Claude Code
Type claude in a crc terminal and it connects. It sees your file,
selection and diagnostics; its edits open as diffs.
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crc documentation
crc is a text editor for macOS, drawn on the GPU straight from Metal and CoreText, with a terminal, local Git and Claude Code built in. These pages cover installing it, every feature, and every key it answers to.
Start here
Section titled “Start here”InstallationDownload the signed DMG or build from source in three commands.
A tour of the windowThe home screen, sidebar, tabs, status line and panels.
SettingsOne commented TOML file. Saving it applies it.
Keyboard shortcutsEvery binding, grouped by what you are doing.
What is built in
Section titled “What is built in”Completion that learns
Ghost text, a row of alternatives, and a line saying why the first one is offered. Read more
Terminal
Your login shell in the project folder, on an xterm-compatible emulator written for crc. Read more
Git
Stage files or single hunks, commit, switch branches, fetch, pull and push. Read more
Language servers
Definition, hover, references, rename, formatting and signature help for five languages. Read more
HTTP requests
Send requests from .http files and read the response in a tab.
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What crc is not
Section titled “What crc is not”crc is an alpha for Apple Silicon Macs on macOS 14 or later. It is used daily by its author and is going to a small group of testers first. It has no extensions, no Intel, Linux or Windows builds, and a fixed set of languages. The full list is in Known limits; why it is built this way is in Why crc exists.