Cline

Open-source autonomous coding agent for VS Code that plans, edits, and runs commands.

Freedesktop

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What it does

Cline is a free, open-source VS Code extension that acts as an autonomous coding agent — reading your codebase, proposing multi-file edits, and running terminal commands with your approval at each step, using whichever AI model you connect it to.

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This is a direct link to Cline — we don't currently earn anything from it.

Free tier reality

The extension itself is free and open source; you bring your own API key (including free-tier model options) for the underlying model, the same pattern as Aider and Continue.

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Key features

Open source VS Code extension
Human-in-the-loop approval for edits/commands
Model-agnostic (OpenRouter, Anthropic, local models, etc.)
Reads and edits across multiple files

Best for

Developers wanting an agentic coding assistant without vendor lock-in
Teams who want to audit every AI-made change before it lands

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Cline FAQ

Questions about this tool

Is Cline free?

Yes — The extension itself is free and open source; you bring your own API key (including free-tier model options) for the underlying model, the same pattern as Aider and Continue.

What is Cline best for?

Developers wanting an agentic coding assistant without vendor lock-in Teams who want to audit every AI-made change before it lands

What platforms does Cline run on?

Cline is available on: desktop.