Skill comparison
Use this as a shortlist, then open the skill detail page before adopting.
Decision summary
Strongest overall
Open Design
Use this as a leading candidate, then validate the README and install path in your own agent stack.
Fastest prototype
Open Design
Best first install candidate based on install readiness and adoption.
Freshest repo
Open Design
Most recent maintenance signal among this shortlist.
| Signal | Cc Sdd Turn approved specs into long-running autonomous implementation. A minimal, adaptable SDD harness with Agent Skills for Claude Code, Codex, Cursor, Copilot, Windsurf, OpenCode, Gemini CLI, and Antigravity. | Open Design 🎨 Local-first, open-source Claude Design alternative. 🖥️ Native desktop app. ⚡ 259+ Skills · ✨ 142+ Design Systems 🖼️ Web · desktop · mobile prototypes · slides · images · videos · HyperFrames 📦 Sandboxed preview · HTML/PDF/PPTX/MP4 export 🤖 Claude Code / OpenClaw / Codex / Cursor / OpenCode / Qwen / Copilot / Hermes / Kimi & 17+ CLIs. |
|---|---|---|
| Quality | 97/100 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. |
| Adoption | 3.6K stars Verified outcomes are shown on each skill page | 88K stars Verified outcomes are shown on each skill page |
| Freshness | May 20, 2026 | Aug 17, 2026 |
| Use-case fit |
| Workflow fit |
| Platform hints | TypeScript, AI Agents, Claude Code, OpenAI Agents, Cursor | TypeScript, AI Agents, Claude Code, OpenAI Agents, Cursor |
| Warnings | No OpenAgentSkill engagement data yet | No OpenAgentSkill engagement data yet |
| Best for | Coding agents 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 |
| OpenAgentSkill engagement | 0 views 0 install copies | 0 views 0 install copies |
| Install | $ npx skills add gotalab/cc-sdd | $ npx skills add nexu-io/open-design |