Geographic Information System (GIS) Platform

Bluemarblegeo.com

Powerful GIS tools for mapping and analysis

Visit

Blue Marble Geographics offers advanced GIS software for mapping, terrain analysis, lidar processing, and geodetic calculations for professionals.

Epsg.io

Convert and preview coordinate systems instantly

Visit

Find and convert coordinate systems worldwide, preview locations on a map, and use transformation tools for EPSG codes and geospatial data.

Asprs.org

Connect with geospatial and imaging professionals

Visit

A professional society for imaging and geospatial experts, offering resources, standards, events, and networking in GIS, remote sensing, and photogrammetry.

Spatialreference.org

Find coordinate systems for your mapping projects

Visit

Browse and find coordinate reference systems (CRS) for mapping and GIS projects. Access codes, data, and tools for accurate spatial referencing.

Ipinfodb.com

Look up IP address locations in real time

Visit

Find IP address locations and details instantly with free geolocation tools and APIs. Supports real-time lookup for both IPv4 and IPv6 addresses.

Batchgeo.com

Turn spreadsheets into interactive maps instantly

Visit

Create interactive maps from your own address lists or spreadsheets. BatchGeo lets you quickly visualize and share location data with easy pin mapping.

Overpass-turbo.eu

Explore and query map data instantly

Visit

overpass turbo lets you run custom map data queries on OpenStreetMap and visualize results directly in your browser. No software install needed.

Vespucci.io

Edit maps offline on your Android device

Visit

Edit OpenStreetMap data on your Android device with Vespucci, a mobile-friendly tool that works offline and supports the full OpenStreetMap data model.

Kgs.ku.edu

Access Kansas geology data, maps, and research

Visit

Explore Kansas geology with research programs, maps, data, and educational resources from the Kansas Geological Survey, part of the University of Kansas.

Nauticalcharts.noaa.gov

Access official U.S. nautical charts and navigation tools

Visit

Explore official U.S. nautical charts, navigation tools, and hydrographic data from NOAA’s Office of Coast Survey for safe marine travel and planning.

S2geometry.io

Map and analyze spatial data on a 3D globe

Visit

Explore S2 Geometry, a GIS platform for mapping and spatial data using a 3D sphere model—ideal for developers and geospatial projects.

Geojson.io

Draw and share custom maps in your browser

Visit

Create, view, and share spatial data easily with this online map tool. Draw maps, edit GeoJSON, and export your data in a few clicks.

Hub.arcgis.com

Organize and share GIS data for your community

Visit

ArcGIS Hub helps you organize people, data, and tools in one cloud platform to support initiatives, share insights, and achieve community goals.

Geoapify.com

Create custom maps and geolocation apps easily

Visit

Geoapify helps you build location-based apps with maps, geocoding, routing, and APIs. Access powerful tools for address search and route optimization.

Resources.arcgis.com

Explore GIS guides, docs, and tools in one place

Visit

Find guides, documentation, and tools to help you get the most out of ArcGIS with this resource hub for GIS users and developers.

Geocod.io

Bulk geocode addresses and append data instantly

Visit

Geocodio lets you quickly geocode US and Canadian addresses, append Census data, and more through spreadsheet uploads or a simple API. No hassle, just results.

Radicalcartography.net

Discover creative maps and in-depth cartography projects

Visit

Explore unique maps and in-depth cartography projects that reveal social, political, and historical patterns. Discover creative mapping by Bill Rankin.

Ipbase.com

Pinpoint user locations with a simple API

Visit

ipbase.com offers a powerful IP geolocation API, helping you identify user locations, enrich data, and create tailored online experiences for your audience.

Openrailwaymap.org

View railways worldwide on an interactive map

Visit

Explore detailed railway maps worldwide with OpenRailwayMap, an interactive tool based on OpenStreetMap for rail infrastructure enthusiasts and planners.

Geomywp.com

Add location search and maps to WordPress sites

Visit

Add powerful geolocation and directory features to your WordPress site with GEO my WP—proximity search, maps, and location-based tools made easy.