Tugeny is a tournament organization software.
Program for tournament management.
Java Schach Turnierverwaltung / Java Chess Tournament Management
Tool for managing a kendo tournament
Python library to plan a league (table tennis, football, etc.)
Pairing software for round-robin tournament (Schurig table)
Create tennis tournament schedule
Software to help people run and organize tournaments.
Tournament Generator Application (GT)
Mobile viewer for Kendo Tournament Manager tool.
management of fencing tournaments
Cross-platform Poker Tournament Clock
A very simple program for tournament scheduling (football...).
A home Poker tournament organizer / blind timer.