Development & DevOps Software for Apple Watch
Qt
Qt includes everything you need to build cross-platform applications that run on various software and hardware platforms such as Linux, Windows, macOS, Android or embedded systems with little to no change in the underlying codebase. Qt is released open-source under the GNU Free Documentation License, and provides a commerical offering for enterprises.
Pushover
With Pushover you can you can receive unlimited push notifications on all of your devices including Android, iPhone & iPad, and your Desktop Browser. Pushover integrates well with third-party services and software like WordPress, Drupal, Zapier, StatusCake and many more.