Language Visualization Suite

Analytical tools for the world's 7,370 languages, built on the full Glottolog hierarchy: interactive explorers with divergence dates, an evolution suite spanning 22 families, and radial family trees.

Interactive Explorers

Tree · Map · Timeline

Language History Explorer

Swiss-design exploration of language families with divergence dates: switch between an expandable tree, a geographic map, and a temporal timeline.

D3Temporal data Sidebar · Leaflet

Explorer V2

Dark-themed rewrite with a sidebar family tree, a Leaflet world map, and a synced D3 tree view for drilling into any lineage.

D3 + LeafletDark theme

Evolution Suite

Five views

Language Evolution

Twenty-two major families and ~7,000 languages across five linked visualizations: phylogenetic tree, force network, timeline, geographic map, and sunburst.

D3Proto-dates

Radial Trees

Radial Tree

Circular dendrogram of all world language families, time radiating from the center outward.

CanvasRadial

Interactive Radial Tree

The radial dendrogram with pan, zoom, and lineage highlighting to isolate any branch.

CanvasPan/zoom

Speaker Flow

Radial layout weighted by speaker population, sizing each branch by the people who carry it.

CanvasWeighted