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Skills

A skill is a folder with a SKILL.md file that teaches a harness how to do a specific job. Skills are managed alongside plugins.

Install a skill

Skills come from the same places as plugins: a git repository, a local path or the marketplace.

  1. Open Settings > Agents > Plugins.
  2. Click Add plugin and enter the repository, or open Browse to find one in the marketplace.
  3. Review the items Tyrn lists. A skill shows as its own item.
  4. Click Install.

See Plugins for source formats and updates.

Use a skill

A skill is available to sessions that include it. Choose it in the session form’s Plugins field, add it to a role, or make it a default for a harness in Harness defaults.

Whether a harness can use a given skill depends on the harness. An item can list the harnesses it supports, and the Plugins page shows them in its details.

Write a skill

Put the skill in a folder with a SKILL.md, then list it as a skill item in a tyrn.json so it installs on its own. See tyrn.json reference.

Next steps