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

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

Strongest overall

Union

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

Fastest prototype

Union

Best first install candidate based on install readiness and adoption.

Freshest repo

Foundry

Most recent maintenance signal among this shortlist.

Signal	SIGNIA Compiling real-world structures into verifiable on-chain forms.	Foundry Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.	Union The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance.	Linera Protocol Main repository for the Linera protocol
Quality	68/100 Promising	100/100 Excellent	100/100 Excellent	100/100 Excellent
Decision verdict	67/100 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.
Adoption	156 stars 0 installs	10K stars 0 installs	74K stars 0 installs	32K stars 0 installs
Freshness	Mar 29, 2026	Jun 29, 2026	Jun 22, 2026	Jun 29, 2026
Use-case fit	Coding agents RAG and knowledge Browser automation	Coding agents RAG and knowledge Workflow automation	RAG and knowledge Coding agents Workflow automation	Coding agents GitHub automation RAG and knowledge
Stack fit	Content growth agent Coding review agent	Coding review agent Content growth agent	RAG knowledge base Content growth agent	Coding review agent Content growth agent
Platform hints	Rust, On-chain Analytics, Claude Code	Rust, Blockchain, Claude Code	Rust, Blockchain, Claude Code	Rust, Blockchain, Claude Code
Warnings	No OpenAgentSkill engagement data yet	No OpenAgentSkill engagement data yet	No OpenAgentSkill engagement data yet	No OpenAgentSkill engagement data yet
Best for	Coding agents workflows · Claude Code teams · builders willing to evaluate younger projects	Coding agents workflows · Claude Code teams · teams that value GitHub adoption signals	RAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals	Coding agents 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 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 SIGNIAINDEX/SIGNIA`	`$ npx skills add foundry-rs/foundry`	`$ npx skills add unionlabs/union`	`$ npx skills add linera-io/linera-protocol`