OGSnap

Free browser-based home design tool: draw a 2D floor plan, see it live in 3D, furnish rooms and turn the exact 3D view into AI renders. No install, no account.

JotShot is a small Mac menu bar app for screenshot annotation. Capture an area or a window, add arrows, text, stamps or blur, then copy, drag or save it. One-time purchase, no account.

Free, open-source 2D CAD in Rust for precise drafting, desktop and web workflows, interoperable files, and AI-assisted automation.