Hajj Hackathon Jeddah, Saudi Arabia #Hajj_Hackathon #هاكاثون الحج SAR2,000,000 in prizes Aug 1 – 3, 2018 2926 participants
IEEE DCAS 2016 - Dallas Circuits and Systems Conference Arlington, TX, USA DIY/Design Contest Non-monetary prizes May 16 – Oct 1, 2016 6 participants
