---
title: "topogram"
description: "Generates continuous area cartograms from TopoJSON, distorting geography by a data value."
canonical: "https://vibing.inc/library/topogram-vg-0505"
category: "Data Visualization & Charts"
subcategory: "Maps & geo"
license: "MIT"
author: "Shawn Allen (@shawnbot)"
source: "https://github.com/shawnbot/topogram"
---

# topogram
Generates continuous area cartograms from TopoJSON, distorting geography by a data value.
## Facts
- Source: https://github.com/shawnbot/topogram
- Category: Data Visualization & Charts / Maps & geo
- Author: Shawn Allen (@shawnbot)
- Licence: MIT
- Tags: cartogram, topojson, geo, distortion
## Why it's a gem
Continuous cartograms are rare, hard, and this makes them a function call
---
Listed in The Vibeary: https://vibing.inc/library/topogram-vg-0505 · JSON: https://vibing.inc/api/public/library/gems/topogram-vg-0505