First-party only — a session id and where you arrived from, so we can tell which pages are worth writing more of. No advertising, no third-party trackers, nothing that follows you off this site.
by Roo Code / community · reviewed July 25, 2026
An open-source VS Code agent with custom modes — you define the personas and what each may touch.
Roo Code is a fork of Cline that adds user-definable modes: each mode has its own prompt, permitted tools and file patterns, so an 'architect' mode can plan without writing code while a 'code' mode can edit but not run migrations. It is model-agnostic and supports MCP.
Provider-agnostic
Enforcing what an agent is allowed to touch at different stages of the work.
Reviewed July 25, 2026. Pricing changes often — check the official site before deciding.
Every tool here reads a project instruction file, and every one of them does better work when that file is accurate. The free Foundations track covers writing one; the Agent Operating Kit is the templates already written.