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Roo Code

Open-source AI coding agent VS Code extension with enhanced capabilities — a popular Cline fork with additional features and modes

Free and open-source; bring your own LLM API keys

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Overview

Roo Code (formerly Roo Cline) is a fork of Cline that adds enhanced features including specialized AI model modes for different tasks, improved code diffing, and a more configurable agent experience. Like Cline, it runs as a VS Code extension and supports any LLM via API, but adds team-focused features and a refined UX.

Key Features

  • Specialized modes: Code, Architect, Ask, and Debug modes with different AI behaviors
  • Full agent capabilities: file editing, terminal commands, browser use, and MCP tools
  • Supports any LLM via OpenAI-compatible API including local models
  • Boomerang tasks for orchestrating complex multi-agent workflows
  • Enhanced code diff view for reviewing AI changes before accepting
  • Fully open-source with active community development

Pricing: Free and open-source; bring your own LLM API keys.

Pros

  • Free and open-source with one of the most active communities
  • Custom agent modes for different tasks (Code, Architect, Debug)
  • Boomerang tasks enable complex multi-agent sub-task orchestration
  • Flexible model support — any provider, including local models

Cons

  • Requires your own LLM API keys with associated costs
  • High token usage on complex autonomous tasks
  • As a fork, can diverge from upstream Cline improvements

Tags

vs-codeopen-sourceagenticautonomousmulti-modelcline-forkcustom-modes

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