The beginner’s guide to mold making and casting


We could 3D print many different things, and not all of them have to be final products. Instead, we could make various tools, templates, containers…or casting molds. This particular option is the topic of our current article. We will show you how to cast materials such as wax or soap, in household conditions using easily […]

Estimated reading time: 6 minutes Read more

Design a practical and functional model and win an Original Prusa i3 MK3S printer!


For those of you eagerly anticipating another contest, we have good news. Yes, the time has come! Both of the previous two contests had a rather casual theme, focused more on decorative models and fun stuff like toys and miniatures. This might not be everyone’s cup of tea – some of us prefer more […]

Estimated reading time: 4 minutes Read more

Original Prusa printers in Star Wars? – Interview with Joshua Lee

Featured, Interviews

Joshua Lee is an animatronic model senior designer, with more than 25 years of experience in the film industry. He worked on many famous movies: The Fifth Element, Prometheus, Maleficent, or cult statuses series like Star Wars or Harry Potter.  He won the Visual Effects Society (VES) “Outstanding Models in a Photoreal or Animated Project” […]

Estimated reading time: 10 minutes Read more

Announcing results of the Winter design contest


The second contest just ended! Our first designer contest was a massive success! With over 150 submitted models and we had a really tough time deciding who was the best but this time It was incredibly difficult to choose the best ones because the number of submitted models is 304! We turned dozens of […]

Estimated reading time: 2 minutes Read more

How to improve your 3D prints with annealing


Probably everyone involved in practical 3D printing has been thinking about improving the physical and mechanical properties of their prints. You could try out some special materials, but those are usually both expensive and hard to print. The only other obvious option is to tweak your print settings, which has its own limitations. Surely there […]

Estimated reading time: 12 minutes Read more

Black Friday: free shipping worldwide, free gifts with MK3S and SL1, and filament discounts + MINI shipping info

Featured, Highlights

We’re launching Black Friday deals in our e-shop – and it’s more than just free shipping this year! Also, I have some important news about the Original Prusa MINI 3D printer, which will start shipping in just a few days!   Black Friday deals are here Last year, our Black Friday deals were all about […]

Estimated reading time: 3 minutes Read more

Win the Original Prusa i3 MK3S 3D printer in our Winter Designer Contest!

Contests, Featured

Our first designer contest at was a massive success! With over 150 submitted models, we had a really tough time deciding who was the best. Huge thanks to everyone who participated and congratulations to winners! And ever since the contest ended, we’ve been getting dozens and dozens of messages, asking us when the next […]

Estimated reading time: 4 minutes Read more

3MF file format and why it’s great


The most common and universal file format for 3D printing is STL. It was released in 1987 and it’s dead simple. An STL file describes a raw, unstructured, triangulated surface. It doesn’t contain any scale, color or material information. There is no validation, it’s just a bunch of triangles, so it doesn’t prevent you from […]

Estimated reading time: 5 minutes Read more