dodgepong said:I don't know exactly how they did this one, but I know in at least one of their past LoL tournaments they wrote a custom web application to do it, so I wouldn't be surprised if they used some sort of custom software for this as well.
FerretBomb said:Have you considered sending them a message and asking directly? A lot of the livestreaming community is very helpful and encouraging toward other streamers. They might just say that it's proprietary software, or give you a rundown on how they did their config, if not. No harm in asking politely, and remembering to say thank you!