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Best Skills for OpenAI Codex

343 AI helpers for Codex. Install in 30 seconds. Trusted by developers.

✓ Security scanned✓ Free to install✓ One-line install command✓ Works with Claude, Cursor & Windsurf too

What are Codex skills?

Codex skills are reusable SKILL.md files that teach OpenAI's Codex agent domain-specific workflows — from refactoring React apps to writing migrations, generating API clients, or running security scans. MFKVault curates 343 security-scanned Codex skills you can install in 30 seconds with a single command.

How to install a Codex skill

  1. Pick a skill below (all are Codex-compatible).
  2. Copy the one-line install command on the skill page.
  3. Paste it in your project root. Codex picks it up automatically.

Every skill on MFKVault is verified free of secrets and malicious code before publication. All skills work with Claude Code, Cursor, Windsurf, and Codex.

All 343 Codex skills

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