This alphabetical list of

filename extension A filename extension, file name extension or file extension is a suffix to the name of a computer file (e.g., .txt, .docx, .md). The extension indicates a characteristic of the file contents or its intended use. A filename extension is typically d ...

s contains extensions of notable file formats used by multiple notable applications or services.

0–9

A–E

F–L

M–R

S–Z

See also

References