The Evergreen Index, September, 2009


This Evergreen Index (with apologies to Harper’s Index) was created in honor of Evergreen’s third birthday, September 5, 2009. Feel free to use the comments field to add your own “Evergreen Index” memories, and also see this blog post with commemorative comments from key people Present at the Creation.

Note: because Evergreen is open source—free to download, free to use—actual statistics for Evergreen are at best estimates.

All calculations as of August, 2009.

The September, 2009 Evergreen Index

Libraries known to run Evergreen as of September 5, 2006: 248

Libraries known to run Evergreen as of September 5, 2009: 454

Weddings among Evergreen instructors since September 5, 2009: 1

Country of wedding: Czechoslovakia

Children known to have been born to Evergreen developers since September 5, 2006: 4

Employees at Equinox Software in 2007: 4

Employees at Equinox Software in 2009: 20

Number of major Evergreen releases since September 5, 2006: 6

Total lines of code written for Evergreen, including OpenSRF, as estimated with  SLOCCount: 118,364

Number of languages used in Evergreen code: 6

Language found most often: Perl (56,344 lines of code, or 47.60%)

Type libraries running Evergreen in 2006: 1 (Public)

Type libraries running Evergreen in 2009: 4+ (Public, Academic, Special, School, Tribal)

Countries believed to have at least one library running Evergreen in a live production environment: 7

Holdings, inclusive of book and serial volumes, of largest known public and academic Evergreen libraries: Grand Rapids Public Library (1,130,202); University of Windsor (1,373,197)

Known Evergreen library farthest from the state of Georgia: Mahatma Education Society, Maharashtra, India

Number of vendors known to offer Evergreen services: 6

Number of editors on the Evergreen wiki: 110

Projected and actual attendance for the first-ever Evergreen Conference, held May 2009: 150, 155

Available languages when Evergreen went live: 1 (English)

Known language translations available for Evergreen in 2009: 5 (U.S. English, Canadian English, Canadian French, Armenian, and Czech), plus a partial Chinese translation

Smallest known population served of all known Evergreen public libraries: Alert Bay, British Columbia (population served: 629)

Total population served of all known Evergreen public libraries: 6,088,151