Its
ITS, its or it's may refer to:
Language
- It's, an English contraction of it is or it has
 - Its (pronoun), the possessive form of the pronoun it
 - Itsekiri language (ISO 639 language code 
its), a language found in Nigeria and the Niger Delta 
Arts and entertainment
- Improvisational Tribal Style, a subgenre of Tribal Style belly dance
 - It's (EP), by Teen Top, 2012
 
Businesses
- Illinois Traction System, an American railroad
 - Industrial Tomography Systems, a manufacturer of process visualization systems based upon the principles of tomography
 - International Transportation Service, an American container terminal company
 
Education
- Indian Theological Seminary, an interdenominational seminary in India
 - Sepuluh Nopember Institute of Technology (Institut Teknologi Sepuluh Nopember), a public engineering institute in Surabaya, Indonesia
 - Institute for Transport Studies, University of Leeds (ITS Leeds)
 - Institute of Technological Studies, Sri Lanka
 - Institute of Technology, Sligo, Ireland
 - Institute of Transportation Studies, University of California Berkeley, Davis, Irvine and Los Angeles
 
Organizations
- Identity, Tradition, Sovereignty, a former political grouping in the European Parliament
 - Indian Telecommunication Service, an organised civil service of Government of India
 - Indian Trade Service
 - International Thespian Society, an honorary organization for high school and middle school theatre students
 - International Tracing Service
 - International trade secretariat
 - International Typographers' Secretariat, a former international trade secretariat
 - Irish Texts Society, promoting the study of literature
 - Irish Thoracic Society
 - Islamic Texts Society, an educational charity based in Cambridge, UK
 - Islamic Thinkers Society
 - Individualists Tending to the Wild (Individualistas Tendiendo a lo Salvaje), an eco-extremist terrorist group in Mexico
 
Science and technology
Computing
- Incompatible Timesharing System, a computer operating system
 - Intelligent tutoring system, an artificial intelligence system used for tutoring
 - Internationalization Tag Set, a W3C recommendation for internationalizing XML
 - Issue tracking system, computer software that manages product issues
 
Other science and technology
- Inverse transform sampling, a method for generating random numbers from various probability distribution
 - Internal transcribed spacer, a section of DNA located within a set of ribosomal genes
 - Interrupted time series, a time series of data known to be affected by interventions
 
Vehicular and transport
- ITS, a ship prefix associated with the Marina Militare, the Italian Navy of the Republic of Italy
 - Intelligent transportation system, transportation infrastructure information technology
 - Interplanetary Transport System, a project by SpaceX to develop a system capable of transporting humans and cargo to Mars and other destinations in space
 - Inter-State Aviation (ICAO airline code 
ITS), U.S. airline; see List of airline codes (I) 
Other uses
- Integrated Truss Structure, a component of the International Space Station
 
See also
- International Temperature Scale of 1990 (ITS-90), a temperature calibration standard for measurements in units of kelvin and degrees Celsius
 - Network 10, which launched as the Independent Television System
 - All pages with titles beginning with ITS
 - All pages with titles beginning with ItS
 - All pages with titles beginning with Its
 - All pages with titles containing its
 - IT (disambiguation) for the singular of ITs
 - lTS (disambiguation)