Learn 3D printing

Octet 3D Blog

Guides from beginner to advanced about 3D printing. Pick a topic and start printing better today.

Understand once and for all what 3D printing is, how additive manufacturing works, and why it changed the maker world.

From its creation in the 80s to today's affordable printers: understand the evolution of additive manufacturing.

Filament, resin, energy and wear: learn to calculate the true cost of each part and price without losing money.

From the first layer to post-processing: practical tricks for fewer failures and more quality.

Where to download quality free and paid STL files to print today.

The best 3D printers right now for value, speed and quality — for every budget.

Slicers, modelers and repair tools — free — to get the most out of your printer.

Real 2026 numbers: cost per gram, practical part examples, current printer prices and how much to charge per print.