CouchDB http://couchdb.apache.org Installed CouchDB on Oct 10, 2014. @apt-get install couchdb@ It installed version 1.0.1. Version 1.6.1 is available. hr. https://launchpad.net/~couchdb/+archive/ubuntu/stable bc. # install the ppa-finding tool # for 12.04 release sudo apt-get install python-software-properties -y bc. # for 14.04 release sudo apt-get install software-properties-common -y bc. # add the ppa sudo add-apt-repository ppa:couchdb/stable -y bc. # update cached list of packages sudo apt-get update -y bc. # remove any existing couchdb binaries sudo apt-get remove couchdb couchdb-bin couchdb-common -yf bc. # see my shiny goodness - note the version number displayed and ensure its what you expect sudo apt-get -f install sudo apt-get install -V couchdb bc. # manage via upstart sudo stop couchdb couchdb stop/waiting bc. # update /etc/couchdb/local.ini with 'bind_address=0.0.0.0' as needed sudo start couchdb couchdb start/running, process 17422 bc. # check version couchdb -V couchdb - Apache CouchDB 1.6.1 Good. Up to date. Oct 10, 2014 old post: http://blog.woobling.org/2009/05/why-i-dont-use-couchdb.html h2. Perl http://search.cpan.org/dist/CouchDB-Client/lib/CouchDB/Client.pm The above main module is outdated or oldish, 2008-2009. http://cpanratings.perl.org/dist/CouchDB-Client bq. _"Generally, when I have a choice I prefer AnyEvent::CouchDB."_ @perl -MCPAN -e 'install CouchDB'@ #database - #nosql - #json