Dev Browser

A browser automation plugin for [Claude Code](https://docs.anthropic.com/en/docs/claude-code) that lets Claude control your browser to test and verify your work as you develop.

**Key features:**

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Prerequisites

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Installation

Claude Code

/plugin marketplace add sawyerhood/dev-browser
/plugin install dev-browser@sawyerhood/dev-browser

Restart Claude Code after installation.

Amp / Codex

Copy the skill to your skills directory:

# For Amp: ~/.claude/skills | For Codex: ~/.codex/skills
SKILLS_DIR=~/.claude/skills  # or ~/.codex/skills

mkdir -p $SKILLS_DIR
git clone https://github.com/sawyerhood/dev-browser /tmp/dev-browser-skill
cp -r /tmp/dev-browser-skill/skills/dev-browser $SKILLS_DIR/dev-browser
rm -rf /tmp/dev-browser-skill

**Amp only:** Start the server manually before use:

cd ~/.claude/skills/dev-browser && npm install && npm run start-server

Chrome Extension (Optional)

The Chrome extension allows Dev Browser to control your existing Chrome browser instead of launching a separate Chromium instance. This gives you access to your logged-in sessions, bookmarks, and extensions.

**Installation:**

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**Using the extension:**

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