3MF vs STL: Which 3D Printing File Format to Use
3MF vs STL explained: what each file holds, when STL still wins, when 3MF is the better print file, and how to convert between them.
32 min read
The Opolyo Blog
Guides for getting a printable, importable, sellable 3D model out of a picture, and honest comparisons of the ways to do it.
How to 3D Print a Logo: From PNG or SVG to a Print
How to 3D print a logo from a PNG or SVG: extrude it into an STL, emboss it on a part, print it in two colours, or build a full 3D logo with AI.
34 min read
AI 3D Printing: Can AI Make Models That Print?
AI 3D printing can make useful models for figures, props and reliefs today. Learn what AI can do, what it misses, and how to check a file before printing.
33 min read
How to Design Your Own 3D Prints: 4 Ways That Work
Learn how to design your own 3d prints from an idea, picture, object or file, then check the mesh, export it and prepare it in a slicer.
24 min read
Best AI 3D Model Generators in 2026: 9 Tools Compared
Find the best ai 3d model generator ranked by job: printing, game assets, one product photo, and text prompts, with prices in a clear chart.
30 min read
8 Best Meshy AI Alternatives in 2026, Compared
Compare 8 Meshy AI alternatives for image to 3D, pricing, exports, printing, games, and local workflows, with a clear pick for each job.
29 min read
Image to 3D Model: How to Make One From a Photo
Use an image to 3d model workflow to turn one photo into a downloadable 3D model, choose the right settings, fix problems, and export it.
25 min read
Photo to 3D Print: How to Print a Photo
Four ways to turn a photo into something you can print, what each one actually produces, and how to get a printable STL out of the end of it.
18 min read