seDirector - Source engine control panel & management software for Windows. Manage your srcds.exe servers with ease! Auto-updater, crash notifier, addon manager, notifications, and more!
TideTask - Control your procrastination and never miss a task again
Gametron.io - Gametron is a new game server control panel for provisioning and managing Minecraft servers and more.
Motion Firefox - All-in-one time management tool in Firefox
Pufferpanel - It's made for hosting your Minecraft server. It's open source.
Taskable - Using multiple work apps leads to tons of context switching, breaking flow and killing productivity.