OpenBiblio with Z39.50 MARC Lookup add-on provided our high school library with express cataloging. In just a few weeks we updated our main collection and circulation increased more than 300%.
Supplement with our best practices included:
OpenBiblio 0.5.1 is still beta software.
Check the Roadmap  (currently semi-official).
Platform requirements: PHP (YAZ enabled for Lookup add-on), MySQL.
OpenBiblio Release files  contain not just scripts needed for using but also: