File Extension

AUX File Format

TeX/LaTeX Auxilliary Reference file

AUX is a data file format used by LaTeX. LaTeX is a macro package which uses TeX typesetting language in its documents. AUX files contain information used for cross-referencing, and is also used to transport information from one compiler run to the next. AUX files can be opened by programs that run TeX, such as MacTeX and MiKTeX.

MIME: application/x-tex, application/x-latex, text/plain

Learn more about .AUX files:

Read a step-by-step tutorial of how to use LaTeX on Wikibooks.

Search on IT Knowledge Exchange for .AUX-related questions.

This was last updated in September 2010
Editorial Director Margaret Rouse

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