Test Driven Development
Test Driven Development is an agent skill (a SKILL.md file) from obra/superpowers. Agents load it when implementing any feature or bugfix, before writing implementation code. It works with Claude Code, Codex, Cursor, Gemini CLI, GitHub Copilot and OpenCode and has 296,071 GitHub stars across a repository of 10 listed skills.
github.com/obra/superpowers/skills/test-driven-development (opens in a new tab)
- Multi-skill repo
- Plugin marketplace
- Testing & QA
- Actively maintained
Add this skill
Claude
This repository is a Claude Code plugin marketplace. In Claude Code:
/plugin marketplace add obra/superpowers
/plugin install superpowers@superpowers-devIn the Claude apps, zip the test-driven-development folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).
ChatGPT / Codex
Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:
git clone --depth 1 https://github.com/obra/superpowers.git
cp -r superpowers/skills/test-driven-development .agents/skills/test-driven-development # repo; ~/.agents/skills for all projectsStandalone skills also load in the ChatGPT desktop app.
Cursor
Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:
git clone --depth 1 https://github.com/obra/superpowers.git
cp -r superpowers/skills/test-driven-development .cursor/skills/test-driven-development # project; ~/.cursor/skills for all projectsSource (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)
What this skill does
Use when implementing any feature or bugfix, before writing implementation code Write the test first. Watch it fail. Write minimal code to pass.
More skills in obra/superpowers
10 skills are listed from this repository.
Brainstormingobra/superpowers
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What is the Test Driven Development skill?
Test Driven Development is an agent skill (a SKILL.md file) from obra/superpowers. Agents load it when implementing any feature or bugfix, before writing implementation code. It works with Claude Code, Codex, Cursor, Gemini CLI, GitHub Copilot and OpenCode and has 296,071 GitHub stars across a repository of 10 listed skills. Its SKILL.md lives at github.com/obra/superpowers/skills/test-driven-development.
How do I install the Test Driven Development skill?
In Claude Code, run /plugin marketplace add obra/superpowers and then /plugin install superpowers@superpowers-dev. For Codex or Cursor, copy the test-driven-development folder into .agents/skills/ or .cursor/skills/.
Is the Test Driven Development skill free?
Yes. The repository is open source under the MIT license.
Is Test Driven Development maintained?
The repository's most recent commit was on Sep 25, 2026. Its latest release is v6.4.2. appsgit only lists skills from repositories with a commit in the last six months.