Pleasant3DPleasant3D 
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The latest version of Pleasant3D is 2.6 on Mac Informer. It is a perfect match for 3D Modeling in the Design & Photo category.
Fast, Clear STL & GCode Viewing for Smooth 3D Printing Workflows
Pleasant3D lets you instantly view STL and GCode files with a clean, responsive interface designed for makers, hobbyists, and professional 3D printing workflows. Quickly inspect models, verify layer paths, and prepare files without the complexity of full CAD tools. Ideal for creators seeking fast model previews, lightweight 3D file editing, and reliable print-checking.
Easily resize or reposition STL models to get them print-ready for MakerBot, RepRap, or any compatible 3D printer. Pleasant3D visualizes GCode with precision, helping you spot issues before printing—but it does NOT convert STL into GCode. Perfect for users searching for efficient 3D modeling utilities, desktop 3D printing tools, or a simple STL viewer for makerspaces.
• View STL and GCode files with smooth, detailed rendering • Perform basic STL edits including resizing and moving objects • Prepare models for MakerBot, RepRap, and other 3D printers • Visualize GCode paths to validate print readiness • Lightweight, fast tool for creators needing reliable 3D print previews