Skill comparison
Compare agent skills before installing.
Comparing 4 skills
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Thunderbird Android is the strongest overall pick here because it has a 100/100 readiness score and fits Workflow automation.
Strongest overall
Thunderbird Android
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Thunderbird Android
Best first install candidate based on install readiness and adoption.
Freshest repo
React Calendar
Most recent maintenance signal among this shortlist.
| Signal | Fragmject fragmject is a learning project prepared for Kotlin and Jetpack Compose. | fragmject 是一个为初学者准备的上手项目。 通过对 Kotlin 和 Compose 的系统运用，实现的一个功能完备符合主流市场标准 App。 fragmject 没有复杂的业务和多余的封装， 完全依照 Android Developer 官方的写法。 代码简单，内容全面，快速上手，对理解其他项目设计思想和封装技巧也很有帮助。 | Thunderbird Android Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail) | React Calendar Ultimate calendar for your React app. | Cal Heatmap Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap |
|---|---|---|---|---|
| Quality | 97/100 Excellent | 100/100 Excellent | 100/100 Excellent | 100/100 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 | 1.5K stars Verified outcomes are shown on each skill page | 14K stars Verified outcomes are shown on each skill page | 3.8K stars Verified outcomes are shown on each skill page | 3.1K stars Verified outcomes are shown on each skill page |
| Freshness | May 26, 2026 | Jun 16, 2026 | Jul 27, 2026 | Jul 20, 2026 |
| Use-case fit | ||||
| Workflow fit | ||||
| Platform hints | Kotlin, Calendar, Claude Code | Kotlin, Email, Claude Code | TypeScript, Calendar, Claude Code | TypeScript, Calendar, 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 | Workflow automation 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 | Workflow automation 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 miaowmiaow/fragmject | $ npx skills add thunderbird/thunderbird-android | $ npx skills add wojtekmaj/react-calendar | $ npx skills add wa0x6e/cal-heatmap |