PDFMarkz

A powerful tool for converting and previewing PDF files with seamless integration into your design workflow

Free professional-grade drafting solution for architects and small firms, with customizable layouts and labels

Vector-based design tool for quick, intuitive prototyping with minimalist interface and customizable creative workflow

Free, open-source vector design suite offering professional-grade SVG tools for scalable, polished artwork

Create limitless 3D LEGO models on-screen, organize bricks easily, and share or order real sets

A free analog circuit simulator with powerful SPICE-based tools for schematic design and waveform analysis

A fast and easy collage maker that turns all your photos into collages with several different formats