FOSS.IN, previously known as Linux Bangalore, was an annual free and open source software (FOSS) conference, held in Bangalore, India from 2001 to 2012. From 2001 to 2004, it was known as Linux Bangalore, before it took on a new name and wider focus. During its lifetime, it was one of the largest FOSS events in Asia, with participants from around the world. It focused on the technical and software side of FOSS, encouraging development and contribution to FOSS projects from India. The event was held every year in late November or early December.