QuestPDF is a modern library for PDF document generation. Its fluent C# API lets you design complex layouts with clean, readable code. Create documents using a flexible, component-based approach.

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

A library for patching, replacing and decorating .NET and Mono methods during runtime

🌈A rich set of enterprise-class UI components based on Ant Design and Blazor.

Protocol Buffers library for idiomatic .NET

Library for interacting with command-line interfaces

SSH.NET is a Secure Shell (SSH) library for .NET, optimized for parallelism.

Micro-framework for .NET console application. Cocona makes it easy and fast to build console applications on .NET.

An FTP and FTPS client for .NET & .NET Standard, optimized for speed. Provides extensive FTP commands, File uploads/downloads, SSL/TLS connections, Automatic directory listing parsing, File hashing…

A simple package with guard clause extensions.

A .NET library to run C# code in parallel on the GPU through DX12, D2D1, and dynamically generated HLSL compute and pixel shaders, with the goal of making GPU computing easy to use for all .NET dev…

An open-source, free protector for .NET applications

🚌 Simple and lean service bus implementation for .NET

An extensible framework to audit executing operations in .NET and .NET Core.

Definitely Fastest and Zero Allocation JSON Serializer for C#(NET, .NET Core, Unity, Xamarin).

A simple, fluent discriminated union of an error or a result.

Reactive collections based on Rx.Net

Run PowerShell with rundll32. Bypass software restrictions.

Free, automatic HTTPS certificate generation for ASP.NET Core web apps

SharpShell makes it easy to create Windows Shell Extensions using the .NET Framework.

TeamFiltration is a cross-platform framework for enumerating, spraying, exfiltrating, and backdooring O365 AAD accounts

An authorization library that supports access control models like ACL, RBAC, ABAC in .NET (C#)

Also known by Microsoft as Knifecoat 🌶️

A source generator for generating fast "reflection" methods for enums

Monitor creation, deletion and changes to LDAP objects live during your pentest or system administration!

Fully managed Apache Parquet implementation

A SMTP Server component written in C#

Mass processing data with a complete ETL for .net developers

Workflow Automation Engine

Tool for generating dependency trees for .NET projects