A fast, lossless infinite canvas for visual ideation.

Single-file web app for generating painting reference guides from 3D STL models

Draw from interactive 3D reference models. Rotate, pan, zoom, and share exact views for figure drawing and sketch practice.

CSO 2.2 is a lightweight Windows utility that displays PNG images as transparent, always-on-top overlays. It is designed for quick visual referencing, graphic comparison, and desktop overlay use, with support for zooming, mirroring, dragging, and multi-window handling.

Pin any image on top of everything — a tiny, fast, always-on-top image overlay for Windows. No installation needed.