Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Strongest overall
Mailspring
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Mailspring
Best first install candidate based on install readiness and adoption.
Freshest repo
Juice
Most recent maintenance signal among this shortlist.
| Signal | TiddlyWiki5 A self-contained JavaScript wiki for the browser, Node.js, AWS Lambda etc. | Open Knowledge Beautiful, AI-native markdown editor and LLM Wiki | Juice Juice inlines CSS stylesheets into your HTML source. | Mailspring :love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux. |
|---|---|---|---|---|
| Quality | 100/100 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 | 8.6K stars Verified outcomes are shown on each skill page | 4.0K stars Verified outcomes are shown on each skill page | 3.3K stars |
| 18K stars Verified outcomes are shown on each skill page |
| Freshness | Jun 20, 2026 | Sep 2, 2026 | Sep 24, 2026 | Jun 15, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | JavaScript, Notes, Claude Code, Browser agents | TypeScript, Notes, Claude Code, OpenAI Agents, Cursor | JavaScript, Email, Claude Code | JavaScript, Email, 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 | Web scraping 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 TiddlyWiki/TiddlyWiki5 | $ npx skills add inkeep/open-knowledge | $ npx skills add Automattic/juice | $ npx skills add Foundry376/Mailspring |