Flex SDK Wiki

# History of Flex 2002 | Macromedia coins the term Rich Internet Application (RIA) and after a few precursors begins development on a project codenamed "Royale". 2003| Royale demoed at Macromedia MAX. 2004| Flex 1.0 released in March. Flex 1.5 released in November. 2005|Flash Player introduces new virtual machine that improves performance by an order of magnitude. Development begins on Flex 2, a rewrite intended to leverage new Flash Player capabilities. Flex 2 Alpha released at MAX in October. Macromedia Labs introduced. Adobe acquires Macromedia in December. 2006|Flex 2 released in June. 2007|Flex 2.0.1 released in January. Adobe announces Flex moving to open source in April. Flex 3 Beta released in June. Public bug system goes live. 2008|Flex 3 released in February and open source site goes live.| |2010|Flex 4 released in March.|