Create Custom Agent

by dotnet

Create Custom Agent is an AI Engineering skill for Claude Code, published by dotnet in skills.

5.2K stars384 forkson dotnet/skillsAdded 2026/08/16Repository updated 2026/08/15

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agent-skills

Install in seconds

Install Create Custom Agent

Copy Create Custom Agent into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/dotnet/skills/tree/main/.agents/skills/create-custom-agent ~/.claude/skills/create-custom-agent

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/dotnet/skills.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: .agents/skills/create-custom-agent/SKILL.md in dotnet/skills
Installs to: ~/.claude/skills/create-custom-agent
Collection: One of 25 skills cataloged from this repository
Category: AI Engineering — 2451 skills

What Create Custom Agent does

Create Custom Agent scaffolds VS Code custom agent files (.agent.md) that define specialized AI personas with tools, instructions, and handoffs. Use it when creating new agents, configuring workflows, or setting up agent-to-agent handoffs.

Create Custom Agent is cataloged under AI Engineering on DirSkills. Create Custom Agent comes from a repository tagged agent-skills.

Documentation

README

Excerpt

Create Custom Agent

This skill helps you create VS Code custom agent files that define specialized AI personas for development tasks. Custom agents configure which tools are available, provide specialized instructions, and can chain together via handoffs.

When to Use

Creating a new custom agent from scratch
Scaffolding an .agent.md file with proper frontmatter
Setting up agent-to-agent handoffs for multi-step workflows
Configuring tool restrictions for specialized roles (planner, reviewer, etc.)
Creating workspace-shared or user-profile agents

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Create Custom Agent

What else does dotnet publish alongside Create Custom Agent?
Create Custom Agent is one of 25 skills that DirSkills catalogs from dotnet/skills, the repository it ships in. Its siblings there include .NET P/Invoke, ASP.NET Core Web API and Agentic Workflows. Each one is a separate skill with its own page in this directory, installs the same way Create Custom Agent does, and is maintained by dotnet in that same repository. The rest of the collection is listed on the dotnet/skills page.
How does Create Custom Agent compare to other AI Engineering skills?
Create Custom Agent ranks #495 by stars among the 2451 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Create Custom Agent against them. Open each page to compare what they document and how they install.