PHP Chart is an AJAX control for generating dynamic charts and graphics. No PHP GD or any other third party graphic libraries are required on your server. The phpChart has amazing rendering speed because all graphics are completely processed in the Web browser on the client side, thus saving your valuable server resources. It supports all major charting graphs such as pie, bar, scatter, balloon, radar, bubble, zooming, candlestick, block, curve, donuts charts, and much more.
libpetey is a small scientific/numerical computation library. It includes the following components: templated sorting routines; templated binary tree classes; a templated linked-list class; routines for finding the k-least and k-greatest elements in an array; "supernewton", a powerful one-dimensional root-finding algorithm that combines bracketing with fast, superlinear convergence; a class for working with dates and times; a templated sparse matrix class; datasets (the beginnings of a data-representation paradigm that generalizes matrices, which is mostly useful for easy linear interpolation, especially generalized, n-dimensional linear interpolation); a function for easy parsing of command line options; and command-line utilities for sparse matrix multiplication and eigenvalue decomposition.
Protégé provides a suite of tools to construct domain models and knowledge-based applications with ontologies. At its core, Protégé implements a rich set of knowledge-modeling structures and actions which support the creation, visualization, and manipulation of ontologies in various representation formats. It can be customized to provide domain-friendly support for creating knowledge models and entering data, and can be extended by way of a plugin architecture and a Java-based API for building knowledge-based tools and applications.
Slidematch is a media rating, contextual retrieval, peer recommendation, and library management system for music, video, movie, and book impressions. It adds value to your existing media player by enabling you to easily record detailed impressions, retrieve content appropriate to what you are currently doing, and interact with friends.
QuickSummary is a plugin for Mozilla Thunderbird which parses text and highlights the lines the user selects as being the most important. For example, if the user defines three important sentences, the first appears highlighted in green, the second in yellow, and the third in red.
Free-gov is a software platform for e-government implementations of any size or purpose, providing electronic record management with full digital cryptographic signature support. Its core offers strong user authentication, ACL, logging, and record management. Optional modules cater for different specific tasks such as municipal complaints management.