Ibus or IBus may refer to:

• Intelligent Input Bus (IBus), an input-method framework for Unix-like computer operating-systems

• iBus (London), an Automatic Vehicle Location system used on London's buses

• iBus (Indore), BRT buses of Indore

• International Bitterness Units scale (IBUs), a measure of the bitterness of beer

• iBUS (device), a bus-monitoring and -management device for road transport systems

See also

• Ibis