At the core of OSSI is the membership. Members are government and industry employees, experts, professionals, students and academics all with a common goal to promote the adoption of open source software in the government. Members have access to the latest technical information, industry news and changes, technology and business opportunities.

OSSI is a grass roots organization representing a diverse group of committed people, organizations, agencies and institutions. The membership is the leadership and the workforce.

OSSI is rapidly growing and extremely strong because of its membership and their committment.