VFP 9.0 may require "Compatibility Mode" on Windows 10 or 11.

Once you’ve downloaded a clean ZIP file:

Visual FoxPro 9.0. It was the final version of a legend. Microsoft had killed it off years ago, leaving it to rot in the graveyard of unsupported software. But for thousands of small businesses, legacy systems, and niche industries—from shipping logistics in Mumbai to inventory management in small Texan towns—FoxPro was still the engine that kept the lights on. It was fast, it was robust, and it didn't require a subscription to the cloud.

An open-source compiler for .NET that supports the FoxPro dialect.