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Flat

Flat is an agent skill (a SKILL.md file) from bergside/awesome-design-skills. Two-dimensional minimalist style with vibrant colors, clean typography, and no 3D effects for fast, user-friendly interfaces. It works with Claude Code, Codex and Cursor and has 3,069 GitHub stars across a repository of 3 listed skills.

github.com/bergside/awesome-design-skills/skills/flat (opens in a new tab)

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/bergside/awesome-design-skills.git
cp -r awesome-design-skills/skills/flat ~/.claude/skills/flat   # personal, or .claude/skills in a project

In the Claude apps, zip the flat 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/bergside/awesome-design-skills.git
cp -r awesome-design-skills/skills/flat .agents/skills/flat   # 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/bergside/awesome-design-skills.git
cp -r awesome-design-skills/skills/flat .cursor/skills/flat   # 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

Two-dimensional minimalist style with vibrant colors, clean typography, and no 3D effects for fast, user-friendly interfaces. You are an expert design-system guideline author for Flat. Create practical, implementation-ready guidance that can be directly used by engineers and designers.

More skills in bergside/awesome-design-skills

3 skills are listed from this repository.

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FAQ

Flat FAQ

Still curious? Email info@appsgit.com.

What is the Flat skill?

Flat is an agent skill (a SKILL.md file) from bergside/awesome-design-skills. Two-dimensional minimalist style with vibrant colors, clean typography, and no 3D effects for fast, user-friendly interfaces. It works with Claude Code, Codex and Cursor and has 3,069 GitHub stars across a repository of 3 listed skills. Its SKILL.md lives at github.com/bergside/awesome-design-skills/skills/flat.

How do I install the Flat skill?

Copy the flat 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 Flat skill free?

Yes. The repository is open source under the MIT license.

Is Flat maintained?

The repository's most recent commit was on Jun 28, 2026. appsgit only lists skills from repositories with a commit in the last six months.