Releases
CAT has multiple implementations - CAT Studio, PowerShell module, CAT CLI, and there is also Python integration. How to get started page can help you choose what tool is best for you.
Where to install from
The source we recommend for each tool, per platform. Direct downloads are further down the page.
| Tool | Windows | Linux | macOS |
|---|---|---|---|
| CAT Studio | Microsoft Store | — | — |
| CAT CLI | WinGet — winget install DataTools.CATCLI |
brew install justcatit/cat/catcli, or the archive below |
brew install justcatit/cat/catcli (preview) |
| CAT PowerShell module | PowerShell Gallery | PowerShell Gallery | PowerShell Gallery (preview) |
| CAT Python package | PyPI | PyPI | PyPI (preview) |
Direct downloads — latest versions
CAT Studio 2.4.3
Windows x64
- Download
- catstudio-setup-2.4.3.exe
- SHA256
c53224a6df2c11ef2c245c96c5aae185f2c5aff516f9a7aefb57fb592cffca8f- Notes
- Digitally signed installer. 337 MB
CAT CLI 2.4.0
Windows x64
- Download
- cat-cli-2.4.0-setup.exe
- SHA256
c807da4e6d033f7556a99e5f31109f6be1da1a049959dac2ef724656b9b7f6fc- Notes
- Digitally signed installer. 44 MB
CAT CLI 3.0.0-dev (pre-release)
Linux x64
- Download
- cat-cli-3.0.0-dev-linux-x64.tar.gz
- SHA256
26792b0f6ec93f7c57486ea2862faece9b2b966d3c4f57e10fa0e43c12aba3cb- Notes
- Archive, not signed — verify the hash. 87 MB
Linux arm64 (preview)
- Download
- cat-cli-3.0.0-dev-linux-arm64.tar.gz
- SHA256
5890235db38db0ae5f75cd40594379bbf6e1318af5153283f9ba2eebc5abf63a- Notes
- Archive, not signed — verify the hash. 71 MB
macOS Intel (preview)
- Download
- cat-cli-3.0.0-dev-osx-x64.tar.gz
- SHA256
8490a5fae7c28fb23f1e21106b94efff8a8e4a83fbe191b8b07ef61993488ba1- Notes
- Archive, not signed — verify the hash. 90 MB
macOS Apple silicon (preview)
- Download
- cat-cli-3.0.0-dev-osx-arm64.tar.gz
- SHA256
a45f6d01f8f26257001d9bad82dd0a09276bb5504a68bedee579ea626a591971- Notes
- Archive, not signed — verify the hash. 88 MB
Skills for coding agents
- Download
- cat-skills-3.0.0-dev.zip
- SHA256
f2e4279741aec417e53b05248f13ad13b02ad7aa18ee422ddb0c831b330d9771- Notes
- Zip of the skills folder for Claude Code, Codex, Cursor and the like; unpack it into your agent's skills folder. Not signed — verify the hash. 431 KB
Every archive has a .sha256 file next to it with the same name — for example /releases/cat-cli-3.0.0-dev-linux-x64.tar.gz.sha256.
Which file do I need
| You run | Take | How to tell |
|---|---|---|
| Windows 10 or later | the installer, or WinGet | — |
Linux, uname -m says x86_64 |
linux-x64 |
run uname -m in a terminal |
Linux, uname -m says aarch64 or arm64 |
linux-arm64 |
typical for Raspberry Pi, AWS Graviton, a container on a Mac |
| Mac with an Apple chip (M1 and later) | osx-arm64 |
Apple menu → About This Mac → Chip |
| Mac with an Intel chip | osx-x64 |
Apple menu → About This Mac → Processor |
Install
- Windows — run the installer, or
winget install DataTools.CATCLI. CAT Studio comes from the Microsoft Store. - Linux and macOS —
brew install justcatit/cat/catcli, or unpack the archive by hand.
Step-by-step instructions for every platform — unpacking the archive, checking the hash, prerequisites, updating and removing — are on the Installation page.