The festival, which lasts until June 24, is considered to be one of the biggest and most important European open-air music events.
This year, the festival's venues will be expanded to include one more island on Lake Jarun, where the organisers plan to set up a new camping site for visitors.
Numerous foreign and domestic visitors praise the festival's visitor camp as one of the best equipped festival camps. Campers have at their disposal a number of amenities such as hot water, wireless Internet, cell phone and laptop charging units, lockers, etc.
The camping site has its own shop, beach and a small stage.
Visitors can participate in various entertainment and sport programmes at Jarun, take part in workshops or go on excursions.
The other artists participating in this year's festival edition are La Roux, Paolo Nutini, Black Rebel Motorcycle Club, Death Cab For Cutie, Of Monsters and Men, Future Islands, Kate Tempest, Frank Turner, Azizi Brahim, Batida, Eagles of Death Metal and We Are Shining.
The festival's previous editions featured some of the greatest names of world music today - Morissey, Franz Ferdinand, Iggy Pop & The Stooges, Nick Cave & The Bad Seeds, Prodigy, Moby, Massive Attack, Kraftwerk, Jamiroquai, New Order, Arctic Monkeys and many others.
Last year's festival was visited by as many as 70,000 people and 4,000 campers from more than 50 countries.
The Times has for two consecutive years put INmusic on the list of Europe's 20 best summer music festivals.
New Musical Express, one of the most influential international magazines that has set trends in music since 1952, has published six reasons to visit INmusic festival on its web site.