For questions about 3D printing parts which are compatible with the interlocking plastic "Lego" bricks manufactured by Lego System A/S. For generic Lego questions, please visit our sister site Bricks Stack Exchange.
For questions about 3D printing parts which are compatible with the interlocking plastic "Lego" bricks. Lego Systems A/S manufactures a line of colourful bricks, which are accompanied by an array of gears, figurines called minifigures, and various other parts. More details here.
For generic Lego questions, please visit our sister site Bricks Stack Exchange.