Guide
Coordinate Systems and Projections, Without the Headache
Why does your data land in the wrong place? Usually it comes down to coordinate systems. Here is the practical minimum you need to know.
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Maps, data, and everything in between
Tutorials, guides, and product updates for geospatial data enthusiasts.
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Choosing the Right Geospatial File Format
GeoJSON, Shapefile, KML, GeoTIFF - each format has strengths and trade-offs. This guide helps you pick the right one for your project.
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Convert a Shapefile to GeoJSON in Your Browser
Shapefiles are everywhere in GIS, but they do not play nicely with the web. Here is the quickest way to turn one into web-ready GeoJSON.
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Choropleth Maps: Visualizing Data by Region
Shading regions by value is one of the most powerful ways to tell a story with data. Here is how choropleth maps work and when to use them.
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Sharing Maps and Collaborating with Your Team
Create shareable links, embed maps in your website, and collaborate on geospatial projects with MapDataHub's sharing features.
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How to Clean Messy Location Data Before Mapping
Real-world spreadsheets are messy. Learn the most common data problems that break a map - and how to fix them before you upload.
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GeoJSON Explained: The Web's Favorite Map Format
GeoJSON powers most interactive maps on the web. Here is what it is, how it is structured, and why it has become the default for sharing geospatial data.
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Turn Any CSV into an Interactive Map
Got a spreadsheet with lat/long columns? Follow this step-by-step guide to visualize your CSV data on a beautiful interactive map.
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