- [Easy!Appointments](https://easyappointments.org/) - A highly customizable web application that allows your customers to book appointments with you via the web. ([Demo](https://easyappointments.org/demo/), [Source Code](https://github.com/alextselegidis/easyappointments)) `GPL-3.0``PHP`
- [Easy!Appointments](https://easyappointments.org/) - A highly customizable web application that allows your customers to book appointments with you via the web. ([Demo](https://easyappointments.org/demo/), [Source Code](https://github.com/alextselegidis/easyappointments)) `GPL-3.0``PHP`
- [QloApps](https://qloapps.com/) - An open-source, customizable and intuitive web-based hotel reservation system and a booking engine. ([Demo](https://demo.qloapps.com/), [Source Code](https://github.com/webkul/hotelcommerce)) `OSL-3.0``PHP`
- [QloApps](https://qloapps.com/) - An open-source, customizable and intuitive web-based hotel reservation system and a booking engine. ([Demo](https://demo.qloapps.com/), [Source Code](https://github.com/webkul/hotelcommerce)) `OSL-3.0``PHP/Nodejs`
- [Seatsurfing](https://seatsurfing.app/) - Webbased app to book seats, desks and rooms for offices. ([Demo](https://seatsurfing.app/get-started/), [Source Code](https://github.com/seatsurfing/backend)) `GPL-3.0``Docker`
- [Seatsurfing](https://seatsurfing.app/) - Webbased app to book seats, desks and rooms for offices. ([Demo](https://seatsurfing.app/get-started/), [Source Code](https://github.com/seatsurfing/backend)) `GPL-3.0``Docker`