Jesień Linuksowa (Linux Autumn) is a social event for enthusiasts of Free Software and GNU/Linux, organized by the Polish Linux Users Group (PLUG). The programme includes official talks, semi-official panel discussions as well as social meetings and recreational elements.

The event takes place over the weekend, starting at around 16 on Friday October 23rd and wrapping up around the same time on Sunday October 25th. Accepted speakers get free entry.