Open Data Archives - Azavea - Beyond Dots on a Map

Districts of Philadelphia overlaid on top of a photo of a child swinging with the sky and playground in the background.

Scoring Philadelphia’s City Council Districts for Children’s Health and Well-being

By Daniel McGlone on April 16th, 2019

Scoring Philadelphia City Council districts on assets and risks using a weighted spatial analysis model in R and Python.

Spatial Analysis

Enhancing GIS Capacity with OpenStreetMap

By Esther Needham on February 27th, 2019

We're working with the Inter-American Development Bank to improve the GIS capacity of Guyana with tools built to extract OpenStreetMap data.

Company

How Azavea Selects Projects

By Robert Cheetham on January 9th, 2019

As a mission-based organization, how we select the projects we pursue is an ongoing conversation at Azavea. We share our thought process here.

Spatial Analysis

Using ArcMap, R, and Adobe Illustrator to Create Data Driven Infographics

By Dan Ford on October 16th, 2018

Learn to create a series of data-driven infographics in the context of a project that evaluates bus performance in each Philadelphia City Council District.

Philadelphia Building Footprint tiles with an aerial basemap

Software Engineering

Creating Leaflet Tiles from Open Data using PostGIS and QGIS

By Kelly Innes on October 11th, 2018

A guide to transforming open geospatial data into slippy map tiles to display in Leaflet or OpenLayers using PostGIS, QGIS, and QTiles.

Software Engineering

How to Convert Geodatabase Spatial Data and Related Tables to Vector Tiles

By Dan Ford on August 28th, 2018

Use this open source data processing pipeline to convert geodatabase files to vector tiles for use in a web application.