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
Apps is the strongest overall pick here because it has a 100/100 readiness score and fits GitHub automation.
Strongest overall
Apps
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Apps
Best first install candidate based on install readiness and adoption.
Freshest repo
Apps
Most recent maintenance signal among this shortlist.
| Signal | Extension Simple browser extension for managing Polkadot and Substrate network accounts in a browser. Allows the signing of extrinsics using these accounts. Also provides a simple interface for compliant extensions for dapps. | Apps Basic Polkadot/Substrate UI for interacting with a Polkadot and Substrate node. This is the main user-facing application, allowing access to all features available on Substrate chains. | API Promise and RxJS APIs around Polkadot and Substrate based chains via RPC calls. It is dynamically generated based on what the Substrate runtime provides in terms of metadata. | Grants Program Web3 Foundation Grants Program |
|---|---|---|---|---|
| Quality | 95/100 Excellent | 100/100 Excellent | 96/100 Excellent | 96/100 Excellent |
| Decision verdict | 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. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. |
| Adoption | 1.0K stars 0 installs | 1.8K stars 0 installs | 1.1K stars 0 installs | 1.2K stars 0 installs |
| Freshness | Mar 31, 2026 | Jun 7, 2026 | Mar 24, 2026 | Mar 19, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | TypeScript, Blockchain, Claude Code, Browser agents | TypeScript, Blockchain, Claude Code | TypeScript, Blockchain, Claude Code | JavaScript, 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 · teams that value GitHub adoption signals | GitHub automation workflows · Claude Code teams · teams that value GitHub adoption signals | Coding agents 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 polkadot-js/extension | $ npx skills add polkadot-js/apps | $ npx skills add polkadot-js/api | $ npx skills add w3f/Grants-Program |