Cline

About Cline

Cline is an open-source autonomous coding agent that can read a codebase, edit files, run terminal commands, and browse a live preview with developer approval at each step. It supports multiple LLM providers on a bring-your-own-key basis rather than a fixed subscription. It has grown to millions of installs as a free alternative to proprietary AI coding tools.

Notable for: Approval-gated autonomous coding agent with bring-your-own-model pricing

Pricing: Free and open source; users pay their own chosen LLM provider for API usage