The granddaddy of 3D model sites, Thingiverse boasts over 100,000 models and is easy to add to, allowing you to “remix” your own versions. There are groups you can join, rating systems for models, and challenges where you can compete to complete a task.
From SketchUp, the 3D warehouse contains models ranging from printable nuts, bolts, and washers to colossal buildings like the Burj Khalifa. These models are in the SketchUp format but can be easily converted for printing.
Hosts the Scan The World collection: the most extensive collection of 3D scanned statues and artifacts from around the globe. Filter your search by “free” to see freely available models.
A large repository of 3D models that can be viewed in a web browser or downloaded for use in other software. Sketchfab offers a mix of free and paid models, but the quality varies significantly.
Common 3D Printing File Formats
An article explaining the pros and cons of STL, OBJ, AMF, and 3MF file types.
The articles below provide detailed information about each file type for those who wish to read more.
PLA is environmentally friendly, biodegradable, and non-toxic. This is what the actual model is built from. It can also be used as support material. PLA comes in many different colors and types. To learn more about each type of PLA filament, please take a look at the links below.
A short explanation of PLA, listing the Pros and Cons of this material.
A detailed guide on using Soft PLA filament
A detailed guide on using glow-in-the-dark PLA filament
Tips for painting, sanding, and smoothing your 3D prints.
Beginner's Guide to Painting PLA and ABS
This guide covers smoothing, priming, and painting your 3D print.
Basics: How to post-process your 3D prints!
A video giving tips on how to post-process your prints.
Tips and tricks for fixing common 3D printing problems.
How to Design Parts for 3D Printing
When designing objects for 3D printing, it is essential to consider certain limitations, including tolerances, supports, overhangs, orientation, and more. This article provides a concise summary of key considerations and approaches for each problem.
Print Quality Troubleshooting Guide
A guide of helpful tips to enhance the quality of your 3D prints. This guide troubleshoots more than 20 common problems for the 3D printer.
The websites below are all services where you can pay a professional company or individual to print for you. This is a good choice if you need your item printed in special materials, require high-quality printing, require multiple copies, or have a model with a very long print time. These sites are also helpful if you don't want to learn more about 3D printing and prefer to have someone else do the work.
Make XYZ is a network of verified printers. Submit a model, and the closest printer will print it.
Shapeways offers printing in a wide variety of materials. They also have a shop for 3D designs that you can order if you don’t have your own model.
3D Hubs offers prototypes with multiple machines, including 3D printers and CNC.
Kraftwurx is known for its extensive range of materials (over 85) for 3D printing.
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