Understanding the PowerApps Solution File

• IP Geolocation — Free DEVELOPER plan available with 30K requests/month.
• carto.com — Create maps and geospatial APIs from your and public data.
• Clockwork Micro — Map tools that work like clockwork. Fifty thousand free monthly queries (map tiles, db2vector, elevation).
• developers.arcgis.com — APIs and SDKs for maps, geospatial data storage, analysis, geocoding, routing, and more across web, desktop, and mobile. Two million free base map tiles, 20,000 non-stored geocodes, 20,000 simple routes, 5,000 drive time calculations, and 5GB free tile+data storage per month.
• Foursquare - Location discovery, venue search, and context-aware content from Places API and Pilgrim SDK.
• geoapify.com - Vector and raster map tiles, geocoding, places, routing, isolines APIs. Three thousand free requests/day.
• geocod.io — Geocoding via API or CSV Upload. Two thousand five hundred free queries/day.
• geocodify.com — Geocoding and Geoparsing via API or CSV Upload. 10k free queries/month.
• geojs.io - Highly available REST/JSON/JSONP IP Geolocation lookup API.
• giscloud.com — Visualize, analyze, and share geo data online.
• graphhopper.com A free developer package is offered for Routing, Route Optimization, Distance Matrix, Geocoding, and Map Matching.
• here — APIs and SDKs for maps and location-aware apps. 250k transactions/month for free.
• locationiq.com — Geocoding, Maps, and Routing APIs. Five thousand requests/day for free.
• mapbox.com — Maps, geospatial services and SDKs for displaying map data.
• maptiler.com — Vector maps, map services and SDKs for map visualization. Free vector tiles with weekly updates and four map styles.
• nominatim.org — OpenStreetMap's free geocoding service, providing global address search functionality and reverse geocoding capabilities.
• nextbillion.ai - Maps related services: Geocoding, Navigation (Direction, Routing, Route Optimization, Distance Matrix), Maps SDK (Vector, Static, Mobile SDK). Free with specified quota for each services.
• opencagedata.com — Geocoding API aggregating OpenStreetMap and other open geo sources. Two thousand five hundred free queries/day.
• osmnames — Geocoding, search results ranked by the popularity of related Wikipedia page.
• positionstack - Free geocoding for global places and coordinates. 25,000 Requests per month for personal use.
• stadiamaps.com — Map tiles, routing, navigation, and other geospatial APIs. Two thousand five hundred free map views and API requests/day for non-commercial usage and testing.
• maps.stamen.com - Free map tiles and tile hosting.
• ipstack - Locate and identify Website Visitors by IP Address
• Geokeo api - Geocoding API with language correction and more. Worldwide coverage. 2,500 free daily queries