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Marketplace for Product Superpowers — PM methodology skills for AI agents
npx claudepluginhub guhcostan/product-superpowersProduct management methodology for Claude Cowork and Claude Code — discovery, PRDs, roadmapping, prioritization, and launches. 18 composable skills with subagent-powered research, review, and visual collaboration.
Development marketplace for Superpowers core skills library
Harness-native ECC skills, hooks, rules, MCP conventions, and operator workflows
Open Design — local-first design app exposed to coding agents over MCP. Install once with your agent's plugin command and projects/files/skills are reachable through stdio.