jecacs 

A contract-driven, Native AOT-ready .NET 10 SDK for Solana — independently implemented from pinned Anza Solana SDK, Agave, and SPL source contracts. Source-generated JSON with no reflection; typed RPC and... More information

Minimal, near zero-allocation bulk INSERT for EF Core on PostgreSQL via binary COPY. A tiny alternative to EFCore.BulkExtensions: ~10-13x faster than SaveChanges and orders of magnitude less memory.