Mainframe

A hackathon (also known as a hack day, hackfest or codefest) is an event in which computer programmers and others in the field of software development […] collaborate intensively on software projects. Occasionally, there is a hardware component as well. Hackathons typically last between a day and a week in length. Some hackathons are intended simply for educational or social purposes, although in many cases the goal is to create usable software [or hardware]. Hackathons…