head to head · open source
SkillSpector vs bla
SkillSpector has 25,664 GitHub stars, 2,266 forks, 136 open issues and last shipped yesterday. bla has 5,442 stars, 660 forks, 0 open issues and last shipped yesterday. SkillSpector leads on adoption by 372% (25,664 vs 5,442 stars). SkillSpector is written in Python under Apache-2.0; bla is written in TypeScript under MIT. SkillSpector has attracted 9% as many forks as stars, bla 12%. bla was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (claude-code, mcp), 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 | bla | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 5.4K |
| License | Apache-2.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-11-12 | 2026-11-12 |
| Forks | ⑂ 2.3K | ⑂ 660 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SkillSpector if
- You weight community size — 26K 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 bla if
- You want the bla feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and bla 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 bla
English · 简体中文 · 繁體中文 · 日本語 · 한국어 · Türkçe · Русский · Tiếng Việt · ไทย · Deutsch · Español · Français · Українська · Polski · Português (Brasil) · العربية · فارسی · Bahasa Indonesia · Italiano · Ελληνικά · മലയാളം · Roman Urdu · Română BLA: Blind LLM Agents Make reverse engineering bankrupt again. Point BLA at the build you ship. When an AI reverse engineering agent (REA) opens it, the analyzer hits resource budgets, follows decoys, and burns tokens — while your users still get the same runtime behavior. Website · Guides · Showcases · Disclaimer Quick start · Empirical results · Format coverage · Benchmark · FAQ…
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Frequently asked questions
Is SkillSpector or bla more popular?
SkillSpector has 25,664 GitHub stars and bla has 5,442. SkillSpector has the larger community by that measure.
Are SkillSpector and bla free?
Both are open source. SkillSpector is licensed under Apache-2.0 and bla under MIT. Neither carries a licence fee.
What is the difference between SkillSpector and bla?
SkillSpector is written in Python and bla 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, SkillSpector or bla?
Choose SkillSpector if you want the larger community (25,664 stars) or its Apache-2.0 licence terms. Choose bla if its feature set, stack or MIT licence fits better. Both are self-hostable.