https://kitspace.org/boards/github.com/emard/ulx3s/

http://www.lemilica.com/doing-ulx3st-fpga-board-home/

http://www.lemilica.com/doing-ulx3st-fpga-board-home-part2/

http://www.lemilica.com/doing-ulx3st-fpga-board-home-part3/

http://radiona.org/wiki/project/ulx3s-soldering

Up to our knowledge those versions are currently circulating around. All listed versions should work if all parts (notably BGA) are properly soldered.

PCB       assembly       quantity                constraints
version   facility       produced   date         compatibility   note
-------   ------------   --------   ----------   -------------   --------
v1.7      PCBWay         8          dec 2017     v17patch        prototype
v1.7      lemilica.com   1          jan 2018     v17patch        handwork
v1.8      PCBWay         10         may 2018     v18             prototype
v2.0.3    q3k            1          aug 2018     v20             handwork
v2.1.2    INEM-KONČAR    35         sep 2018     v20             prototype
v3.0.3    INEM-KONČAR    220        oct 2018     v20             for sale
v2.0.5    Marvin         1          nov 2018     v20             handwork
v2.0.5    Markus         1          dec 2018     v20             handwork
v3.0.3    INEM-KONČAR    35         jan 2019     v20             for sale
v2.0.5    Zvone          2          mar 2019     v20             handwork
v3.0.6    Sam Littlewood 2          mar 2019     v20             handwork