Skill comparison
Compare agent skills before installing.
Comparing 4 skills
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
PageIndex is the strongest overall pick here because it has a 100/100 readiness score and fits RAG and knowledge.
Strongest overall
PageIndex
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
PageIndex
Best first install candidate based on install readiness and adoption.
Freshest repo
Cognee
Most recent maintenance signal among this shortlist.
| Signal | Postgresml Postgres with GPUs for ML/AI apps. | Databend Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3. | Cognee Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine. | PageIndex 📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG |
|---|---|---|---|---|
| Quality | 79/100 Strong | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 81/100 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. | 100/100 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. |
| Adoption | 6.8K stars Verified outcomes are shown on each skill page | 9.4K stars Verified outcomes are shown on each skill page | 30K stars Verified outcomes are shown on each skill page | 34K stars Verified outcomes are shown on each skill page |
| Freshness | Jul 1, 2025 | Jul 18, 2026 | Aug 23, 2026 | Jul 18, 2026 |
| Use-case fit | ||||
| Workflow fit | ||||
| Platform hints | Rust, Vector Search, Claude Code | Rust, Vector Search, Claude Code | Python, Vector Search, Claude Code | Python, Vector Search, Claude Code |
| Warnings | Repository looks stale · No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| 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 require actively maintained dependencies · production agents without a repository review | 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 need a vendor-supported SLA · high-compliance environments without internal security review |
| OpenAgentSkill engagement | 0 views 0 install copies | 0 views 0 install copies | 0 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add postgresml/postgresml | $ npx skills add databendlabs/databend | $ npx skills add topoteretes/cognee | $ npx skills add VectifyAI/PageIndex |