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Installation

System requirements, the installer versus the portable build, and what to expect from Windows SmartScreen.

System requirements

OrbitLab is a Windows desktop application. It is not available for macOS or Linux.

Operating system
Windows 10 or Windows 11, 64-bit
Disk space
Roughly 400 MB after installation
Network
Required for sign-in, AI-assisted steps and update checks. Statistical computation itself runs offline.

Installer or portable build

Two artifacts are published for every release. The installer is the right choice for almost everyone.

OrbitLab-win-Setup.exe
Installs OrbitLab and enables automatic in-app updates. Recommended.
OrbitLab-win-Portable.zip
Unzip and run, no installation. Updates must be applied by hand by downloading a newer ZIP.

The SmartScreen warning

The installer is not code-signed yet, so Windows SmartScreen shows a blue “Windows protected your PC” dialog the first time you run it. This is expected for an unsigned binary and is not a sign that the file is damaged or tampered with.

To continue, choose More info, then Run anyway. If you would rather verify the file first, compare its SHA-256 against the checksum published on the release page.

Verify the installer in PowerShell
Get-FileHash .\OrbitLab-win-Setup.exe -Algorithm SHA256

Where things are installed

The application installs per-user, so it does not require administrator rights.

Application
%LOCALAPPDATA%\OrbitLab
Your data
%APPDATA%\AIFlashcardMaker — research projects, datasets and settings. The folder name predates the OrbitLab brand and is deliberately unchanged so existing installs keep their data.