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
System Design Primer is the strongest overall pick here because it has a 100/100 readiness score and fits Design and creative.
Strongest overall
System Design Primer
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
System Design Primer
Best first install candidate based on install readiness and adoption.
Freshest repo
a0-development
Most recent maintenance signal among this shortlist.
| Signal | a0-development Development guide for extending and building features for the Agent Zero AI framework. Covers architecture, tools, extensions, API endpoints, agent profiles, projects, prompts, and skills — with correct paths, imports, and patterns matching the current codebase. | System Design Primer Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards. | Css Primer is GitHub's design system. This is the CSS implementation | Dicebear DiceBear is an avatar library for designers and developers. 🌍 |
|---|---|---|---|---|
| Quality | 54/100 Needs review | 100/100 Excellent | 100/100 Excellent | 100/100 Excellent |
| Decision verdict | 53/100 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 | 26 stars Verified outcomes are shown on each skill page | 353K stars Verified outcomes are shown on each skill page | 13K stars Verified outcomes are shown on each skill page | 8.9K stars Verified outcomes are shown on each skill page |
| Freshness | Aug 5, 2026 | Mar 20, 2026 | Jun 15, 2026 | Jun 14, 2026 |
| Use-case fit | ||||
| Workflow fit | ||||
| Platform hints | Claude Code, Browser agents | Python, Design Systems, Claude Code | SCSS, Design Systems, Claude Code | Vue, Figma, Claude Code |
| Warnings | Low GitHub adoption signal · No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| Best for | Design and creative workflows · Claude Code teams · builders willing to evaluate younger projects | Design and creative workflows · Claude Code teams · teams that value GitHub adoption signals | Design and creative workflows · Claude Code teams · teams that value GitHub adoption signals | Design and creative workflows · Claude Code teams · teams that value GitHub adoption signals |
| Not ideal for | teams that need a vendor-supported SLA · 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 Gen-Verse/PAST-Bench --skill a0-development | $ npx skills add donnemartin/system-design-primer | $ npx skills add primer/css | $ npx skills add dicebear/dicebear |