1Code

Best UI for Claude Code with local and remote agent execution.

By 21st.dev

Features

• Plan & Agent Modes - Read-only analysis or full code execution permissions
• Project Management - Link local folders with automatic Git remote detection
• Real-time Tool Execution - See bash commands, file edits, and web searches as they happen
• Git Worktree Isolation - Each chat session runs in its own isolated worktree
• Integrated Terminal - Full terminal access within the app
• Change Tracking - Visual diffs and PR management

Installation

Option 1: Build from source (free)

# Prerequisites: Bun, Python, Xcode Command Line Tools (macOS)
bun install
bun run build
bun run package:mac  # or package:win, package:linux

Option 2: Subscribe to 1code.dev (recommended)

Get pre-built releases + background agents support by subscribing at 1code.dev.

Your subscription helps us maintain and improve 1Code.

Development

bun install
bun run dev

Feedback & Community

Join our Discord for support and discussions.

License

Apache License 2.0 - see LICENSE for details.