The prehistory of the Open Source Initiative includes the entire history of Unix, Internet free software, and the hacker culture. OSI was formed as an educational, advocacy, and stewardship organization at a cusp moment in the history of that culture.
The immediate chain of events that was to lead to the formation of OSI began with the publication of Eric Raymond's paper The Cathedral and the Bazaar in 1997. In this paper, Raymond pioneered a new way of understanding and describing the folk practices of the hacker
Introduction
Open source doesn't just mean access to the source code. The distribution terms of open-source software must comply with the following criteria:
1. Free Redistribution
The license shall not restrict any party from selling or giving away the software as a component of an aggregate software distribution containing programs from several different sources. The license shall not require a royalty or other fee for such sale.
2. Source Code
The Open Source Initiative (OSI) is a California public benefit corporation, with 501(c)3 tax-exempt status, founded in 1998.
The OSI are the stewards of the Open Source Definition (OSD) and the community-recognized body for reviewing and approving licenses as OSD-conformant.