TrID - Allows to detect file type by recognition of binary signatures.
Dragon UnPACKer - All content and tools by Alexandre Devilliers
TrIDNet - TRIDNet is the GUI version of TrID, probably more practical to use than the CLI version, especially...
Game Extractor - Game Extractor is an advanced archive tool developed primarily to open and manipulate game archives.
Toolsley File Identifier - Identify files based on the libmagic database in your browser.
Game Archive UnPacker - Plugin for Total Commander