Download
Get CID for your computer
Free for Windows, macOS and Linux. Pick a platform, or an earlier version if you need one.
Windows
64-bit Windows 10 or 11. From 1.3.0 on, updates download and install in place.
macOS
Apple Silicon and Intel. CID isn't notarized yet: the first time, open it from System Settings → Privacy & Security → Open Anyway.
Linux
A .deb for Debian, Ubuntu and derivatives (64-bit Intel/AMD).
sudo apt install ./cid_1.3.0_amd64.deb