axolotl 

Source generator emitting result types like in F# with your custom error type and Match methods (safe switches) for base types and their derived cases

Funicular-Switch is a lightweight C# port of F# result and option types

Source generator emitting unit testing methods for result types

Extensible, unobtrusive, functional and flexible multi persistence event sourcing framework for .NET.

Common functionality for entity framework based persistence implementations for EventSourcing

Functional command pattern for Bluehands.EventSourcing

Sqlite persistence for EventSourcing

SqlServer persistence for EventSourcing

Functional command pattern for Bluehands.EventSourcing