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
FairEmail is the strongest overall pick here because it has a 100/100 readiness score and fits Workflow automation.
Strongest overall
FairEmail
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
FairEmail
Best first install candidate based on install readiness and adoption.
Freshest repo
Deltachat Android
Most recent maintenance signal among this shortlist.
| Signal | Notes 📚A Java back-end engineer's study notes https://loveincode.github.io/notes | Headwindz.Me My personal blog | FairEmail Fully featured, open source, privacy friendly email app for Android | Deltachat Android Decentralized private messenger with chat-shared tools and games for Android |
|---|---|---|---|---|
| Quality | 54/100 Needs review | 84/100 Strong | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 56/100 Needs manual review Do a manual repository review before adding this to an agent workflow. | 95/100 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 | 563 stars 0 installs | 528 stars 0 installs | 4.4K stars 0 installs | 1.7K stars 0 installs |
| Freshness | Jul 17, 2021 | Jun 14, 2026 | Jun 15, 2026 | Jun 15, 2026 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | Java, Notes, Claude Code | MDX, Notes, Claude Code | Java, Email, Claude Code | Java, Email, 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 | 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 | Workflow automation workflows · Claude Code teams · teams that value GitHub adoption signals | Workflow automation 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 loveincode/notes | $ npx skills add headwindz/headwindz.me | $ npx skills add M66B/FairEmail | $ npx skills add deltachat/deltachat-android |