The Board of Open Schooling and Skill Education (BOSSE), Sikkim, is an open schooling board that aims to cater to the varied academic needs of the divergent group of students up to pre-degree level including Secondary/Senior Secondary, skill and vocational education. BOSSE is open schooling education board in Sikkim, was established under Act No. 14 of 2020 of the Sikkim Legislative Assembly, passed on 21-09-2020, according to the Sikkim Act 2020 to promulgate and disseminate the open schooling education at state & national level.