kicad libraries are open source and maintained by the community. they are generally okay but if you don't like them feel free to contribute with better ones: h

kicad libraries are open source and maintained by the community. they are generally okay but if you don't like them feel free to contribute with better ones: https://github.com/kicad https://github.com/kicad there are also a number of third party libraries with a great number of common components. See for example this one by olimex: https://github.com/OLIMEX/KiCAD https://github.com/OLIMEX/KiCAD