This package is used to produce printed slides with latex and online presentations with pdflatex. It is provided by the ``institute of mechanics'' (ifm) Univ. of Technology Darmstadt, Germany. It is based on ideas of pdfslide, but completely rewritten for compatibility with texpower and seminar. The manual (ifmman.pdf) describes all functions and provides a sample. The author is Thomas Emmel. See also prosper.