Tournament & league manager: brackets, schedules

Challenge Place - Best tournament manager ever, real-time, free.

Golf GameBook Tournament Manager

The Tournament Director

Mobile Apps for EPs – REC Library

What's everyone think of the new Tournament Manager? : r/splatoon

ViPer Tournament Manager Software Reviews & Alternatives

The Tournaments Manager::Appstore for Android

GitHub - xljiang/tournament-manager: An interactive Android app to manage game tournaments. The app allows referees to easily add participants, generate match schedule, manage results, and view statistics, etc.

Add Tournament Manager Discord Bot

Golf Tournament Manager