Polly, Nuget,

Polly, Nuget, 

https://www.nuget.org/packages/polly/

https://learn.microsoft.com/ru-ru/dotnet/architecture/microservices/implement-resilient-applications/implement-http-call-retries-exponential-backoff-polly

https://github.com/App-vNext/Polly

https://www.pollydocs.org/

https://habr.com/ru/companies/dododev/articles/503376/

https://www.reddit.com/r/dotnet/comments/1b0xh91/using_polly_in_a_class_library/?tl=ru

https://learn.microsoft.com/ru-ru/shows/dotnetconf-2020/robust-connected-applications-with-polly-the-net-resilience-framework

https://blog.postsharp.net/polly

https://medium.com/@joel_14492/the-tale-of-polly-e25e9ce272d0