You can find the 2.0 stable documentation here : http://ez.no/doc/extensions/ez_find
And the brand new version of eZFind ( 2.0 stable ) available for download here : http://ez.no/ezfind/download
Here is the release brief, for you to know what's new in it : http://ez.no/company/news/ez_systems_releases_apache_solr_based_open_source_enterprise_search_solution_ez_find_2_0
Enjoy !
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Nicolas Pastorino
Director Community - eZ
Member of the Community Project Board