Rangga Purnama Aji is an Indonesian composer, producer, and video artist. He is also the Program Director of October Meeting – Contemporary Music & Musicians, a non-profit meeting space for thought, artistic and scientific research, and critical activities towards the development of sound arts. Rangga’s work ranges from score-based acoustic music to free improvisation, live coding, electro-acoustic/electronic music, sound art, soundscape composition, video art, and digital art. His artistic practice tries to examine many possibilities and visions based on his Javanese and Sundanese background, empirical references, thoughts toward life, human relation, and mysticism, to create alternative impressions and meaning.