diff --git a/README.md b/README.md
index f460f46..ace38bf 100644
--- a/README.md
+++ b/README.md
@@ -104,6 +104,7 @@ A collection of awesome things.
 ## C#
 
 - [Belphemur/SoundSwitch](https://github.com/Belphemur/SoundSwitch) - C# application to switch default playing device. Download: https://soundswitch.aaflalo.me/
+- [Cysharp/ZLinq](https://github.com/Cysharp/ZLinq) - Zero allocation LINQ with LINQ to Span, LINQ to SIMD, and LINQ to Tree (FileSystem, JSON, GameObject, etc.) for all .NET platforms and Unity, Godot.
 - [GitTools/GitVersion](https://github.com/GitTools/GitVersion) - From git log to SemVer in no time
 - [HangfireIO/Hangfire](https://github.com/HangfireIO/Hangfire) - An easy way to perform background job processing in .NET and .NET Core applications. No Windows Service or separate process required
 - [RicoSuter/NSwag](https://github.com/RicoSuter/NSwag) - The Swagger/OpenAPI toolchain for .NET, ASP.NET Core and TypeScript.