addyosmani/agent-skills

Addy Osmani's production-grade skill pack: 24 engineering skills and 4 specialist agent personas that encode senior-dev workflows (spec through deploy) across 70+ coding agents including Claude Code, Cursor, and Copilot. The **harness** contribution is the skill/workflow layer, not a new agent loop.

workflowide

Stars: 112k
Adoption surface: mostly simple
Autonomy: n/a
Recovery: n/a
License: ✅ open-source
Category: Coding harness configs and SDKs

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