To make a server for Eaglercraft 1.12 the recommended software to use is EaglercraftXBungee ("EaglerXBungee") which is included here. This is a plugin designed to be used with BungeeCord to allow ...
Hosting a Minecraft server usually means installing Java, downloading the right jar, editing config files, and opening ports on your router. Boba does all of that for you, in a clean, modern app.