Channel Manager - Channel manager is hotel booking software system allowing your hotel bookings done automatically, monitors & update all your guest indexing with detailed information.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
BookingHound - BookingHound offers an online booking & reservation system perfect for managing Training, Activities, Events, Tours and Appointments. Free to use!
Standard Notes - A safe place for your notes, thoughts, and life's work
Hotel Genius - Cutting edge hotel website integrated with an online booking engine and with a mobile concierge app.
Joplin - Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor.