There are 2 repositories under appx topic.
A complete solution to package and build a ready for distribution Electron app with “auto update” support out of the box
MSIX Hero - Open source MSIX manager and toolkit
A UWP version of winver
Make Windows 10/11, Windows Server enterprise ready with OS and default user profile customisations and optimisations. Support Windows PCs and VDI
How to download and install the Windows Subsystem for Android
Skeleton for packing Java applications for publishing them on Windows Store
Xamarin Forms plugin that auto updates your Android or UWP sideloaded application.
A small tool to help automate resigning Appx Packages with the help of MS tooling
RenderTune is a free electron app for Mac/Windows/Linux that uses ffmpeg to combine audio.+image file(s) into video files.
This tool automatically archives the latest W10/Xbox beta, release and preview appx files from the store and other sources periodically.
Windows 10 Debloat Tool
A fork of UWP Package Installer, used for installing apk2appx converted files with any separate data to the Astoria Container
C# console app that enables simple, easy, seamless installation of sideloaded UWP apps
Fully purge windows apps from your system
Distribute a Progressive Web App on the Microsoft Store
Powershell Package Management (OneGet) Provider for AppX packages
Windows Store packaged Linux
Executes a Windows Store app (Appx)
Returns the manifest of a Windows Store app (Appx)
Coleção de arquivos .appx para todas as versões oficiais do Minecraft Bedrock Edition. Volte a versões anteriores facilmente.
Returns the path of a Windows Store app (Appx)
user-friendly mode of the powershell appx install and uninstall commands
Almost all of the old Windows components and dependencies
Geolocation Android Application that allows users to Upload and Search books of interest, check location on map and get contact information of book owner.