Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

Annotations to increase the accuracy of JetBrains ReSharper/Rider code inspections

A library that creates fully populated objects for your unit tests.

Quarkus: Supersonic Subatomic Java.

Change data capture for a variety of databases. Please log issues at https://github.com/debezium/dbz/issues.

Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The future of .NET UI

OpenAPI based HTTP Client code generator

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.

Mutation testing for .NET core and .NET framework!

A collection of source code generators for Java.

A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript.

Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics

The authentication glue you need.

Microsoft Authentication Library (MSAL) for .NET

.NET Framework for Backgrounding & Device Hardware Services (iOS, MacCatalyst, Android, & Windows)

Blazor Component Library based on Material Design principles with an emphasis on ease of use and extensibility

Flexible and versatile OAuth 2.0/OpenID Connect stack for .NET