Staticcheck is an open source project that is provided free of charge and without any expectations. Nevertheless, working on it requires a considerable time investment. Some very generous people choose to support its development by donating money on Patreon. While this is in no way expected of them, it is tremendously appreciated.
In addition to these individuals, a number of companies also decide to support staticcheck, either through monetary means or by providing access to infrastructure free of charge. Their contributions to open source ensure the viability and future development of staticcheck. Their support, too, is greatly appreciated.
Currently, the companies supporting staticcheck are, in alphabetical order:
Finally, every single user, individual and company alike, is to be thanked for using staticcheck, providing feedback, requesting features and in general caring about code quality. Without its users, there would be no staticcheck.