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SF Open Source Voting TAC

Official site of the San Francisco Open Source Voting System Technical Advisory Committee (OSVTAC)


The San Francisco Open Source Voting System Technical Advisory Committee (OSVTAC) was formed in April 2017 by the San Francisco Elections Commission.


The committee’s bylaws can be found on the Commission’s OSVTAC page.

Reports to the Commission

For reports to the Commission, see the “Reports to the Commission” section of the Communications page.


To send an email to the full Committee, you can email elections.commission@sfgov.org. Address your message to OSVTAC in the body of your message, and the Commission Secretary will forward your message to all of the members.

For individual email addresses of some of the committee members, see the Members page.

Project Recommendations

The committee is actively developing recommendations on the San Francisco open source voting system project. For the latest version of these recommendations, see:

You can see a history of all changes here.

To provide comments on the committee’s recommendations, you can email your feedback to the committee. Contact information can be found in the Contact section above.

Alternatively, if you have a GitHub account and are familiar with Markdown, you can view the GitHub repository for the recommendations and follow the instructions in the README file for providing feedback.

At its November 2017 meeting, the committee voted that its recommendations document be licensed under a Creative Commons Attribution-ShareAlike 4.0 International License (CC BY-SA 4.0). Thus, individuals suggesting specific wording must agree to their contributions being licensed under CC BY-SA 4.0 before the committee can include it.

The committee may discuss and/or vote on your suggestions at a future meeting. Note that because of San Francisco’s Sunshine Ordinance and other open government laws, the committee is limited in how it can collaborate outside of meetings on committee matters. Committee members are able to see and read your comments and suggestions, but they cannot necessarily respond publicly as individuals.