CALENDÁRIO - This is a simple calendar written with HTML, CSS and PHP. License: GPL version 3.
ENGRENAGEM - Engrenagem is a facilitator of common stuff done with PHP. License: GPL version 3.
GNUTIC - A simple and yet complete tic-tac-toe game written in C. License: GPL version 3.
RMET - This application has as objective to implement the experiment explore in "Revised Reading the Mind in the Eyes Test (RMET)-Brazilian version" paper, published at "Revista Brasileira de Psiquiatria" (Brazilian Magazine of Psychiatry), 2001. Brazil. License: Freeware.
STACKOVERFLOW - Codes made for StackOverflow & cia . License: GPL version 3.