OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.
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Free, open-source file converter. Convert 263 formats offline by drag & drop — images, PDF, Word, Excel, PowerPoint, HWP/HWPX, video, audio, e-books and archives. No upload, no Office needed.
- audio-converter
- avalonia
- batch-conversion
- converter
TranslatedA tool for one-click automated downloading, installing, and activating of Office.
- kms
- microsoft
- office
- office-free
The official repo for the design of the C# programming language
- csharp
- language-design
Unofficial revival of the well known .NET debugger and assembly editor, dnSpy
Provides an efficient allocation free async/await integration for Unity.
- csharp
- unity
- coroutine
- task
:angel: The ultimate angle brackets parser library parsing HTML5, MathML, SVG and CSS to construct a DOM based on the official W3C specifications.
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.
- python
- dotnet
- mono
- clr
Open XML SDK by Microsoft
AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C# method may be turned into a tool by a single line. Works with Claude Code, Gemini, Copilot, Cursor and any other absolutely for free.
- ai
- ai-integration
- game-development
- mcp
DotnetSpider, a .NET standard web crawling library. It is lightweight, efficient and fast high-level web crawling & scraping framework
- crawler
- dotnetcore
- cross-platform
- csharp
A C#/.NET library to run LLM (🦙LLaMA/LLaVA) on your local device efficiently.
This strongly-typed, client library enables working with Elasticsearch. It is the official client maintained and supported by Elastic.
- elasticsearch
- nest
- c-sharp
- dot-net
An unofficial .Net wrapper for the Discord API (https://discord.com/)
- discord
- discord-api
- csharp
- netcore
Network Analysis Tool
The Official C# .NET Driver for MongoDB
- mongodb
- csharp
- csharp-library
- dotnet-framework
Free open source office suite with business productivity tools: document and project management, CRM, mail aggregator.
- onlyoffice
- collaboration
- dms
- document-management
Official PetaPoco, A tiny ORM-ish thing for your POCO's
- dotnet
- orm
Fast and easy to use .NET library that creates or modifies Microsoft Word files without installing Word.
Stamp your assemblies, packages and more with a unique version generated from a single, simple version.json file and include git commit IDs for non-official builds.
Official repository - Fully managed, cross platform (Windows, Mac, Linux) .NET library for capturing packets
- capture-packets
- c-sharp
- cross-platform
- network-monitoring
Image loading, caching & transforming library for Xamarin and Windows
Use docker/podman, compose local and remote via a FluentAPI
A modern, high-performance local file search and productivity tool for Windows. A sleek, customizable alternative to Everything and Listary built with C# WPF and NT Services, featuring instant NTFS MFT parsing, real-time USN monitoring, and plugin support.
- application-launcher
- desktop
- efficiency
- everyting