Velocity is a Java-based template engine. Its template language references objects defined in Java code. When Velocity is used for web development, Web designers can work in parallel with Java programmers to develop web sites.
Velocity has broader uses, such as generation of SQL, PostScript and XML from templates. It can be used either as a standalone utility for generating source code and reports, or as an integrated component of other systems.
Google Fusion Tables is a free Google Labs application for data management, integration and collaboration and visualizing data online. It allows the uploading and sharing data, merging data from multiple tables into interesting derived tables, and seeing the most up-to-date data from all sources. The Google Fusion Tables Application Programming Interface (API) lets the user query the data, insert rows, update data, and delete rows.
Google Groups supports the creation of discussion forums for virtual communities to share information via the internet. It is a free mailing list service and can provide open access. Groups can be open or closed. Users can be anonymous. Posts can be made through the web browser or by sending email. It also provides a variety of group management functions. Google Groups archives past posts/emails.
HDFql stands for "Hierarchical Data Format query language". It is a high level language for handling HDF5 files.
HDFql provides a simpler, cleaner, and faster interface for HDF5 across C, C++, Java, Python, C# and Fortran.
HDFView is a visual tool for browsing, viewing, managing and editing HDF4 (Hierarchical Data Format) and HDF5 binary data files. HDF files are designed to contain large amounts of numerical or other data.
The tool allows you to view the hierarchical file structure, create and edit new files, groups, datasets, dataset contents, and attributes of the data.
IBM's DB2 is a comprehensive relational database management system (RDBMS). Application versions are available for both desktops and servers and run on a variety of platforms. Unsupported open source versions are available.
MediaWiki is a free web-based software application written in PHP with a backend database. It was developed by the Wikimedia Foundation and it also runs projects such as Wikispecies and WikiMediaCommons. It is the wiki tool used for WikiPedia. There are numerous extensions available for adding capabilities to MediaWiki (see http://www.mediawiki.org/wiki/Category:Extensions).
The THREDDS Data Server (TDS) is a web server that provides metadata and data access for scientific datasets, using OPeNDAP, OGC WMS and WCS, HTTP, and other remote data access protocols. It's features include: