Sentry.io - From error tracking to performance monitoring, developers can see what actually matters, solve quicker, and learn continuously about their applications - from the frontend to the backend.

YesBookit - Booking management system for holiday rentals

Rollbar - Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. Ruby, Python, PHP, Node.js, JavaScript, and Flash libraries available.

iGMS - iGMS provides cloud-based software for professional hosts and property managers with tools to automate and streamline your vacation rental business.

GlitchTip - GlitchTip is an open source, Sentry API compatible error tracking platform.

Bookerville - Bookerville is an online rental software for multi-property vacation rental managers that provides features to manage rental properties such as a master calendar, a channel manager, email templates, & more.