KiCAD is open source PCB tool that has better features and more stable if compare to other free tools. It was first released by Jean-Pierre Charras but now they have own developers team to manage and maintain it. Now the community of KiCAD grew larger and stronger and it becomes significant especially for semi-professionals, makers and hobbyists.
Advantages of KiCAD:
- Easy to use.
- Better graphic.
- Active discussion forum.
- Easier to get tutorials online.
- Big design community, sharing components and footprints library.
Dave introduces Kicad on EEVblog: