RunLengthGPIO, a sketch
to make an Arduino board act as GPIO (general input/output) interface to a
computer
rtcidle, a program for
making a PC entering a suspension state after a period of user inactivity,
programming it to wake up before at and cron programmed
tasks
multiread, a
Linux kernel modules for duplicating a character device
programs for PDF:
pdftoroff is for viewing and
converting a PDF document by blocks of text;
pdfdrawover allows
modifying a PDF document from the command line