| Group | URL |
|---|
| 3D Printing | https://www.linkedin.com/groups/792077 |
| 3D Printing Guild | https://www.linkedin.com/groups/2436623 |
| Additive Manufacturing (AM) – Rapid Prototyping ( RP ), Tooling and Manufacturing -3D Printing | https://www.linkedin.com/groups/2861019 |
| From 3D Printing at Home to Additive Manufacturing | https://www.linkedin.com/groups/3953970 |
| 3D Printing Entrepreneurs | https://www.linkedin.com/groups/4752051 |
| ACG – 3D Imaging, 3D Printing, Rapid Prototyping & Additive Manufacturing Users | https://www.linkedin.com/groups/88762 |
| TCT + Personalize – 3D Printing & Additive Manufacturing Network | https://www.linkedin.com/groups/48133 |
| 3D Printing for Architects | https://www.linkedin.com/groups/1073657 |
| Medical Additive Manufacturing & 3D Printing | https://www.linkedin.com/groups/4291145 |
| Additive Manufacturing Users Group (AMUG) | https://www.linkedin.com/groups/4489581 |
| 3D Printing And Designs | https://www.linkedin.com/groups/7464612 |
| Metal Additive Manufacturing | https://www.linkedin.com/groups/8136138 |
| Shapeways 3D Printing Community | https://www.linkedin.com/groups/3798480 |
| 3D Printing / Additive Manufacturing Jobs and Recruitment Network | https://www.linkedin.com/groups/8158492 |
| 3D Modelling 3D Printing 3D animation | https://www.linkedin.com/groups/3730545 |
| Consumer 3D printing | https://www.linkedin.com/groups/4311452 |
| Additive Manufacturing in Defense & Aerospace (AMDA) | https://www.linkedin.com/groups/8243860 |
| Medical 3D Printing | https://www.linkedin.com/groups/4845011 |
| 3D Printing & Rapid Prototyping | https://www.linkedin.com/groups/4370917 |
| 3D & 4D PRINTING MATERIALS SOCIETY | https://www.linkedin.com/groups/4407899 |
| America Makes – The National Additive Manufacturing Innovation Institute | https://www.linkedin.com/groups/4669084 |
| 3D Printing – What Lies Ahead. | https://www.linkedin.com/groups/5084313 |
| 3D technologies (scanning, editing, modeling, printing, prototyping) | https://www.linkedin.com/groups/3923713 |
| Aerospace 3D Additive Manufacturing | https://www.linkedin.com/groups/4980198 |
| 3D Printing; Digitize, Democratize, Disrupt | https://www.linkedin.com/groups/6960673 |
| 3D Printing News and Discussions | https://www.linkedin.com/groups/5051429 |
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