Chart.js is a flexible JavaScript charting for designers & developers. ...more

Lightbeam for Firefox is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. ...more

Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. ...more

Orange is an open source machine learning and data visualization software. ...more

SciDAVis is a free application for Scientific Data Analysis and Visualization. ...more

SOFA Statistics is an open-source statistical package. ...more

QtiPlot is a cross-platform computer program for interactive scientific graphing and data analysis. ...more

openFrameworks is an open source toolkit designed for "creative coding". OpenFrameworks is written in C++ and built on top of OpenGL. ...more

Matplotlib is a plotting library for the Python programming language and its numerical mathematics extension NumPy. ...more

Graphviz (Graph Visualization Software) is a package of open-source tools initiated by AT&T Labs Research for drawing graphs specified in DOT language scripts. ...more

Processing is a flexible software sketchbook and a language for learning how to code within the context of the visual arts. ...more

Leaflet is the leading open-source JavaScript library for mobile-friendly interactive maps. ...more

R is an open source programming language and software environment for statistical computing and graphics that is supported by the R Foundation. ...more