All the source code in this section is understood to be released under the GNU GPL license.

**interactive cobweb diagrams**: to understand the behaviour of one dimensional discrete dinamical systems (recurrence relations).**ICFP Contest 2011**: my work for the contest.**ICFP Contest 2010**: my work for the contest.**sudoku**:a minimal C program (354 bytes) to solve SUDOKU. **photoindex**:a bash-shell script to create an HTML index file for your images. **vnc-patch**:a patch to the VNC server to enable didactics mode .**surf**:compute and draw minimal surfaces with given boundary. See minimal surface gallery. **manucgi**:a C++ library to develop cgi-bin applications **manuweb**:a small C++ library to develop simple web servers **eqdraw**:a program to draw 2D-graphs of functions and solutions to ordinary differential equations **archivio**:a cgi-bin application to browse and update a mysql archive. **song**:print lyrics and chords of your favourite songs **hpp**:a hypertext preprocessor **montagna**:tiny program to draw altimetric graphs. See my mountain trips. **divano**:a program to compute facet-breaking in crystalline mean-curvature evolution. See the paper "A computational approach to fractures in crystal growth". **curves**:MS-DOS application to compute and display curves with given curvature and torsion.