#DataViz

From Dev.to - python: Building a US choropleth in Python with plotly express, using a real fragrance dataset

From Dev.to - javascript: A Real-Time Earthquake Map for Japan in 300 Lines of JavaScript — USGS GeoJSON + Leaflet

From Dev.to - javascript: Animating Japan's Population Pyramid From 1950 to 2070 — Why You Need Cohort-Specific Mortality to Get the 1950 Triangle Right

A side-by-side comparison of the 7 best JavaScript timeline visualization libraries for storytelling, scheduling, dashboards, and interactive data exploration in 2026.