Skill comparison
Compare agent skills before installing.
Put high-signal skills side by side and inspect quality, adoption, freshness, install readiness, use-case fit, and warnings in one place.
Comparing 4 skills
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
SAG is the strongest overall pick here because it has a 100/100 readiness score and fits RAG and knowledge.
Strongest overall
SAG
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Petercat
Best first install candidate based on install readiness and adoption.
Freshest repo
SAG
Most recent maintenance signal among this shortlist.
| Signal | Polywise The open source agentic content system to make your contents alive. Self-hosted on any platform. ◑ | SAG An out-of-the-box document retrieval workbench built on SAG | Petercat A conversational Q&A agent configuration system, self-hosted deployment solutions, and a convenient all-in-one application SDK, allowing you to create intelligent Q&A bots for your GitHub repositories | Obsidian Smart2Brain An Obsidian plugin to interact with your privacy focused AI-Assistant making your second brain even smarter! |
|---|---|---|---|---|
| Quality | 86/100 Excellent | 100/100 Excellent | 72/100 Strong | 100/100 Excellent |
| Decision verdict | 97/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. | 74/100 Strong shortlist Shortlist this skill and compare it with close alternatives before production adoption. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. |
| Adoption | 783 stars 0 installs | 1.1K stars 0 installs | 1.5K stars 0 installs | 1.1K stars 0 installs |
| Freshness | Jun 11, 2026 | Jun 12, 2026 | Jun 11, 2025 | May 31, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | TypeScript, RAG, Claude Code | TypeScript, RAG, Claude Code | TypeScript, RAG, Claude Code | TypeScript, RAG, Claude Code, OpenAI Agents |
| Warnings | No OpenAgentSkill engagement data yet | No major risk signals from current metadata | Repository looks stale · No OpenAgentSkill engagement data yet | No major risk signals from current metadata |
| Best for | RAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals | RAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals | RAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals | RAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals |
| Not ideal for | teams that need a vendor-supported SLA · high-compliance environments without internal security review | teams that need a vendor-supported SLA · high-compliance environments without internal security review | teams that require actively maintained dependencies · production agents without a repository review | teams that need a vendor-supported SLA · high-compliance environments without internal security review |
| OpenAgentSkill engagement | 0 views 0 install copies | 1 views 0 install copies | 0 views 0 install copies | 1 views 0 install copies |
| Install | $ npx skills add MatrixAges/polywise | $ npx skills add Zleap-AI/SAG | $ npx skills add afx-team/petercat | $ npx skills add your-papa/obsidian-Smart2Brain |