LeanCIL is a Lean 4 formal verification framework for .NET programs. It enables machine-checked proofs of correctness and safety against compiled Common Intermediate Language (CIL), supporting applications written in C#, F#, and other .NET languages.
The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.
The official repo for the design of the C# programming language
C# pure functional programming framework - come and get declarative!
Python for .NET is a package that gives Python programmers nearly seamless integration with the .NET Common Language Runtime (CLR) and provides a powerful application scripting tool for .NET developers.
A fast, powerful, safe and lightweight scripting language and engine for .NET
Dafny is a verification-aware programming language
Power Fx low-code programming language
A command line C# REPL with syntax highlighting – explore the language, libraries and nuget packages interactively.
Cosmos is an operating system "construction kit". Build your own OS using managed languages such as C#, VB.NET, and more!
.NET for iOS, Mac Catalyst, macOS, and tvOS provide open-source bindings of the Apple SDKs for use with .NET managed languages such as C#
The core compiler and engine-agnostic components for Yarn Spinner, the friendly dialogue tool.
Implementation of Python 3.x for .NET Framework that is built on top of the Dynamic Language Runtime.
.NET for Android provides open-source bindings of the Android SDK for use with .NET managed languages such as C#
Fluid is an open-source .NET template engine based on the Liquid template language.
An interpreter for the Lua language, written entirely in C# for the .NET, Mono, Xamarin and Unity3D platforms, including handy remote debugger facilities.
An ASI plugin for Grand Theft Auto V, which allows running scripts written in any .NET language on the .NET Framework runtime in-game.
A language package for Minecraft Mods.
.NET Port of Tobias Lütke's Liquid template language.
DevSkim is a set of IDE plugins, language analyzers, and rules that provide security "linting" capabilities.
Simple custom Rich Presence manager (Playing status) for Discord. Only supports Windows 7 and above. Features running on startup and minimizing to tray. Translated to multiple languages.
The Boo Programming Language.
Machine.Specifications is a Context/Specification framework for .NET that removes language noise and simplifies tests.
An enhancement and extension library for Avalonia, bringing the Ant Design design language, modern controls, theming, native integrations, and cross-platform UI capabilities to .NET desktop apps.
Lingarr is an application that supports both local and SaaS translation services to translate subtitle files into a specified target language. With automated translation options, Lingarr simplifies translating subtitles.
🚀 Catalyst is a C# Natural Language Processing library built for speed. Inspired by spaCy's design, it brings pre-trained models, out-of-the box support for training word and document embeddings, and flexible entity recognition models.
Sodium - Functional Reactive Programming (FRP) Library for multiple languages
Lightweight C# development environment for VSCode
A common platform for PowerShell development support in any editor or application!
First & Only Text Engine for Unity. Every language. Every emoji. Every style. Production-grade, extensible, high-performance, built on industry standards.Windows, macOS, Linux, Android, iOS, WebGL
Kusto Query Language is a simple and productive language for querying Big Data.
C# language projection for the Windows Runtime
Language Server Protocol in C#
A powerful and flexible frontend & AI gateway for large language models, supporting 21+ mainstream AI model providers.
Language model search engine built on a vector database and an anything key/value store.
A modular node-programming language, program creator, animation system, toolkit, router, and debugger made for VRChat
GSharp Programming Language
SQL Runtime without any database
Open a video. Subtitles follow. Windows player with live dual-language subtitles.
services.msc replacement for Windows admins: search every service with a query language, preview every change before it runs, and diff a snapshot to see what drifted. GUI + CLI
Know your rig: an intelligent, lightweight PC tracker for Windows. Temperatures, app usage, crashes and storage, explained in plain language.
AIHelper is a lightweight tool that seamlessly integrates web‑based large language models (such as ChatGPT) into your work, entertainment, and study. With text selection or global hotkeys, you can instantly translate, explain, or polish clipboard content. AIHelper 是一款轻量级AI助手工具。它旨在将网页端 AI 大模型平台无缝集成到日常工作、学习中。通过划词或全局快捷键和智能网页脚本注入,实现剪贴板文本的快速翻译、解释、润色等操作。