Npgsql.EntityFrameworkCore.PostgreSQL is an Entity Framework Core provider built on top of Npgsql. It allows you to use the EF Core O/RM with PostreSQL. Documentation is available on the Npgsql site.

Npgsql.EntityFrameworkCore.CockroachDB is an extension library to add compatibility for CockroachDB to the open source EF Core provider for PostgreSQL. It allows you to interact with CockroachDB via ...