head to head · open source
SkillSpector vs open-kritt
SkillSpector has 23,981 GitHub stars, 2,070 forks, 136 open issues and last shipped yesterday. open-kritt has 2,406 stars, 407 forks, 7 open issues and last shipped yesterday. SkillSpector leads on adoption by 897% (23,981 vs 2,406 stars). SkillSpector is written in Python under Apache-2.0; open-kritt is written in JavaScript under AGPL-3.0. SkillSpector has attracted 9% as many forks as stars, open-kritt 17%. SkillSpector was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-security, security-tools), 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
| SkillSpector | open-kritt | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 2.4K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Python | JavaScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.1K | ⑂ 407 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SkillSpector if
- You weight community size — 24K 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 open-kritt if
- You want the open-kritt feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and open-kritt fits your workflow better
About SkillSpector
SkillSpector Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, and security risks before installing agent skills. Overview AI agent skills (used by Claude Code, Codex CLI, Gemini CLI, etc.) execute with implicit trust and minimal vetting. In the 31,132 skill analyzed subset of the research dataset, 26.1% of skills contain vulnerabilities and 5.2% show likely malicious intent . SkillSpector helps you answer: "Is this skill safe to install?" SkillSpector is part of the NVIDIA Verified Skills pipeline, which scans, evaluates, and signs agent skills before publication. Skills that…
read the full SkillSpector overview →
About open-kritt
open·kritt Orchestrate AI agents to find real vulnerabilities in code. An open source, self hosted security and vulnerability research platform that turns focused AI analysis into de duplicated, ranked findings with configurable validation and enrichment. Website · Documentation · Getting started · Contributing · Owners · Research paper What is open·kritt? Pointing a model at an entire repository and asking it to find vulnerabilities rarely works well. open·kritt takes a focused approach: break the research into small, well defined tasks, run them across AI agents in parallel, and combine their output into…
read the full open-kritt overview →
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Frequently asked questions
Is SkillSpector or open-kritt more popular?
SkillSpector has 23,981 GitHub stars and open-kritt has 2,406. SkillSpector has the larger community by that measure.
Are SkillSpector and open-kritt free?
Both are open source. SkillSpector is licensed under Apache-2.0 and open-kritt under AGPL-3.0. Neither carries a licence fee.
What is the difference between SkillSpector and open-kritt?
SkillSpector is written in Python and open-kritt in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, SkillSpector or open-kritt?
Choose SkillSpector if you want the larger community (23,981 stars) or its Apache-2.0 licence terms. Choose open-kritt if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.