GitHubData Visualization & Charts · D3 plugins
Tool for hand-placing curved swoopy annotation arrows on D3 charts and exporting the resulting coordinates.
Why it’s a gem
Drag arrows in the browser, copy the coords into code — newsroom workflow
Layout plugin that computes non-overlapping beeswarm arrangements for one-dimensional distributions, so every individual data point stays visible.
Path interpolator that handles transitions between paths with different numbers of points without visual jumping.
Convenience wrappers over D3 selections adding appendMany, translate, at/st shorthands and tspan wrapping.
Time-based event series visualisation showing dense dot timelines per row, with zoom and brushing.
Drop-in replacement for d3-force using random vertex sampling for linear-time layouts on large graphs.
UpSet plot implementation for visualising intersections across many sets where Venn diagrams break down.