1. Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.

  2. Professional digital design for Mac.

  3. Adobe Illustrator CC is a commercial vector graphics editor.

  4. OmniGraffle is for creating precise graphics like website wireframes, an electrical system designs, or mapping out software class.

  5. Professional creative software, exclusively for Mac.

  6. Empower your creativity with CorelDRAW Graphics Suite 2018, packed with powerful features and updates to transform creative ideas into visually stunning designs! Learn more or download a free trial today!

  7. Online diagramming application

  8. Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.

  9. Gliffy is a powerful HTML5 online diagram maker. Create a flow chart, network diagram, UML diagram, organizational chart or wireframe with ease.

  10. yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.

  11. Adobe Illustrator is a vector graphics editor.

  12. Adobe Fireworks is a bitmap and vector graphics editor.