Top 20 NuGet recurring Packages

Hangfire extension for creating recurring and start up jobs via JSON configuration
SsgScheduler.Core is a lightweight ASP.NET Core's background tasks runner and scheduler.
A library for .Net that makes creating, managing, and working with recurrences easy
This is a fork of the original Hangfire.MongoDB targeting .NET 4.5 and updating to latest MongoDB. MongoDB storage implementation for Hangfire (background job system for ASP.NET applications).
Provides a basic recurring hosted service which can be registered in a dotnet core application.
A helper library for parsing recurring events of [dhtmlxScheduler](https://docs.dhtmlx.com/scheduler/) on ASP.NET/ASP.NET Core backends.
The MaxiPago gateway SDK for .NET projects
Cron.NET is a library to easily set up recurring jobs in the .NET framework. You can schedule jobs via a CRON expression.
Task scheduling
recurring job extensions for hangfire dashboard.
Log exceptions and get notified when same/similar exceptions keep occurring in your solution. Works hand-in-hand and as a complement to your favorite logger