I am par­ti­ci­pa­ting in the course of the εχTeX pro­ject on the re­im­ple­men­ta­ti­on and ex­ten­ding of TeX in Java. Con­se­quent­ly an ob­ject-ori­en­ted de­sign is used. Thus a mo­dern, mo­du­lar, and main­tain­able sys­tem is achieved. more...

BibTool is a uni­ver­sal tool to ma­ni­pu­la­te Bib­TeX data­bases. BibTool can be utilized for a broad range of ope­ra­ti­ons. BibTool is dis­tri­bu­ted in source form. It can be used on any sys­tem with a C com­pi­ler. more...

The LaTeX package cw­puzzle pro­vides the pos­si­bi­li­ty to type­set va­ri­ous kinds of cross­word puz­zles. Re­cent­ly support for new types like Su­do­ku hs been ad­ded. more...