See the full Roadmap at: http://www.mediawiki.org/wiki/Roadmap
And the diff for this last update: http://www.mediawiki.org/w/index.php?title=Roadmap&diff=711356&oldid...
Highlights:
= Search = * With the new search engineer on board, Nik, working with Chad on search the current plan for rolling out the Solr-backed search engine is thus: ** June: prototype in Labs ** July: deployed to test2.wikipedia ** Aug: deployed to mediawiki.org ** Oct: deployed to English Wikipedia ** Dec: deployed to all wikis
= Performance = * With other performance options still on the table, we are looking closely at HipHop and hope to have the ability to use it by August of this year. ** See also: https://www.mediawiki.org/wiki/Site_performance_and_architecture
= Authentication Systems = * Complete CentralAuth/SUL revamp in June * In July do OAuth deployment, OpenID development, and limited OpenID provider deployment for use in Labs
Best,
Greg