agentskills: Standardize Skills for AI Agents

Summary
Agent Skills defines an open format for packaging instructions, resources, and optional scripts that give AI agents specialized capabilities. Use it to create portable, reusable workflows for compatible agent tools.
At a glance
- Language
- Python
- License
- Apache-2.0
- Stars
- 25.9k
- Forks
- 1.9k
- Added to OSRepos
- August 18, 2026
- Last analyzed
- October 3, 2026
Topics
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Overview
Agent Skills is an open specification and documentation project for adding task-specific knowledge and workflows to AI agents. It addresses the challenge of giving agents reliable, reusable context without loading every instruction into their working context at once.
The format is intended for skill authors and developers of compatible agent products. It packages a skill as a folder with a SKILL.md file and optional supporting resources, using progressive disclosure so an agent can discover a skill before loading its full instructions. See the documentation and specification for the canonical format details.
Key Features
- Defines a lightweight, open format for describing agent skills.
- Requires a
SKILL.mdfile with a skill name and description, at minimum. - Supports optional scripts, reference materials, templates, and other resources alongside instructions.
- Uses progressive disclosure: agents discover skills by metadata, then load full instructions when relevant.
- Supports reusable, version-controlled procedures and domain-specific context.
- Is designed for use across compatible agent products, rather than a single client.
Use Cases
- An agent developer can add a consistent skill-loading format to a product that needs to expose task-specific procedures.
- A team can package internal workflows, such as review steps or data-analysis procedures, for compatible agents to use repeatedly.
- A skill author can share domain knowledge and supporting files as a portable folder instead of embedding all instructions in an application.
- A user of multiple compatible agent tools can maintain skills in a format intended to work across products.
Project Facts
- Language: Python
- License: Apache-2.0
- Stars: 25.9k
- Forks: 1.9k
- Topics: agent-skills
- Archived: No
Getting Started
Start with the documentation and specification to create or integrate skills. This repository provides the format and its documentation, not a setup command; see the README for project details.
Considerations
- This repository specifies a format; using skills requires an agent product that supports the format.
- The README does not provide an installation command or a bundled agent runtime.
- The repository lists Apache 2.0 for code and CC-BY-4.0 for documentation, with directory-specific details noted in the repository.
Source repository
Open the original repository on GitHub.
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