lurq

npm package

Home

d3-contour

d3-contour is a library for computing contour polygons using the marching squares algorithm on a rectangular array of numeric values. It is ideal for visualizing data distributions and densities in applications like geographic mapping and scientific data analysis. This library outputs GeoJSON MultiPolygon geometries that can be easily integrated with other D3.

lurq health score
49/100
Confidence
unproven
Weekly downloads
19,428,158
Latest version
4.0.2
Last release
Jan 11, 2023
License
ISC

Should you depend on d3-contour?

lurq's verdict: low

  • No known advisories

Check this from your coding agent

This page is a daily snapshot. lurq's verify tool checks d3-contour at the exact version your agent is about to install, and compat checks it against the rest of your stack. One command connects Claude Code, Cursor, VS Code and other agents:

npx lurqrun

Free to start. Quickstart

Other charts packages lurq scores

Scored from public signals (npm registry, GitHub, deps.dev and advisory databases). Data as of Sep 1, 2026; this page refreshes every 24 hours. Source repository.