Pterodactyl - Pterodactyl is the free game server management panel designed by users, for users.
McMyAdmin - McMyAdmin is a web interface and administration utility for Minecraft Survival Multiplayer (SMP)...
Multicraft - Multicraft is a Minecraft multi-server management solution running thousands of servers.
Open Game Panel - OGP is a game server control panel.
Minecraft Server Hibernation - Autostart and stop minecraft-server when players join/leave
Spigot - Simply put, Spigot is it.