#csharp

Web快速开发平台，搭建管理后台，灵活可扩展！内部集成了用户权限管理、模板继承、SSO登录、OAuth服务端、数据导出与分享等多个功能模块，在真实项目中经历过单表100亿数据添删改查的考验。

Read and extract text and other content from PDFs in C# (port of PDFBox)

Easy and optimized way to apply Filtering, Sorting, and Pagination using text-based data.

🧰 🛠️ Crispy Waffle project - toolkit for .NET projects

Mindee API Helper Library for .NET ecosystem

Nalix — A low-latency binary networking framework for .NET game servers and realtime systems (Native AOT compatible, source generators, binary packet protocol, cross-platform).

A .NET library that makes it easier to create beautiful console applications.

Sekiban - an Opinionated Event Sourcing and CQRS Framework using C#. It can store data into Azure Cosmos DB, AWS Dynamo DB or Postgres

Swiss-army toolkit for .docx — faithful DOCX→HTML rendering, an in-browser block editor, Word-grade redlines with native tracked changes, and anchor-addressed markdown for LLM agents. .NET, WASM/TypeScript, Python, CLI.

NLog integration for ASP.NET & ASP.NET Core

C# language projection for the Windows Runtime

The .NET Terminal Application Stack

Build APIs your users love ❤️ with Speakeasy. ✨ Polished and type-safe SDKs. 🌐 Terraform providers, MCP servers, CLIs and Contract Tests for your API. OpenAPI native.

Mocking library with the perfect balance of Performance and Intuitive API

Polyglot document intelligence with a Rust core: extract text, metadata, images, tables, and structured data from 106 formats across 140 file extensions, plus code intelligence for 371 languages. Fifteen bindings, with CLI, REST API, and MCP server.

A fast, powerful, CommonMark compliant, extensible Markdown processor for .NET

The .NET MAUI Markup Community Toolkit is a community-created library that contains Fluent C# Extension Methods to easily create your User Interface in C#

MSBuild/SDK NuGet package that automates database-first EF Core model generation from DACPAC, SQL projects, or live databases. .NET 8+

Scaffold production-ready full-stack apps in TypeScript, Rust, Python, Go, and Java with a visual builder and CLI. Choose your frontend, backend, database, auth, AI, payments, and DevOps integrations, all wired together.

Crowdsourced translations for the MudBlazor component library.

PowerPoint .NET library for reading, modifying, and generating PPTX presentations without Microsoft Office

.NET, MAUI, Xamarin, Mono and Unity client library SDK for Ably realtime messaging service

Open-source cross-platform symbolic algebra library for C# and F#. Can be used for both production and research purposes.

Human-friendly, hierarchical and serializable state machines for games and apps in C#.

Spectacular C# MQTT and Sparkplug Clients for .NET

:rocket: Release projects quickly and easily with JReleaser

The official SDK for the Typecast API. (Python, JS/TS, C/C++, C#, Java, Kotlin, Go, Rust, Swift, Zig, PHP, Dart/Flutter, Ruby)

World's Fastest .NET CSV Parser. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible with blazing fast SIMD vectorized parsing.

An experimental PlayStation 5 emulator for Windows, Linux and macOS.

The .NET Autogenerator