To promote and protect open source...

As a global non-profit, The Open Source Initiative (OSI) protects and promotes open source software, development and communities, championing software freedom in society through education, collaboration, and infrastructure, stewarding the Open Source Definition (OSD), and preventing abuse of the ideals and ethos inherent to the open source movement. See our about and history pages for more.

Open source software is software that can be freely used, changed, and shared (in modified or unmodified form) by anyone. Open source software is made by many people, and distributed under licenses that comply with the Open Source Definition.

News

Open Source Elections System: Update from City & County of San Francisco, California USA

The OSI has has voiced our support to recent efforts by the City and County of San Francisco's Department of Elections to develop an open source voting system. The following is an update provided to the OSI from Commissioner and Vice President of the Elections Commission, Chris Jerdonek.

A lot has happened this past month in the movement for San Francisco to develop and certify the country's first open source voting system!

OSI's Comments to the White House Office of Management and Budget Regarding the "Federal Source Code Policy"

Note: The following comments were submitted to the White House Office of Management and Budget, regarding the "Federal Source Code Policy" on behalf of the OSI https://github.com/WhiteHouse/source-code-policy/issues/227

Introduction

Thoughts on Leaving the OSI Board

After six years (two terms), this week marks the end of my time on the Board of Directors of the Open Source Initiative (OSI). While I plan to remain involved with open source issues and with the Board, the end of my service on the Board is a significant personal milestone, so I thought that I would briefly reflect on the past six years for open source, and especially the OSI.