Lansdowne writes: King County Library System, the public-library system in Microsoft's backyard of King County, Washington, has begun replacing its proprietary online library catalog with the open-source Evergreen catalog. In the transition FAQ, the library says they had numerous change requests that the catalog vendor was only willing to make at up to $20,000 per request, so they decided to go with OSS to give themselves "beneficial control over the development, maintenance, reliability and adaptability of our most essential system and the associated costs." Evergreen has been covered on Slashdot before.
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