OpenClaw Plugin System: Architecture and Development Guide
Plugins are built with TypeScript ESM and support 12 capability registrations (channels, models, tools, TTS, images, etc.), published to ClawHub or npm.
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2 postsOpenClaw Tools (Part 2): Skills System and Sub-Agents
Skills are AgentSkills-compatible SKILL.md folders with a 6-tier loading priority. ClawHub is the public marketplace. Sub-agents can nest up to 5 levels deep.