Your one stop UK shop for 3D printers and 3D printer filament
Lulzbot 3D printers are manufactured in the USA. There printers are award winning and well respected for their quality. Hence they are used by many professional agencies and businesses throughout the world, including NASA.
Lulzbot are owned by their parent company Aleph Objects inc. a free software and open source hardware company, founded in 2011. It is unsurprising then that Lulzbot sell their 3D printers as open source. as they say themselves:
Free Software, Libre Innovation, and Open Source Hardware communities are at the core of everything we do.
Not just are they open filament but also the software and hardware is open source, that way the community of owners makes a contribution to the development of these 3D printers.