Articles

Plain-language guides to STL, 3MF, and browser-based 3D model viewing.

• What is an STL file?

  The STL format explained: binary vs. ASCII, how mesh data is stored, and when to prefer STL over newer formats.

  6 min read · Published 2026-04-17

• What is a 3MF file?

  3MF is the modern replacement for STL. This guide covers its structure, advantages, and tooling support.

  6 min read · Published 2026-04-17