Open Marketplace

Community AI Skills.

An open catalog of skills for Claude Code, Cursor, Copilot and more. Created by the community, free to use.

One marketplace. All skills.

Add a marketplace and install any skill from the catalog. Each skill is pinned to a reviewed commit (sha), so nothing changes under your feet.

✓Curated and reviewed, skill by skill
✓Pinned by commit (sha): safe and reproducible
✓Install only the skills you want
✓Claude Code, Copilot, Cursor, Codex, Gemini and more

Paste into your agent:

/plugin marketplace add PhAlves23/promptcause-marketplace
/plugin install prompt-engineering

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Skills Catalog

productivity53

prompt-engineering

Optimizes and rewrites prompts using proven prompt engineering techniques: draft diagnosis, canonical structure and technique selection by task type and target model.

/plugin install prompt-engineering

Created byPaulo Henrique Andrade Alves View on GitHub