marcus/sidecar
A terminal UI that runs alongside AI coding agents to provide diff review, file tree browsing, and conversation history.
Not currently ranked — collecting fresh signals.
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Sidecar is a terminal-based interface designed to work alongside AI coding agents such as Claude Code and Cursor. It provides a split-terminal workflow where users can plan tasks using td, review file diffs, browse project trees, review past AI conversations, and manage workspaces without leaving the terminal. The tool functions as a developer-facing HUD that surfaces agent activity and project context in real time.
Frequently asked
- What is marcus/sidecar?
- A terminal UI that runs alongside AI coding agents to provide diff review, file tree browsing, and conversation history.
- Is sidecar open source?
- Yes — marcus/sidecar is open source, released under the MIT license.
- What language is sidecar written in?
- marcus/sidecar is primarily written in Go.
- How popular is sidecar?
- marcus/sidecar has 1k stars on GitHub.
- Where can I find sidecar?
- marcus/sidecar is on GitHub at https://github.com/marcus/sidecar.