The LaTeX package pgf-interference makes it possible to simulate interference patterns occuring on a screen if monochromatic light is diffracted at regular structures of slits. It makes use of the pgf/TikZ graphics package. The package is still in an experimental stage. The user interface may change in future versions. Package author: K. Wehr Version: 0.1 Date: 9th January 2022 The pgf-interference package is subject to the LaTeX Project Public License, version 1.3 or later. Files in the doc/ subtree: pgf-interference-de.pdf -- German manual pgf-interference-de.tex -- Source of the German manual pgf-interference-en.pdf -- English manual pgf-interference-en.tex -- Source of the English manual File in the tex/ subtree: pgf-interference.sty -- Package code