Showcase

Building blocks, libraries, and products where engineering decisions become visible.

This is work that shows how Posseth Software thinks about API design, security defaults, performance, and maintainable implementation.

Project

SafeWebCore

Security headers middleware for ASP.NET Core with strict A+ baseline and nonce-driven CSP.

Many applications have fragmented header configuration per project, leading to incomplete or incorrect CSP, HSTS, COOP/COEP, and permissions policy setups.

.NET 10 ASP.NET Core Security Headers C# 14
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Project

SharpCoreDB

High-performance embedded database for .NET 10 with SQL, encryption, and file-based storage.

For many workloads, a full database cluster is too heavy, while plain JSON files are too limited for reliable queries and transactional flows.

.NET 10 C# 14 SQL Embedded Database
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