head to head · open source
SkillSpector vs iFixAi
SkillSpector has 17,624 GitHub stars, 1,504 forks, 136 open issues and last shipped yesterday. iFixAi has 15,323 stars, 1,333 forks, 2 open issues and last shipped 2 days ago. SkillSpector leads on adoption by 15% (17,624 vs 15,323 stars). SkillSpector is written in Python under Apache-2.0; iFixAi is written in Python under Apache-2.0. SkillSpector has attracted 9% as many forks as stars, iFixAi 9%. SkillSpector 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
| SkillSpector | iFixAi | |
|---|---|---|
| GitHub stars | ★ 18K | ★ 15K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-09-17 | 2026-09-16 |
| Forks | ⑂ 1.5K | ⑂ 1.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SkillSpector if
- You weight community size — 18K 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 iFixAi if
- You want the iFixAi feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and iFixAi fits your workflow better
About SkillSpector
SkillSpector is an open source security scanner for AI agent skills that detects vulnerabilities, malicious patterns, prompt injection, data exfiltration, and supply chain risk in Claude Code, Codex CLI, Gemini CLI, and MCP skills before they are installed — built for developers who install agent skills and for security teams that vet or publish them.
read the full SkillSpector overview →
About iFixAi
iFixAi is an open source Python auditor that answers, in under 120 seconds, whether an AI agent is actually doing the job it is supposed to do — run either by a human operator or by the agent itself.
read the full iFixAi overview →
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Frequently asked questions
Is SkillSpector or iFixAi more popular?
SkillSpector has 17,624 GitHub stars and iFixAi has 15,323. SkillSpector has the larger community by that measure.
Are SkillSpector and iFixAi free?
Both are open source. SkillSpector is licensed under Apache-2.0 and iFixAi under Apache-2.0. Neither carries a licence fee.
What is the difference between SkillSpector and iFixAi?
SkillSpector is written in Python and iFixAi 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, SkillSpector or iFixAi?
Choose SkillSpector if you want the larger community (17,624 stars) or its Apache-2.0 licence terms. Choose iFixAi if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.