F# runs on Linux, Mac OS X, Android, iOS, Windows, GPUs, and browsers. It is free to use and is open source under an OSI-approved license.
F# is used in a wide range of application areas and is supported by both an active open community and industry-leading companies providing professional tools.
The mission of the F# Software Foundation is to promote and advance the F# programming language, including a diverse and international community of F# programmers.