Some sources for a habr article
Performant delimeter-separated value (CSV, TSV, etc.) text parser.
Compile asm code into C# functions on fly!
The ultimate fast alternative to Activator.CreateInstance<T> / new T()
Mappee - Fastest avaiable mapper for .NET (AutoMapper / TinyMapper / Mapster / Mapperly alternative)
Test system for comparing code performance.
.Net dynamic proxy benchmarks
Simple easy .NET benchmarking for POCs
Remarkably easy benchmarks
Toy path tracer for my own learning purposes (CPU/GPU, C++/C#, Win/Mac/Wasm, DX11/Metal, also Unity)