Small, focused .NET libraries — MIT-licensed, published on nuget.org, built with one shared toolchain.
| Repository | What it is | NuGet |
|---|---|---|
| Extensions.System.Text.Json | Mask or extract JSON values by property-path rules in one streaming pass, no DOM. Observer for any JSON, Observer.Http for request/response bodies; ships agent skills for AI coding assistants. |
  |
| SerilogSinksInMemory | Serilog in-memory sink for tests, with log assertions for FluentAssertions, AwesomeAssertions and Shouldly; DragoAnt.Assertions is the framework-agnostic adapter layer underneath. |
  |
| Extensions.DependencyInjection | Source generator: attributes turn into IServiceCollection registrations and factories at compile time. |
  |
| Shared | Helpers for text building, CSV, ASP.NET Core and a C# builder for Mermaid flowcharts. |   |
| Extensions.T4 | Base class and helpers for runtime T4 templates with a typed data model. |   |
| Extensions.EntityFrameworkCore | Beta. Static and historical migrations, entity conventions and entity definitions for EF Core (SQL Server, PostgreSQL). |   |
MSBuildKit 
Issues and pull requests are welcome — see the contributing guide. Report vulnerabilities privately as described in the security policy.