Skip to content
appsgit

Mastra

Mastra is an agent skill (a SKILL.md file) from mastra-ai/skills. Comprehensive Mastra framework guide for building agents, workflows, tools, memory, workspaces, and storage with current APIs. It works with Claude Code and has 99 GitHub stars. Install it by copying the skill folder into your agent's skills directory.

github.com/mastra-ai/skills/skills/mastra (opens in a new tab)

Data as of from the GitHub API and skills.sh; description from the skill's SKILL.md. Report an error

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add mastra-ai/skills
/plugin install mastra-skills@mastra-agent-skills

In the Claude apps, zip the mastra 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/mastra-ai/skills.git
cp -r skills/skills/mastra .agents/skills/mastra   # 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/mastra-ai/skills.git
cp -r skills/skills/mastra .cursor/skills/mastra   # project; ~/.cursor/skills for all projects

Source (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

Comprehensive Mastra framework guide for building agents, workflows, tools, memory, workspaces, and storage with current APIs. Use for documentation lookup, API verification, TypeScript setup, common errors, migrations, and mastra api CLI tasks: inspect or call resources on local, Mastra platform, or remote servers. For Mastra Factory operations, discover and activate the companion mastra-factory skill.

When it triggers

  • Use for documentation lookup, API verification, TypeScript setup, common errors, migrations, and mastra api CLI tasks: inspect or call resources on local, Mastra platform, or remote servers.

FAQ

Mastra FAQ

Still curious? Email info@appsgit.com.

How do I install the Mastra skill?

In Claude Code, run /plugin marketplace add mastra-ai/skills and then /plugin install mastra-skills@mastra-agent-skills. For Codex or Cursor, copy the mastra folder into .agents/skills/ or .cursor/skills/.

Is the Mastra skill free?

Yes. The repository is open source under the Apache-2.0 license.

Is Mastra maintained?

The repository's most recent commit was on Oct 23, 2026. appsgit only lists skills from repositories with a commit in the last six months.