ChessDB is a free open-source chess database for Windows, Linux, Mac OSX and most UNIX and UNIX-like operating systems. ChessDB is based on code from Scid http://scid.sourceforge.net/ - a project for which there have been no updates for several years. In
The '4GL Applications Repository' is dedicated to development and maintenance of OpenSource applications written in x4GL programming language. Mostly, this applications fall in business oriented, database related (BRDO) category.