TIMEO HOMINEM UNIUS LIBRI
Our suggestions
Sunrise and sunset, all year long, anywhere
Graphs of sunrise/sunset and time of light for any place in the world.
Your mailing lists available through the web
GPL-distributed PHP software which transforms mailing list archives to W3C-compliant web pages.
Thirteen cards and 635,013,559,600 possibilities
Scoring tables, bidding system and memory cards for the game of bridge.