https://extensions.joomla.org/extension/extension-specific/extensions-specific-non-sorted/vik-channel-manager/
Vik Channel Manager, by e4j Extensions for Joomla - Joomla Extension Directory
The very first native Hotel Channel Manager extension for Joomla! It works together with Vik Booking to synchronize Availability, Rates, Inventory and Bookings...
vik channel managerextensions for joomladirectory