Orchard Core is an open-source modular and multi-tenant application framework built with ASP.NET Core, and a content management system (CMS) built on top of that framework.
Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and thread-safe manner. From version 6.0.1, Polly targets .NET Standard 1.1 and 2.0+.
Orchard is a free, open source, community-focused Content Management System built on the ASP.NET MVC platform. Check out the next generation of this software built on ASP.NET Core: https://github.com/OrchardCMS/OrchardCore