Geodesy based library (geodetic and geocentric functions)
Dashboards using YAML or JSON files
An accessibility (a11y) visualization toolkit
Data visualization components
A declarative 3D globe data visualization library built with Three.js
CueMol - Molecular Visualization Framework
PCAP from another point of view
A WebGL-based 3D engine for technical visualization
Reporting, Dashboarding, Analytic, Self-service BI, Ad-hoc reporting
An interactive heatmap visualization built using D3.js
a browser based ballistics calculator for arrows and bullets
30-second slideshows for hackers
Composable Charting Library based on reusable D3.js components
Objective-C and Swift dependency visualizer
WebGL visualization for displaying animated traffic graphs
Simple, elegant spark lines
Algorithm Visualizer for IPython/Jupyter Notebook
Interactive algorithm visualizations
Free data acquisition and data visualization cross-platform software
JavaScript Library for HTML5 canvas based heatmaps
Short C++/Java/C#/Python benchmark
Hierarchical data browser
3D urban environment renderer : browser-app ; as well as a GTA clone
Visual Network Management System