Top 20 NuGet geo Packages

Google Places, Maps, Roads, Search and Translate. Requests and Responses are complete with Google api documentation and references.
This library wraps Google maps API. You can easily query Google maps for Geocoding, Directions, Elevation, and Places. You can easily show the results on a Static Google Map! This Library is well documented and easy to use.
BruTile is a C# library for GIS tile services such as those of Bing maps and OpenStreetMap
.Net library for GeoJSON types and corresponding Json.Net (de)serializers.
Extensions for BruTile that require the full .Net Framework
High performance and availability, scalable and very flexible pure .NET database. Using VelocityDB saves time and money for all software requiring reliable, high performance data persistence. Any .NET object can be efficiently persisted and retrieved within ACID transactional scope. The use of Veloc...
With RDFSharp.Semantics it is possible to realize .NET applications capable of doing modeling, validation and reasoning with OWL-DL ontologies
Extensions to VelocityDB for efficient LINQ index/BTree queries, AzureSession file API usage with Microsoft Azure, import/export to/from CSV and JSON, Sync, GeoHash, Compressed Bitmap and RTree.
Mapsui - Library for mapping
Contains geocoding libraries that support most of the plain providers (google, yahoo, etc.)
GMap.NET is great and Powerful, Free, cross platform, open source .NET control. Enable use routing, geocoding, directions and maps from Google, Yahoo!, Bing, OpenStreetMap, ArcGIS, Pergo, SigPac, Yendux, Mapy.cz, Maps.lt, iKarte.lv, NearMap, HereMap, CloudMade, WikiMapia, MapQuest in Windows Forms &...
Extensions for BruTile that require the full .Net Framework
Highly optimised GeoIp plugin for AspNetCore.PluginManager
Highly optimised GeoIp plugin for AspNetCore.PluginManager
Provides an IANA time zone identifier from latitude and longitude coordinates.
GpsNose is a geo-based social platform. You can use this SDK to attach the user management and real-world connectivity of GpsNose to your project or website. Your users can use their mobiles to login by the QR-code at your app/web and can describe, explore and communicate in their real current geogr...
GpsNose is a geo-based social platform. You can use this SDK to attach the user management and real-world connectivity of GpsNose to your project or website. Your users can use their mobiles to login by the QR-code at your app/web (or directly app to mobile-web) and can describe, explore and communi...
Geo 2D library to read/write to wkt/geojson and do intersection, union, difference etc calculation. Support point, mulitpoint, polygon, multipolygon.
Portable light-weight geometry/geography library
F# wrapper library for Akka.NET with geo-replicated distributed data support (CRDT)