Cline is an open-source AI coding assistant for VS Code that features dual Plan/Act modes, terminal execution capabilities, and the Model Context Protocol (MCP) for custom tool creation. It serves as a fully collaborative AI partner for developers.

How is Cline different from GitHub Copilot?

Cline is open-source and offers unique features like Plan/Act modes for structured development, terminal command execution, browser automation for testing, and the Model Context Protocol (MCP) for creating custom development tools.

What programming languages does Cline support?

Cline supports all major programming languages and frameworks through its AI models and can execute terminal commands, edit files, and automate browser testing across different technology stacks.

Comparisons - Cline Blog

Top 9 Cursor Alternatives in 2025: Best Open Source AI Dev Tools for Developers

Nick Baumann•May 23, 2025•10 min read

AI-powered coding assistants have become essential tools in modern software development. Tools like Cursor have led the way by offering developers AI-driven features such as automated workflows, code generation, and smart reviews - all powered by large language models (LLMs).

12 Coding Agents Defining the Future of AI Development

Top 11 Open-Source Autonomous Agents & Frameworks in 2025

6 Best Open-Source Claude Code Alternatives in 2025 for Developers & Startups (Copy)

Guide to Cursor Alternatives Without Usage Limits (2025)

Top 9 Cursor Alternatives in 2025: Best Open Source AI Dev Tools for Developers

Explore Claude Code Alternatives for Agentic Coding Workflows

Explore Claude Code Alternatives for Agentic Coding Workflows | Cline

5 Best Cursor AI Alternatives for Startups in 2025

Best Cursor Alternatives for Developers with VS Code (2025)

Top 9 Cursor Alternatives in 2025: Best Open Source AI Dev Tools for Developers