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spacecake

Open-source desktop app combining markdown editing and terminal for Claude Code.

Source rating 5.0 (61) 2.5k views 2.5k/mo traffic 0 saves Unknown
Claude Code Markdown editor Ghostty Terminal
More categories (6)
AI Agent UI open-source DEVELOPER TOOLS Task management WYSIWYG Context Tracking
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Verdict

A quick read before you dig into the full page.

Best if
Open-source desktop app combining markdown editing and terminal for Claude Code
Pick this when
Open-source desktop app combining markdown editing and terminal for Claude Code

Overview

spacecake is an open-source desktop application designed to provide a superior interface for Claude Code. It combines a Notion-style markdown editor with an integrated Ghostty terminal, bridging the gap between running terminal agents and editing documentation. The app features a real-time status bar to monitor context window usage and costs, a live task panel to track agent progress, and a WYSIWYG editor for spec-driven development. It allows users to write specs, create Mermaid diagrams, and define custom project rules via JSON to maintain coding conventions.

spacecake screenshot

Access & connections

Where you can use spacecake, and what it plugs into.

Platforms

Desktop

Integrations

Notion

Capabilities

What this tool accepts, produces, and is strongest at.

Highlights

  • Notion-style markdown editor
  • Integrated Ghostty terminal
  • Real-time context window and usage cost tracking
  • Live task monitoring panel
  • WYSIWYG editing with rich code blocks
  • Custom rule definitions via JSON

FAQ 5

What is spacecake?
spacecake is an open-source desktop application designed to provide a superior interface for Claude Code. It combines a Notion-style markdown editor with an integrated Ghostty terminal, bridging the gap between running terminal agents and editing documentation. The app features a real-time status bar to monitor context window usage and costs, a live task panel to track agent progress, and a WYSIWYG editor for spec-driven development. It allows users to write specs, create Mermaid diagrams, and define custom project rules via JSON to maintain coding conventions.
How to use spacecake?
Download the application for your specific platform (macOS or Linux). Once installed, use the integrated Ghostty terminal to run Claude Code and the markdown editor to visually manage your specs and plans. Monitor the task panel to see what the agent is working on and check the status bar for real-time cost tracking.
What is spacecake?
It is an open-source desktop app that adds a visual layer to Claude Code, including a markdown editor and task tracker.
Which platforms are supported?
spacecake is available for macOS (Apple Silicon and Intel), Debian (x86-64), and Linux (AppImage).
How does it track costs?
The status bar displays your current context window usage and estimated dollar cost in real time as you interact with Claude.
spacecake
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