Open Source Data Visualization Software

pChart is a PHP class oriented framework designed to create aliased charts. Most of the todays chart libraries have a cost, our project is intended to be free. pChart 2.x is now publicly released. You can get it from : http://www.pchart.net

A Python interface to the gnuplot plotting program.

PHPlot is a PHP graphics class for creating charts and plots. It works with PHP5 and the PHP GD extension to produce PNG, GIF, or JPEG images. TrueType fonts (TTF) are optional, or built-in GD fonts can be used. The available plot types include: area, bars, line/points, lines, pie, points, squared, stacked-bars, and thin bar-line. Labels, tick marks, plot legend, and X/Y axes and more are all configurable. Images can be imported as a background, multiple graphs can be drawn on one image, and images can be saved to disk or returned to a browser.

JOpenChart is an open source Java library and toolkit for creating different kinds of charts and embedding them into web applications or Swing applications. It further supports interpolating data and plotting mathematical functions etc. pp.

G2C (Geospatial to Civil) The LandGML Interoperability Experiment initiated by Autodesk, U.S. Army Corps of Engineers Engineering Research and Development Center, and Galdos Systems. this open source tool transforms LandGML into LandXML documents.

FreeMovie is an SWF generator library written in PHP and ported to Ruby. FreeMovie can be used to develop Web and desktop aplications.

C++ Widget Library for CGI/FastCGI applications based on Ajax. Test cases for Tomcat Server and XDAQ framework are available. Widgets included: Tab,Form,Button,Tree,LayoutContainer,Frame,Table,Dialog,FishEyeMenu,EventHandler, etc.

Charts Library and Visual Environment. Free software for scientific and business charts generation. Converts data flows into well-designed images. Suitable for web, reports, presentations and applications development. Based on its own CHD format.

Django-dataplot enables developers using the Django web framework to seamlessly integrate data-driven graphical plots into their web pages.

JVanish is a minimalistic 3D engine based solely on standard web technologies: Javascript, XHTML, CSS and SOAP. Its goal is to find a generic and useful XHTML-based 3D widget set, while staying mostly lightweight in an AJAX web environment.

The main purpose of "python2xlw" is to create an Excel-compatible file which can be sent to users via the web as an excel application. The motivation is mainly to support the display of XY Scatter plots and tabular numerical data(eg engineering data)

This small, sharp tool generates SVG charts and graphs for use in other processes. This could easily be used to generate dynamic charts for web sites, statistical displays or other data visualization in a fully-scalable way.

Target is PHP and AJAX application that allows the user to create one or more target areas over an image. The target area can be moved and resized. All information is stored in MYSQL via AJAX. History can be replayed via AJAX and JavaScript animation.

VisualNMS is a network management system with powerful visualisation features due to its vectorial based rendering (SVG). It is built using perl, javascript, SVG, HTML. It includes Layer 2 autodiscovery based on LLDP and other discovery protocols (Cisco's CDP, Extreme Networks' EDP, etc.). Other features include: real time SVG graphs on links, web2cli engine (AJAX to Telnet/CLI), editable maps, auto layout (based esentially on GraphViz), VLAN mapping (work in progress) based on SNMP.

LIK (Locate Internet Knowledge) is dedicated to find information on the internet and locate this information (web server) and the path (router) between it and you (your personal computer) on a map.

PHP classes for creating Image Tags Cloud. Static and dynamic.