webDiplomacy (previously phpDiplomacy) is a Web implementation of a popular turn based strategy game in which you battle to control Europe. It is not a game of luck: to win you must be diplomatic and strategic, forming and breaking allegiances and bargains with your friends and enemies. It features an interface intuitive and simple enough that seasoned Diplomacy pros and complete newcomers can play alongside each other.
Weboob is a project that provides several applications (console or graphical) to interact with a lot of Web sites. There are more than 90 supported Web sites and 20 applications to view bank accounts, get bills, drag on dating Web sites, search and play videos, display the weather, read news, show train timelines, search torrents, interact with bug trackers, edit a wiki, listen to radio, view and download image galleries, look for a new home, and perform other useful tasks.
webtools.class is a PHP class of useful functions for websites, including connecting to MySQL (with error reporting), IP-to-location information, creating salted MD5 passwords and validating MD5 passwords, shortening URLs with the Bitly API, email validation, and sanitizing user input.
wger Workout Manager is a Web application that can manage your workouts, group them into schedules (A>B>C), and print them as PDFs. It helps you keep a log of the weights lifted in the different exercises as well as your own body weight and can also create and manage your diet plans.