Fractional

Multi-Client Launcher & Patcher A launcher that supports multiple-clients and servers as well as patching for custom servers.
Written in C# using Window Forms. Please report any issues that you might encounter.
Git repository: https://github.com/Freddan962/WoWLauncher

Core Features
Support for multiple client versions
Support for all locale versions
Live server reachability status
Automatic cache deletion
Automatic realmlist updating
Simplistic Server Adding
Patching for custom servers
Server admin suite for developers
Multiple custom servers in one client folder
Open-source
Showcase Video
https://youtu.be/bGrPI1xJYao
Any developer can add support for both the launcher and patcher using the simple server admin suite.
Once support has been added players can keep their client patched and up to date using only two buttons.
Please tell me what you think - I'd love to know!  
How to add launcher & patcher support for your server: