Shared file extensions

These extensions belong to more than one format. A filename cannot tell you which; the first bytes can, and so can the detector.

• .m

  Matlab source · ObjectiveC source

• .pdb

  Windows Program Database · Protein DB

• .pl

  Perl script · Prolog source

• .plist

  Apple binary property list · Apple property list

• .proto

  Protocol buffer · Protocol buffer definition

• .stl

  Stereolithography CAD (binary) · Stereolithography CAD (text)

• .ts

  TypeScript source · MPEG transport stream