Cline

An AI coding agent that plans and makes changes in your project from inside your editor or terminal. Built for: Builders who want an AI agent that can do multi-step coding tasks with their approval. Format: Editor extension + CLI. License: Apache-2.0. Open source on GitHub (70,174 stars as of 2026-10-11). Privacy note: Usage telemetry is on by default; you can turn it off in settings.