Double round-robin generator
Build a two-leg league schedule where every pair meets twice. All data stays in your browser.
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How to use this tool
Enter the details
Add a name, participants and basic settings.
Generate the competition
The engine creates pairings, rounds and dependencies.
Enter results
Standings, progression and the display update automatically.
Limits: up to 512 participants, 32 venues and 100 local projects. A desktop is recommended for very large brackets.
FAQ
Do I need an account?
No. The project works without registration.
Is data uploaded to a server?
No. Participants and results are processed locally.
How do I move a tournament to another device?
Download a JSON backup and import it on the other device.