Library Technology Guides

Marketshare Report

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Library Management Systems used in Public Libraries in the United States

These graphs indicate what automation systems are used by Public libraries in based on information recorded in the libraries.org database. Keep in mind that libraries.org may not include all the libraries that use any given product.

Automation Systems Installed

Counting by Library Facilities . You can click on each pie slice in the chart below to view lists of libraries that use them.

Total number of library organizations: 1101.


Product Distribution
ProductCountPercent
Sierra 240 (22%)
Symphony 224 (20%)
Polaris 185 (17%)
Horizon 182 (17%)
Carl.X 106 (10%)
Koha -- ByWater Solutions 63 (6%)
Millennium 57 (5%)
Library.Solution 14 (1%)
Apollo 11 (1%)
AGent VERSO 9 (1%)
Unknown 2 (0%)
Voyager 2 (0%)
Carl 2 (0%)
Koha -- LibLime 1 (0%)
Destiny 1 (0%)
EOS.Web 1 (0%)
None 1 (0%)