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Polly: our changes to an open source project

A .NET resilience library: retries, circuit breakers, timeouts and fault injection for testing.

All contributions
Language
C#
GitHub stars
14,242
1merged change
Merged on 6 September 2026.
Number 13 of the 64 GitHub projects with our changes, by stars. First is Zed (91,587).

The change merged into Polly

The fault generator returns null when no fault was drawn for a call, instead of pretending one happened.

What it taught us

A fault-testing tool must say exactly whether a fault occurred. Otherwise a test checks something other than we think.

C# and .NET

Our projects in this technology, their screens and when we choose it.

Other projects with our changes: C# and .NET

7 projects in this technology have our merged changes. The bar is the repository's stars, next to it the number of our changes. Each row leads to the project's page.

Polly among all our changes

Day by day from 5 September 2026 to 11 October 2026. A column is every change merged that day, the accent is the changes in Polly.

  • Changes in Polly
  • Changes in other projects

1 merged change in Polly

Merged on 6 September 2026.

On the same day

Changes of ours were also merged into: Chronos, mkideal/cli, configparser, League URI.

The whole period

125 merged changes in 65 projects.

Questions about our changes to Polly

Where these changes come from, who merged them and whether we can fix something in your library.

Using Polly in your project?

If something in it does not work, we fix it at the source and leave a workaround until the release. We reply within an hour.