Found 4 packages
Easy to use and very light weight Microsoft style API Key Authentication Implementation for ASP.NET Core. It can be setup so that it can accept API Key either in Header, Authorization Header, QueryParams, HeaderOrQueryParams or RouteValues.
This is a wrapper for web api services. Some helpful classes like OperationResult.
Dynamic Linq Query Builder base on Expressions for ASP.NET MVC. Excellent PrepareQuery method with QueryParams (Razor engine)
Dynamic Linq Query Builder base on Expressions (core). Excellent PrepareQuery method with QueryParams