Spacecake is a desktop and CLI application that provides an interface for running Claude Code agents and visually editing markdown documents. It supports project planning, code explanation with diagrams, and is available for macOS, Windows, and Linux. Designed for developers and technical users.
Spacecake is a Developer Tools product. It focuses on running AI agents and editing markdown visually and efficiently from the desktop or terminal. Spacecake is a consumer product aimed at developers and technical writers. Spacecake costs nothing to use. The product ships for the command line, macOS, Windows, and Linux.
Spacecake first shipped in 2025. The project is developed in the open on GitHub with 369 stars and 64 commits in the last 90 days. Across PulseGate's embedding index, Spacecake has few near neighbours, marking it as relatively distinct. Among its 7 catalogued features are agent runner, markdown editor, and visual editing. Spacecake is currently in beta.
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