Denis B. Roegel
Add several kinds of guillemets to the ae fonts.
METAPOST macros for the reproduction of Garrigues' Easter nomogram.
A compilation genealogy font.
LaTeX macros for using WSUIPA fonts.
METAPOST package providing high-level objects.
3D animations.
Calculate pi.
METAPOST macros for drawing Chinese and Japanese abaci.
Check and correct checksums of TFM and PK files.
Truchet tiling in METAPOST.