Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
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
Go Ethereum
Most recent maintenance signal among this shortlist.
| Signal | Xdagj XDAGJ is an implementation of XDAG in Java. https://xdag.io | Union The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance. | Hey 1 Hey is a decentralized and permissionless social media app built with Lens Protocol 🌿 | Go Ethereum Go implementation of the Ethereum 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 | 122 stars Verified outcomes are shown on each skill page | 74K stars Verified outcomes are shown on each skill page | 29K stars Verified outcomes are shown on each skill page |
| 51K stars Verified outcomes are shown on each skill page |
| Freshness | Apr 27, 2026 | Jun 22, 2026 | May 13, 2026 | Jun 29, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | Java, Blockchain, Claude Code | Rust, Blockchain, Claude Code | TypeScript, Blockchain, Claude Code | Go, 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 | Data analysis workflows · Claude Code teams · builders willing to evaluate younger projects | RAG and knowledge workflows · Claude Code teams · teams that value GitHub adoption signals | Data analysis 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 XDagger/xdagj | $ npx skills add unionlabs/union | $ npx skills add slymnoyann/hey-1 | $ npx skills add ethereum/go-ethereum |