Inptools provides means to convert and reproject files in the EPANET INP format. It includes the shp2inp, inp2shp, epanet2csv, and inpproj commands. (EPANET is water supply network analysis software.)
EPANETL is a localized (translated) version of EPANET, a popular hydraulic analysis program which can be used to simulate water supply networks.
A GUI to ease the process of producing a multipage PDF from a scan.
A Sudoku game.