RefDB is a reference database and bibliography tool for SGML, XML, and LaTeX/BibTeX documents. It allows users to share databases over a network. It is accessible through command-line tools, through a web interface, from text editors (Emacs, Vim), and it contains a SRU server. Programmers can use Perl and PHP libraries to integrate RefDB functionality into their own projects. RefDB is released under the GNU General Public License and runs on Linux, the *BSDs, OS X, Solaris, and Windows/Cygwin.
Elefant (Efficient Learning, Large-scale Inference, and Optimisation Toolkit) is an open source library for machine learning licensed under the Mozilla Public License (MPL). We develop an open source machine learning toolkit which provides