National Robotics League

Remove ads from your Challonge experience

Ads will not be visible while signed in to your account. Please note, people who view your brackets on Challonge.com will still see advertisements.
Embed your Challonge brackets without ads

Put ad-free, customizable Challonge brackets on your website. Themes and other options help make our brackets look like your own!
Read more about bracket embeds and themes.
Support up to 512 participants

Run larger tournaments with up to 512 players or teams for single & double elimination brackets. Free accounts are limited to 256.
Increase file attachment size limit

Upload files up to 25 MB (from 250 KB) to matches on tournaments you host. Allows for uploading saved game files, large images, etc.
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