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Crabbox

Crabbox is an agent skill (a SKILL.md file) from openclaw/crabbox. Detect and use Crabbox for repository tests and validation on remote runners. It works with Claude Code and has 1,451 GitHub stars across a repository of 2 listed skills. Install it by copying the skill folder into your agent's skills directory.

github.com/openclaw/crabbox/skills/crabbox (opens in a new tab)

  • Multi-skill repo
  • Needs API key
  • Testing & QA
  • Actively maintained
View on GitHub (opens in a new tab)

Add this skill

Claude

Claude Code loads skills from ~/.claude/skills/ (all projects) or .claude/skills/ (one project):

git clone --depth 1 https://github.com/openclaw/crabbox.git
cp -r crabbox/skills/crabbox ~/.claude/skills/crabbox   # personal, or .claude/skills in a project

In the Claude apps, zip the crabbox 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/openclaw/crabbox.git
cp -r crabbox/skills/crabbox .agents/skills/crabbox   # repo; ~/.agents/skills for all projects

Standalone 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/openclaw/crabbox.git
cp -r crabbox/skills/crabbox .cursor/skills/crabbox   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (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

Detect and use Crabbox for repository tests and validation on remote runners. Use when crabbox.yaml or .crabbox.yaml exists, the crabbox CLI is available, or work needs remote compute, a clean or reusable environment, target-platform coverage, or auditable execution evidence.

When it triggers

  • use Crabbox for repository tests and validation on remote runners.

More skills in openclaw/crabbox

2 skills are listed from this repository.

Similar skills

More testing & qa skills

All Testing & QA

FAQ

Crabbox FAQ

Still curious? Email info@appsgit.com.

What is the Crabbox skill?

Crabbox is an agent skill (a SKILL.md file) from openclaw/crabbox. Detect and use Crabbox for repository tests and validation on remote runners. It works with Claude Code and has 1,451 GitHub stars across a repository of 2 listed skills. Install it by copying the skill folder into your agent's skills directory. Its SKILL.md lives at github.com/openclaw/crabbox/skills/crabbox.

How do I install the Crabbox skill?

Copy the crabbox folder (the one containing SKILL.md) into ~/.claude/skills/ for Claude Code, .agents/skills/ for Codex or .cursor/skills/ for Cursor. The agent picks it up automatically when a task matches its description.

Is the Crabbox skill free?

Yes. The repository is open source under the MIT license. The skill mentions an API key or token for an external service, which may need its own account.

Is Crabbox maintained?

The repository's most recent commit was on Oct 7, 2026. Its latest release is v0.71.0. appsgit only lists skills from repositories with a commit in the last six months.