https://solidly.dev/content-library Guides and explanations for opening, inspecting, and repairing 3D files on a Mac. en Sat, 07 Nov 2026 00:00:00 GMT https://solidly.dev/content-library/what-is-a-3mf-file https://solidly.dev/content-library/what-is-a-3mf-file A 3MF file (.3mf) is an archive format built for 3D manufacturing and printing. Learn what is inside the package, why it matters, and how it compares to STL. Thu, 15 Oct 2026 00:00:00 GMT Explainer 3MF STL https://solidly.dev/content-library/how-to-open-a-step-file https://solidly.dev/content-library/how-to-open-a-step-file macOS has no built-in way to open STEP or STP files. Learn how to open, view, measure, and edit STEP CAD models on a Mac using Solidly, FreeCAD, and slicers. Wed, 14 Oct 2026 00:00:00 GMT How-to STEP IGES https://solidly.dev/content-library/what-is-a-step-file https://solidly.dev/content-library/what-is-a-step-file A STEP file (.step or .stp) stores exact 3D CAD geometry, units, and assemblies under ISO 10303-21. Learn what is inside one and how STEP compares to STL. Tue, 13 Oct 2026 00:00:00 GMT Explainer STEP STL https://solidly.dev/content-library/how-to-open-an-fbx-file https://solidly.dev/content-library/how-to-open-an-fbx-file macOS has no built-in way to open FBX files. How to open, view, and inspect FBX 3D models on a Mac using Blender, Solidly, and web viewers. Mon, 05 Oct 2026 00:00:00 GMT How-to FBX macOS https://solidly.dev/content-library/what-is-a-glb-file https://solidly.dev/content-library/what-is-a-glb-file A GLB file is a self-contained binary 3D model format built on glTF 2.0. Learn what it contains, how it compares to glTF and USDZ, and how to open it on a Mac. Sun, 04 Oct 2026 00:00:00 GMT Explainer glTF macOS https://solidly.dev/content-library/what-is-an-obj-file https://solidly.dev/content-library/what-is-an-obj-file An OBJ file stores 3D mesh geometry, while the companion MTL file defines materials and textures. Learn how they work and how to open them on Mac. Sat, 03 Oct 2026 00:00:00 GMT Explainer OBJ macOS https://solidly.dev/content-library/what-is-an-stl-file https://solidly.dev/content-library/what-is-an-stl-file An STL file stores 3D surface geometry as a mesh of triangles. Learn how it works in 3D printing, how it compares to 3MF, and how to open it on Mac. Fri, 02 Oct 2026 00:00:00 GMT Explainer STL macOS