Roo Code (Roo-Cline)
An advanced, community-driven autonomous coding assistant for VS Code with custom modes, MCP server integration, and multi-model support.
Preview
Problem
Standard coding assistants lack specialization—they treat architecture, testing, and documentation with the same rigid prompt.
Solution
An open-source agent featuring customizable personas (Code, Architect, Ask, Debugger), token cost tracking, and full Model Context Protocol (MCP) tool support.
Challenge
Coordinating multi-step file operations and terminal executions without hallucinating dependencies.
Key Features
- Custom system modes (.roomodes)
- Full MCP support
- Token cost monitoring
- OpenRouter / DeepSeek / Claude / Local models support
Tech Choices
Target User
Power developers wanting full transparency, customized modes, and MCP tools in VS Code.
Impact
"Became the fastest-growing open-source coding agent extension for VS Code in 2025."
How to Use
Install Extension
Search for 'Roo Code' in the VS Code Marketplace and install.
Choose API Provider
Configure your API key (DeepSeek, Claude, OpenRouter, or Ollama).
Switch Modes
Switch between 'Architect' to plan and 'Code' to write features automatically.
Quick Details
- Pricing
- Free
- Platforms
- VS Code
- Updated
- 8/19/2026