The source code from mineplex 2018 leak with commit history dating back to 2014, it requires a lengthy setup to get functional but is a reasonably easy compile if you know what your doing just have to repatch the spigot

Jonathan Williams 59f2b9ebc8 Memory cleanup with all MiniPlugins. ... Added Dragon. Cleanup memory with Class Restore		2013-09-02 05:37:33 -07:00
Maps	Bob wants to play!	2013-08-29 15:55:49 +10:00
Plugins	Memory cleanup with all MiniPlugins.	2013-09-02 05:37:33 -07:00
TestApps/LOCTester	Initial Commit	2013-08-27 08:14:08 -07:00
TexturePack	Initial Commit	2013-08-27 08:14:08 -07:00
Webserver/ServerHandler	Initial Commit	2013-08-27 08:14:08 -07:00
Website	Added LobbyBalancer for BungeeCord	2013-08-30 01:36:55 -07:00