The Chemistry Development Kit (CDK) is a library of Java classes for chemo-, bioinformatics, computational chemistry, and chemometrics. It provides important algorithms like substructure search, SMILES, Gasteiger charges, QSAR descriptor calculation, 3D structure generation, 2D layout and rendering, many IO formats, atom typing, and more.
ROOT is an OO framework for large-scale scientific data analysis and data mining. It contains an efficient hierarchical OO database, a C++ interpreter, advanced statistical analysis, visualization, introspection, documentation, networking, and GUI classes. The command/scripting language is C++, and large scripts can be compiled and dynamically linked in. Using the PROOF (Parallel ROOT Facility) extension, large databases can be analyzed in parallel. The system runs on all known POSIX platforms, Windows, and MacOS X.
Entrance is a program for browsing MySQL databases. It includes a "match box" search facility that is simlar to the Mac's Spotlight. Entrance can create charts based on query results, and these charts can be zoomed and panned. Entrance also supports an innovative feature called "data painting" that allows users to select and paint data points interactively.
The ws2500 weather suite is a complete software solution for extraction, processing, and Web presentation of data from an ELV WS2500 and WS2500PC weather station. Weather data can be stored in a MySQL database. The main component is the ws2500 application, which can read data and status information of the weather station via a serial RS232 connection. It can also set parameters of the station.