Repositories list

• book

  Public
  Hands-On Data Visualization: Interactive Storytelling from Spreadsheets to Code is an open-access book, also published with O'Reilly Media.

  datavizdata-visualizationbookdown

  datavizdata-visualizationbookdown

  TeX

  •

  MIT License

  •9595 forks•315315 stars•00 issues•00 pull requests•Updated Jun 1, 2026Jun 1, 2026

• ct-boundaries

  Public
  Connecticut and Hartford-area boundaries in GeoJSON format

  MIT License

  •99 forks•22 stars•00 issues•00 pull requests•Updated Nov 13, 2025Nov 13, 2025

• leaflet-maps-open-data-apis

  Public template
  Leaflet map with multiple API data feeds from Socrata and Esri ArcGIS Online

  jqueryleafletleaflet-map+ 3

  jqueryleafletleaflet-mapsocrataleafletjsleaflet-esri

  HTML

  •

  MIT License

  •2525 forks•1010 stars•00 issues•00 pull requests•Updated Aug 28, 2024Aug 28, 2024

• leaflet-map-csv

  Public template
  Simple Leaflet map with points from local CSV file

  csvdatavizleafletjs

  csvdatavizleafletjs

  HTML

  •

  MIT License

  •5252 forks•4343 stars•11 issue•00 pull requests•Updated May 2, 2024May 2, 2024

• leaflet-maps-with-google-sheets

  Public template
  Customize Leaflet maps with a linked Google Sheets template and GeoJSON data on GitHub

  datavizgeojsongoogle-sheets+ 1

  datavizgeojsongoogle-sheetsleaflet-map

  JavaScript

  •

  MIT License

  •580580 forks•165165 stars•99 issues•00 pull requests•Updated Mar 15, 2024Mar 15, 2024

• leaflet-heatmap

  Public template
  Leaflet.js heatmap template

  mapheatmapleaflet+ 2

  mapheatmapleafletgisleafletjs

  HTML

  •

  MIT License

  •1313 forks•1717 stars•00 issues•00 pull requests•Updated Feb 26, 2024Feb 26, 2024

• leaflet-map-simple

  Public template
  Simple Leaflet map template for new users to fork, edit, and host

  leaflet-mapleafletjs

  leaflet-mapleafletjs

  HTML

  •

  MIT License

  •400400 forks•1818 stars•00 issues•00 pull requests•Updated Jan 11, 2024Jan 11, 2024

• leaflet-storymaps-with-google-sheets

  Public template
  Scroll-driven story map, with point markers and narrative text in GeoJSON, using Leaflet and jQuery

  JavaScript

  •

  MIT License

  •294294 forks•323323 stars•33 issues•11 pull request•Updated Sep 3, 2023Sep 3, 2023

• housing-code-cases-map

  Public
  Housing Code Cases Heatmap

  HTML

  •11 fork•00 stars•00 issues•00 pull requests•Updated Mar 23, 2022Mar 23, 2022

• chartjs-bubble

  Public template
  Bubble Chart in Chart.js (template)

  datavizchartjs

  datavizchartjs

  JavaScript

  •22 forks•33 stars•00 issues•00 pull requests•Updated Apr 9, 2021Apr 9, 2021

• chartjs-scatter

  Public template
  Scatter Chart in Chart.js (template)

  datavizchartjs

  datavizchartjs

  JavaScript

  •11 fork•44 stars•00 issues•00 pull requests•Updated Apr 9, 2021Apr 9, 2021

• chartjs-error-bars

  Public template
  Error Bars in Chart.js (template)

  datavizchartjs

  datavizchartjs

  JavaScript

  •22 forks•44 stars•00 issues•00 pull requests•Updated Apr 9, 2021Apr 9, 2021

• chartjs-bar

  Public template
  Bar chart with Chart.js (template)

  datavizchartjs

  datavizchartjs

  JavaScript

  •1010 forks•22 stars•00 issues•00 pull requests•Updated Apr 9, 2021Apr 9, 2021

• chartjs-line

  Public template
  Line chart with Chart.js (template)

  datavizchartjs

  datavizchartjs

  JavaScript

  •33 forks•77 stars•00 issues•00 pull requests•Updated Apr 9, 2021Apr 9, 2021

• datavizforall-peer-review-samples

  Public
  for Trinity edX Data Visualization course

  HTML

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 12, 2021Feb 12, 2021

• highcharts-scatter-csv-instructor-sample

  Public
  peer review sample for Trinity edX Data Visualization course

  HTML

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 12, 2021Feb 12, 2021

• leaflet-map-simple-instructor-sample

  Public
  peer review sample for Trinity edX Data Visualization course

  HTML

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 12, 2021Feb 12, 2021

• geodata-hartford-ct

  Public
  GeoJSON boundary files for Hartford area, Connecticut

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 12, 2021Feb 12, 2021

• leaflet-map

  Public template
  Leaflet map template to load local and remote files (GeoJSON, tileLayer, tileLayer.WMS) directly into legend toggle (L.control.layers) with simple jQuery call

  geojsonleafletjs

  geojsonleafletjs

  JavaScript

  •

  MIT License

  •1111 forks•1414 stars•00 issues•00 pull requests•Updated Jan 28, 2021Jan 28, 2021

• leaflet-point-map-sidebar

  Public template
  Leaflet Point Map with Sidebar with Google Sheets

  csvleafletlightbox+ 2

  csvleafletlightboxgoogle-sheetssidebar

  JavaScript

  •

  MIT License

  •44 forks•88 stars•00 issues•00 pull requests•Updated Jan 26, 2021Jan 26, 2021

• handsondataviz-maps

  Public
  00 forks•00 stars•00 issues•00 pull requests•Updated Jan 5, 2021Jan 5, 2021

• census-divisions-hartford

  Public
  Census boundary division maps built with Jupyter for HandsOnDataViz.org book

  jupyter-notebookcensus

  jupyter-notebookcensus

  Jupyter Notebook

  •00 forks•22 stars•00 issues•00 pull requests•Updated Dec 14, 2020Dec 14, 2020

• survey-results

  Public
  HandsOnDataViz Survey Results VIsualization

  Jupyter Notebook

  •11 fork•11 star•00 issues•00 pull requests•Updated Nov 2, 2020Nov 2, 2020

• lmwgs-dataviz-2017-spring

  Public
  DataViz for All participants, public survey results, in leaflet maps with google sheets

  JavaScript

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Oct 28, 2020Oct 28, 2020

• leaflet-how-to-lie-with-maps

  Public
  learn to detect bias by creating opposing maps of the same data

  datavizleaflet-mapleafletjs

  datavizleaflet-mapleafletjs

  JavaScript

  •

  MIT License

  •44 forks•11 star•00 issues•00 pull requests•Updated Oct 23, 2020Oct 23, 2020

• leaflet-map-polygon-tabs

  Public template
  Leaflet thematic polygon map, with hover info, tabs to display time periods, and data drawn from GeoJSON file

  leafletjs

  leafletjs

  JavaScript

  •

  MIT License

  •2525 forks•77 stars•00 issues•00 pull requests•Updated Oct 23, 2020Oct 23, 2020

• leaflet-map-polygon-hover

  Public template
  Leaflet thematic polygon (choropleth) map, with hover info window, using GeoJSON data

  leafletjs

  leafletjs

  JavaScript

  •

  MIT License

  •1717 forks•88 stars•00 issues•00 pull requests•Updated Oct 23, 2020Oct 23, 2020

• leaflet-maps-with-google-sheets-polygons

  Public
  Leaflet Maps with Google Sheets - polygons only for teaching purposes

  JavaScript

  •

  MIT License

  •6262 forks•66 stars•00 issues•00 pull requests•Updated Oct 23, 2020Oct 23, 2020

• highcharts-scatter-csv

  Public
  Highcharts XY scatter chart template with CSV data

  HTML

  •

  MIT License

  •166166 forks•22 stars•00 issues•00 pull requests•Updated Oct 23, 2020Oct 23, 2020

• google-sheets-geocoder

  Public
  Geocode addresses into latitude/longitude coordinates inside Google Sheets, with US Census or Google Apps service

  google-sheetsgeocoder

  google-sheetsgeocoder

  JavaScript

  •2828 forks•1414 stars•00 issues•00 pull requests•Updated Oct 23, 2020Oct 23, 2020