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
CalendarKit is the strongest overall pick here because it has a 100/100 readiness score and fits Workflow automation.
Strongest overall
CalendarKit
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
JTAppleCalendar
Best first install candidate based on install readiness and adoption.
Freshest repo
CalendarKit
Most recent maintenance signal among this shortlist.
| Signal | Fastis 🗓 Simple date range & date picker / calendar powered by JTAppleCalendar | CalendarKit 📅 Calendar for Apple platforms in Swift | KVKCalendar A most fully customization calendar for Apple platforms 📅 | JTAppleCalendar The Unofficial Apple iOS Swift Calendar View. Swift calendar Library. iOS calendar Control. 100% Customizable |
|---|---|---|---|---|
| Quality | 76/100 Strong | 100/100 Excellent | 68/100 Promising | 79/100 Strong |
| Decision verdict | 75/100 Strong shortlist Shortlist this skill and compare it with close alternatives before production adoption. | 100/100 Production-ready Use this as a leading candidate, then validate the README and install path in your own agent stack. | 70/100 Prototype first Prototype with this skill first; keep a fallback candidate ready. | 81/100 Strong shortlist Shortlist this skill and compare it with close alternatives before production adoption. |
| Adoption | 334 stars 0 installs | 2.7K stars 0 installs | 796 stars 0 installs | 7.7K stars 0 installs |
| Freshness | Apr 8, 2026 | Apr 28, 2026 | Nov 2, 2025 | Jul 23, 2024 |
| Use-case fit | ||||
| Stack fit | ||||
| Platform hints | Swift, Calendar, Claude Code | Swift, Calendar, Claude Code | Swift, Calendar, Claude Code | Swift, Calendar, Claude Code |
| Warnings | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | Repository looks stale · 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 | 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 require actively maintained dependencies · production agents without a repository 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 simla-tech/Fastis | $ npx skills add richardtop/CalendarKit | $ npx skills add kvyatkovskys/KVKCalendar | $ npx skills add patchthecode/JTAppleCalendar |