Alcheringa, popularly known as "Alcher", is the annual cultural festival of Indian Institute of Technology (IIT), Guwahati. It was started in 1996 by a group of students of IIT Guwahati. Since its inception, Alcher has served as a pioneer of art & culture for the youth. In a short span of 24 years, it has grown exponentially and is now one of the biggest college level socio-cultural fest in India. Alcheringa is conducted towards the end of January every year. Spread over 3 days and 4 nights, it attracts people from all over the world with its spectacular events and competitions. The 2018 edition, held from 1st-4th February, witnessed more than 80 events. Students from about 450 colleges from all over the country participated and an attendance of more than 100,000 people was estimated.