Top 20 NuGet nosql Packages

Cassandra provides high availability and scalability state storage for D-ASYNC microservices.
A high performance Micro-ORM supporting SQL Server, MySQL, OracleSQL, MongoDB ...
Volante is a free, small, fast, object-oriented, NoSQL, embeddable database for .NET.
Client API for the Quasardb database. Assembled for use in .NetFramework 2.0+, .NetCoreApp 2.0+ and .NetStandard2.0
ManagedEsent provides managed access to ESENT, the embeddable database engine native to Windows. ManagedEsent uses the esent.dll that is part of Microsoft Windows so there are no extra unmanaged binaries to download and install.
Gyxi is a free and clean document database, available anywhere in the world, which supports cloud-scale workloads with infinite scalability and focus on correct partitioning to achieve great performance. Register for free on Gyxi.com to start using Gyxi. 1 GB data is free and after that the cost is...
Persistence framework and mocking
A Fast, Simple and Serverless Database solution. FastDB.NET allow you to handle database without any knowlege about SQL or relational database. Pure C# API, very simple to use and very fast.