español Français Italiano Dansk 日本語 Polski Русский Bosanski العربية Norsk Português (Brasil) ไทย Türkçe Українська বাংলা Ελληνικά Tiếng Việt हिन्दी The first open source AI agent built for offensive security. Automated penetration testing from your terminal — plug in your Claude, GPT, or any LLM subscription and turn it into an autonomous red team agent with 13+ specialized agents, 7,600+ security skills, and 120+ OWASP test cases. 150+ AI providers • 5,300+ models • 56+ built in tools • 176+ MCP tools Quick Start • Intelligence Layer • What Makes It…
read the full CyberStrike overview →
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Frequently asked questions
Is giskard-oss or CyberStrike more popular?
giskard-oss has 5,943 GitHub stars and CyberStrike has 3,374. giskard-oss has the larger community by that measure.
Are giskard-oss and CyberStrike free?
Both are open source. giskard-oss is licensed under Apache-2.0 and CyberStrike under AGPL-3.0. Neither carries a licence fee.
What is the difference between giskard-oss and CyberStrike?
giskard-oss is written in Python and CyberStrike in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, giskard-oss or CyberStrike?
Choose giskard-oss if you want the larger community (5,943 stars) or its Apache-2.0 licence terms. Choose CyberStrike if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.