signature file

keyed file file access system

proxy multi-signature signature

FDFS File Descriptor File System

file allocation table file system FAT

file to file

file usage file

tape file-to-tape file transfer

32-bit file allocation table

3D model file

3DS file

3DS model file

55 K-file

8 bit BMP image file

a file

abrasive file

abstract file

access by record file address

access existing permanent file