# Polly — .NET Resilience and Transient Fault Handling > A .NET library that lets developers express retry, circuit breaker, timeout, bulkhead isolation, and fallback policies in a fluent, thread-safe API. ## Install Copy the content below into your project: --- Source: https://tokrepo.com/en/workflows/polly-net-resilience-transient-fault-handling-40a83ed4 Author: