Codenamed "Lucid Lynx", this is the third Long Term Support (LTS) release of Ubuntu. Released April 2010, and no longer supported since May 2013 on Desktops and April 2015 on Servers. Questions about unsupported versions are likely to be closed as off-topic.
Other Ubuntu Flavors available under 10.04 LTS:
- Ubuntu Studio
Ubuntu Editions available under 10.04:
Questions about any edition of this version are considered off-topic since it reached its end of life.