Latest news, updates and tutorials from the GeoDataViewer team.
FileGDB vs GeoPackage compared: portability, ecosystem support, multi-layer datasets, and when to convert between formats.
GeoJSON vs GeoPackage compared: size, portability, multi-layer support, and when to convert for web maps or GIS workflows.
GeoJSON vs Shapefile compared: structure, file packaging, web friendliness, and when it makes sense to convert between formats.
GeoParquet vs GeoPackage compared: performance, storage model, interoperability, and which one fits analytics vs GIS exchange.
GML vs GeoJSON compared: structure, size, validation, and the best choice for GIS, web maps, and data exchange—plus when to convert.
GPX vs GeoJSON compared: what each format stores, common use cases, and when to convert GPX tracks into GeoJSON.
Convert DWG to GeoJSON step-by-step in your browser. Preview the layer, export GeoJSON, and troubleshoot common DWG conversion issues.
Step-by-step: open a Shapefile online in your browser, upload the required sidecar files, and troubleshoot missing .dbf/.shx/.prj issues.
KML vs GeoJSON explained: compatibility, typical use cases, and the simplest way to open and convert files for modern web mapping.
MapInfo vs Shapefile compared: sidecar files, compatibility, and when to convert TAB or MIF/MID datasets into Shapefile or GeoJSON.
Shapefile vs GeoPackage compared: portability, attributes, CRS handling, performance, and when it’s worth converting your data.
What is a Shapefile and why does it include multiple sidecar files? Learn how Shapefile works, common issues, and how to open Shapefiles online.
Learn what an ESRI File Geodatabase (FileGDB) is, what it’s used for, and how to open or convert FileGDB datasets online.
What is GeoJSON and why is it so common in web maps and APIs? Learn the structure, use cases, limitations, and how to open GeoJSON online.
Learn what a GeoPackage (GPKG) file is, what it’s used for, and how to open or convert GeoPackage data online in your browser.
Learn what GeoParquet is, why it’s popular for large geospatial datasets, and how to open GeoParquet online for quick inspection.
Learn what GML is, why it’s used in GIS and OGC services, and how to open or convert GML files online in your browser.
What is a GPX file and what is it used for? Learn how GPX stores tracks, routes, and waypoints, and how to open or convert GPX online.
Learn what KML and KMZ are, what they’re used for, and how to open or convert KML/KMZ to GeoJSON for modern web mapping.
Learn what MapInfo TAB and MIF/MID files are, how sidecar files work, and how to open or convert MapInfo datasets online.
Learn what GML is, how it compares to GeoJSON, common use cases, and how to open and visualize GML files using GeoDataViewer.
A secure, local-first GIS data viewer and converter directly in your browser.