AFS is an initialism that may refer to: Computing. Andrew File System, a distributed networked file system. OpenAFS, an open source implementation of the Andrew File System. Apple File Service, implementing the Apple Filing Protocol. Apple File System, Apple's proprietary file system. AtheOS File System, part of the Syllable operating system. Education. AFS Intercultural Programs, formerly American Field Service. Abington Friends School, in Jenkintown, Pennsylvania, United States. Military. Army Fire Service, UK. Air force station.
https://en.wikipedia.org/wiki/AFS