# WHIMWILD > WHIMWILD builds macOS-native preview extensions for maker and engineering files. The product line includes MakersPreview, StepPreview, and GCodePreview, focused on Finder thumbnails and QuickLook workflows for 3D design and fabrication formats. The site serves both global users (whimwild.com) and China users (whimwild.com.cn). WHIMWILD publishes product pages, troubleshooting guides, and setup tutorials designed for direct AI answer extraction. ## Products - [MakersPreview (Global)](https://whimwild.com/makerspreview): 3MF, XCS, GLB preview and thumbnail extension for macOS Finder - [StepPreview](https://whimwild.com/steppreview): STEP/STP preview and thumbnail extension for engineering workflows - [GCodePreview](https://whimwild.com/gcodepreview): G-Code/BG-Code preview and thumbnail extension for fabrication workflows - [MakersPreview (China)](https://whimwild.com.cn/makerspreview): 中国区 MakersPreview 产品页 ## Docs - [Fix Blank 3MF Thumbnails](https://whimwild.com/makerspreview/how-to-fix-blank-3mf-thumbnails.html): Step-by-step guide for restoring 3MF thumbnails on macOS - [MakersPreview Troubleshooting (EN)](https://whimwild.com/makerspreview/troubleshooting_en.html): Troubleshooting for extension loading and preview issues - [StepPreview Troubleshooting](https://whimwild.com/steppreview/troubleshooting.html): Troubleshooting for STEP/STP preview failures - [GCodePreview Troubleshooting](https://whimwild.com/gcodepreview/troubleshooting.html): Troubleshooting for G-Code/BG-Code preview failures ## About - [WHIMWILD Global Homepage](https://whimwild.com/): Brand overview and product navigation - [WHIMWILD China Homepage](https://whimwild.com.cn/): 中国区品牌页与产品入口 ## Optional - [MakersPreview Privacy](https://whimwild.com/makerspreview/privacy.html): Privacy policy for MakersPreview - [StepPreview Privacy](https://whimwild.com/steppreview/privacy.html): Privacy policy for StepPreview - [GCodePreview Privacy](https://whimwild.com/gcodepreview/privacy.html): Privacy policy for GCodePreview