This is a paid asset, but now you can download PATCH – Updating System [INDIE] Free.
Detail this asset from Unity Store: Original Link
PATCH – Updating System INDIE v2.2.1
PATCH – Ultimate Patching System v2.1.2
“If possible, please buy the package to support the developer”
PATCH – Updating System is a rock-solid, professional, smart and clean solution to manage and distribute updates for your games and applications.
Your players can finally update your game with no pain or headaches, without having to download the whole game again when a new version comes. This will save them a lot of bandwidth and time!
It is fully compatible with .NET Core, so it can run on all platforms .NET Core can run on. It comes with implementations for Unity3D, WPF, WinForms and commandline.
– patches are generated by a binary diffing algorithm
– strong patches compression
– corrupted/modified files repairing
– files attributes synchronization
– fully customizable UI
– no server-side code required: a normal HTTP server is enough
– sequential and non-sequential patches processing
– shortest path calculation for updates
– detection of very old versions with full-repair triggering
– self-update functionality
– versions management
– patches management
– launcher updates management
– CI/CD friendly thanks to a commandline tool