Ubiquity is a synonym for omnipresence, the property of being present everywhere.
Ubiquity may also refer to:
- Ubiquity (software), a simple graphical installer made for the Ubuntu operating system
- Ubiquity Records, an American music label
- Ubiquity (role-playing game system), a universal RPG system
- Ubiquity (Firefox), an experimental extension for the Firefox browser
- Ubiquity (Symantec), a security technology created by Symantec
- Ubiquity (Technology), a Software & IT Company in Bangladesh founded by Asterisk Corporation
- Ubiquity (Technology Consulting), a Software & IT Consulting Company in India founded by Abhay Negi
- Ubiquity (Local Search), a Location-based Search Engine also known as ubqty
- Ubiquiti Networks (Technology), a Network Hardware/Software company also known as ubnt