FRONTI NULLA FIDES
Our suggestions
Gaston Tremblay, missionary from Saguenay in Malaysia
Wilbrod Tremblay's life story, known in Malaysia under the name of “Frère Gaston”.
Columns filled with numbers turned into images
ECMAScript (Javascript) library, distributed under the GPL license, that creates charts from (x)HTML tables.
Sunrise/sunset hours, all year long
GPL-distributed Python software that draws sunrise, sunset and daylight graphs.