Ego Browser
Ego Browser is an agent skill (a SKILL.md file) from citrolabs/ego-lite. When you need a browser, read this Skill by default. It works with Claude Code, Codex and Cursor and has 16,873 GitHub stars. Install it by copying the skill folder into your agent's skills directory.
github.com/citrolabs/ego-lite/skills/ego-browser (opens in a new tab)
- Plugin marketplace
- Testing & QA
- Actively maintained
Add this skill
Claude
This repository is a Claude Code plugin marketplace. In Claude Code:
/plugin marketplace add citrolabs/ego-lite
/plugin install browser-skills@ego-agent-skillsIn the Claude apps, zip the ego-browser 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/citrolabs/ego-lite.git
cp -r ego-lite/skills/ego-browser .agents/skills/ego-browser # repo; ~/.agents/skills for all projectsStandalone 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/citrolabs/ego-lite.git
cp -r ego-lite/skills/ego-browser .cursor/skills/ego-browser # project; ~/.cursor/skills for all projectsSource (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
When you need a browser, read this Skill by default. Use it to open and operate websites, fill forms, click buttons, take screenshots, extract page data, sign in, and perform other browser automation tasks, as well as web app testing, dogfooding, QA, bug investigation, and app-quality review. ego-browser (ego-lite) is a Chromium browser designed for both human users and AI Agents.
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What is the Ego Browser skill?
Ego Browser is an agent skill (a SKILL.md file) from citrolabs/ego-lite. When you need a browser, read this Skill by default. It works with Claude Code, Codex and Cursor and has 16,873 GitHub stars. Install it by copying the skill folder into your agent's skills directory. Its SKILL.md lives at github.com/citrolabs/ego-lite/skills/ego-browser.
How do I install the Ego Browser skill?
In Claude Code, run /plugin marketplace add citrolabs/ego-lite and then /plugin install browser-skills@ego-agent-skills. For Codex or Cursor, copy the ego-browser folder into .agents/skills/ or .cursor/skills/.
Is the Ego Browser skill free?
Yes. The repository is open source under the MIT license.
Is Ego Browser maintained?
The repository's most recent commit was on Sep 17, 2026. Its latest release is v2.0.0. appsgit only lists skills from repositories with a commit in the last six months.