The right-wing extremist attacker from Halle had numerous homemade weapons with him on his shooting spree. But their quality was poor. Others, though, are perfecting the reliability of 3D-printed weapons - and have moved on to rocket launchers.

Guns from the 3D Printer: The Shadowy, Homemade Weapons Community Just Keeps on Growing - DER SPIEGEL

Guns from the 3D Printer: The Shadowy, Homemade Weapons Community Just Keeps on Growing - DER SPIEGEL

FGC-9, Military Wiki

homemade firearms Archives -The Firearm Blog

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International - DER SPIEGEL

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Guns from the 3D Printer: The Shadowy, Homemade Weapons Community Just Keeps on Growing - DER SPIEGEL

The Future is Now: The Use of 3D-Printed Guns by Extremists and Terrorists – GNET

3D-printed guns are illegal in Mass., Healey says - The Boston Globe

Homemade gun used in Abe shooting fuels concerns over DIY weapons and 3D- printed 'ghost guns

In the same way people can print guns in a 3D printer, why don't people buy CNC machines and make proper guns? - Quora