D3.js
AssessTools
A JavaScript library for building data-driven visualizations in the browser.
Why it's here
Placed in Assess: 2 article(s) of evidence from 2 source(s), led by product launches, with 1 in the last 30 days. Confidence 38%.
Evidence (2)
- 1Hacker News·9/19/2026researchHow English Articles Depend on Sound, Not Spelling
The article examines the rule behind choosing “a” versus “an” in English and shows that the decision depends on the spoken sound of the next word rather than its first letter. Using CMUdict and visual analysis, the author found that exceptions are relatively rare across a large word list.
- 2Simon Willison·9/7/2026product_launchAnimated Mercator-to-Equal Earth map demo
Simon Willison shared an interactive animated map that morphs between the Mercator and Equal Earth projections using a slider or play button. The demo was built with D3 and was created after curiosity about the Equal Earth projection recently voted on at the UN.