Specific Voting Systems

Clear Voting (open source)
Diebold
EqualiVote
ES&S
Hart Intercivic
Inkavote
Open Voting Solutions (open source)
Sequoia
Vote-Pad

Voting Systems by State

www.ElectionLine.org/Default.aspx?tabid=1099

http://verifiedvoting.org/verifier/ (2008)

Lists of Systems

Malfunctions and Miscounts, Sorted by Vendor
www.VotersUnite.org/info/messupsbyvendor.asp

Electronic Voting Machine Quick Reference Guides - 2006
www.EFF.org/Activism/E-voting/protection.php

Black Box Voting has information on the various companies & systems
www.BbvForums.org/forums/messages/2197/2994.html (systems)
www.BbvForums.org/forums/messages/7659/7659.html (companies)

Verified Voting has published a list of demos, manuals and information sheets from the vendors
www.verifiedvoting.org/article.php?list=type&type=63

Links to voting system companies
www.VerifiedVotingFoundation.org/article.php?id=5041
www.CalVoter.org/issues/votingtech/vtcompanies.html

California state certification documents
www.ss.ca.gov/elections/elections_vs.htm
www.ss.ca.gov/elections/elections_vs2.htm (technical docs)

Ohio state review documents ("Everest",12/07)
www.sos.state.oh.us/sos/info/everest.aspx?Section=3180

Colorado state certification documents
http://www.elections.colorado.gov/DDefault.aspx?tid=501

EAC Voting System Reports Clearinghouse
www.eac.gov/clearinghouse/state-local-voting-system-reports/

Nobody, and no machine, should be counting American votes in secret.