Top 20 NuGet Packages

MongoDB.Dynamic is a lightweight library with interesting dynamic features that speed up development for desktop/web applications that accesses MongoDB databases, allowing to persist entities with interface-based instances.
A wrapper for MongoDB, that allows simple testing of MongoDB-backed code. Updated to include newer mongod and C# drivers.
Use MongoDB Driver as the Entity Framework.
Extensions for mongo c# driver
MongoDB.Fake is an in-memory implementation of IMongoClient, IMongoDatabase and IMongoCollection for unit test purposes.
A MongoDB provider for ASP.NET Core Identity framework.
Implementation that runs an embedded instance of MongoDB. Good for integration tests. This project is a copy of https://github.com/bytenik/MongoDB.Embedded
A Lucene.Net directory implementation using MongoDB's GridFS.
MongoDB repository implementation for .net core.
A serializer and deserializer library for the ValueTuple type introduced in C# 7 for the MongoDB .NET Driver.
Thin layer over MongoDB driver for .NET. It is mostly extension methods and builders. It allows to query MongoDB more easily.
MongoDB Tools
New version of MongoDB.Web with in-memory caching for sessions.
Provides concrete repositories to access to MongoDB.
MongoDbContext enables .NET developers to work with a MongoDb database using .NET objects.
ASP.NET OuputCacheProvider with MongoDB