Lysator is an academic computer club at Linköping University, Sweden with almost 600 members.

It is an independent non-profit society, separate from the students' union and the faculties of the university.

Later in the decade, members of Lysator developed and initially built a microcomputer, the LYS-16, which was advanced for its time due to its 16-bit word size.

On 30 July 2010, Lysator began migrating to a new 3U home rack,[2] increasing their available storage space from 700GB to 13TB.

[3] Lysator has been a starting ground for many notable projects, some of which have since become independent from the club: