LaTeX Beamer Slideshow (.tex)
The TEX file extension is associated with LaTeX Beamer, a document class used to create presentation slides. Beamer, named after the German word for "video projector", allows users to design structured presentations with features like overlays, animations, and themes. It supports various LaTeX compilers, including pdfLaTeX and LuaLaTeX. Beamer is widely used in academic and professional settings for creating visually appealing and content-rich slideshows.