ThinkRail
ThinkRail is an agentic IDE that runs the pi coding agent in isolated workspaces for developers who vibe code.
What it is good for
- Writing and fixing code with an AI agent in separate git branches
- Keeping project notes and specs the AI agent can read across sessions
- Reviewing agent changes in a diff view before merging them
- Connecting an AI coding agent to external tools through MCP servers
At a glance
- Who it is for
- Setup
- Install a desktop app or browser extension
Level 3 of 5. Download and install it like any other app or extension.
- Cost
- Free and open source
- Type
- Agent app
- Tasks
- Works with
- pi, JetBrains AI, GitHub, MCP servers, Claude Desktop, Monaco editor
Momentum
- Rank this week
- #5
- Best rank
- #5 week 44, 2026
- Stars gained last week
- +5,015
- GitHub stars
- 7,081
GitHub numbers as of Nov 2, 2026. Updated weekly.
Ranking history
Official links
Setup steps are on the official pages. We do not repeat them here, since they change.
Questions
- Is ThinkRail free?
- Yes. It is free and open source (Apache-2.0 license).
- Do I need to know how to code to use ThinkRail?
- No. Download and install it like any other app or extension.
- What does ThinkRail work with?
- According to its own documentation, it works with pi, JetBrains AI, GitHub, MCP servers, Claude Desktop, and Monaco editor.
- What is ThinkRail good for?
- Writing and fixing code with an AI agent in separate git branches, keeping project notes and specs the AI agent can read across sessions, reviewing agent changes in a diff view before merging them, and connecting an AI coding agent to external tools through MCP servers.
Similar agents
- Multica
Multica is a workspace that lets teams assign issues to AI coding agents like teammates for developers and managers who run several agents.
- Vibe Kanban
Vibe Kanban is a kanban board that plans work and runs coding agents in isolated workspaces for developers and vibe coders.
- PI-Desktop
PI-Desktop is a desktop app that runs a local AI coding agent and lets you manage projects, sessions, and plugins for it.
- Backlog.md
Backlog.md is a markdown task manager that gives humans and AI coding agents a shared project board inside any Git repository.
- emdash
Emdash is a desktop app that runs several AI coding agents in parallel for developers working on the same codebase.
- agent-teams-ai
Agent Teams is a free desktop app that runs a team of AI agents on coding and project work, shown on a kanban board for developers and project leads.