Slukad 

DistributedCache is an open source caching abstraction layer for .NET which supports Redis, SQL Server, InMemory, with automatic failure recovery, heath checks, automatic table generation (MSSQL), logging and... More information

Bustr is an event bus middleware abstraction and simplification of MassTransit so you can easily inject the pub-sub pattern into your applications in an uniform way

Injectable abstraction to download, upload, move, map, read and delete blobs from Azure

Mediatr.Patterns.Builder Sits on top of MediatR and exposes PreProcess, Process and PostProcess methods to handlers instead of only exposing the Handle method allowing to implement handlers using the builder... More information