Star200+

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.

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Decision summary

Elasticsearch is the strongest overall pick here because it has a 100/100 readiness score and fits RAG and knowledge.

Strongest overall

Elasticsearch

Use this as a leading candidate, then validate the README and install path in your own agent stack.

Fastest prototype

Elasticsearch

Best first install candidate based on install readiness and adoption.

Freshest repo

Cognee

Most recent maintenance signal among this shortlist.

SignalDocling Java

A Java API for Docling

Elasticsearch

Free and Open Source, Distributed, RESTful Search Engine

OpenSearch

🔎 Open source distributed and RESTful search engine.

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.

Quality
72/100
Strong
100/100
Excellent
100/100
Excellent
100/100
Excellent
Decision verdict
71/100
Prototype first

Prototype with this skill first; keep a fallback candidate ready.

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.

Adoption119 stars
Verified outcomes are shown on each skill page
77K stars
Verified outcomes are shown on each skill page
13K stars
Verified outcomes are shown on each skill page
30K stars
Verified outcomes are shown on each skill page
FreshnessJun 17, 2026Jun 16, 2026Jun 16, 2026Aug 23, 2026
Use-case fit
RAG and knowledgeCoding agentsWorkflow automation
RAG and knowledgeCoding agentsResearch agents
RAG and knowledgeCoding agentsResearch agents
RAG and knowledgeResearch agentsCustomer support
Workflow fit
RAG knowledge baseContent growth agent
RAG knowledge baseContent growth agent
RAG knowledge baseContent growth agent
RAG knowledge baseResearch report agent
Platform hintsJava, RAG, Claude CodeJava, Search, Claude CodeJava, Search, Claude CodePython, Vector Search, Claude Code
WarningsNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yetNo OpenAgentSkill engagement data yet
Best forRAG and knowledge workflows · Claude Code teams · builders willing to evaluate younger projectsRAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signalsRAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signalsRAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals
Not ideal forteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security reviewteams that need a vendor-supported SLA · high-compliance environments without internal security review
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Install
$ npx skills add docling-project/docling-java
$ npx skills add elastic/elasticsearch
$ npx skills add opensearch-project/OpenSearch
$ npx skills add topoteretes/cognee