What's a Semacode?

semacode"Simply put, a semacode is a URL barcode."

A scanned semacode can reveal information and/or a url-encoded Web page which can be loaded using your cellphone's browser. is an open and extensible system, as anyone can create semacodes on their own computer.

Mobile Updates
Participants will communicate to fellow team members by using their unique channelled Walkie-Talkies. During the 30-minute game, participants will receive an dynamically updated image of the game board, point totals and remaining game time via MMS messages every minute. Teams may also receive announcements from the GridLockd! game master via SMS.

Created by Mohit Santram at ITP
Site design by Rich Hauck