Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Strongest overall
Leantime
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Leantime
Best first install candidate based on install readiness and adoption.
Freshest repo
React Calendar
Most recent maintenance signal among this shortlist.
| Signal | Xk Time xk-time 是时间转换,时间计算,时间格式化,时间解析,日历,时间cron表达式和时间NLP等的工具,使用Java8(JSR-310),线程安全,简单易用,多达70几种常用日期格式化模板,支持Java8时间类和Date,轻量级,无第三方依赖。 | React Calendar Ultimate calendar for your React app. | Leantime Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind. | Cal Heatmap Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap |
|---|---|---|---|---|
| Quality | 52/100 Needs review | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 42/100 Needs manual review Do a manual repository review before adding this to an agent workflow. | 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 | 341 stars Verified outcomes are shown on each skill page | 3.8K stars Verified outcomes are shown on each skill page | 10K stars Verified outcomes are shown on each skill page |
| 3.1K stars Verified outcomes are shown on each skill page |
| Freshness | Sep 22, 2024 | Jul 27, 2026 | Jun 14, 2026 | Jul 20, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | Java, Calendar, Claude Code | TypeScript, Calendar, Claude Code | PHP, Calendar, Claude Code | TypeScript, Calendar, 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 | Workflow automation workflows · Claude Code teams · builders willing to evaluate younger projects | 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 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 xkzhangsan/xk-time | $ npx skills add wojtekmaj/react-calendar | $ npx skills add Leantime/leantime | $ npx skills add wa0x6e/cal-heatmap |