Bugsee - See video, network & logs leading up to bugs or crashes
Treo - Treo is the page speed monitoring tool that helps your customers from obtaining a faster web experience.
Buglife - Seriously awesome bug reporting for iOS apps
Timber - Open source material design music player
Kuoll - E-commerce monitoring solution to prevent an online store from losses.
Watchman Monitoring - Watchman Monitor is a powerful and easy-to-use, system monitoring & reporting tool.