Bring your data to life.

Public collections

Array manipulation, ordering, searching, summarizing, etc.
Human-readable reference marks for scales.
Select a one- or two-dimensional region using the mouse or touch.
D3 examples as reusable functions! Ready for import or copy-paste.
Visualizations relationships or network flow with an aesthetically-pleasing circular layout.
Color spaces! RGB, HSL, Cubehelix, Lab (CIELAB) and HCL (CIELCH).