Flex 3 SDK Downloads Look  here for a description regarding the types of SDKs available. Look here for an explanation of the different build types found on this page. Look here for an explanation of how to use a stable or nightly build in Flex Builder. Please refer to this document if you wish to target the Astro beta. Latest Milestone Release Builds| Milestone | Build | Build Date | Adobe Flex SDK | Open Source Flex SDK | Adobe Add-ons |
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| 3.5 | 3.5.0.12683 | Tue Aug 18, 2009 |  Download (ZIP, 122MB) | Download (ZIP, 26MB) | Download (ZIP, 65MB) | | 3.4 | 3.4.0.9271 | Tue Aug 18, 2009 | Download (ZIP, 122MB) | Download (ZIP, 26MB) | Download (ZIP, 65MB) | | 3.3 | 3.3.0.4852 | Thu Feb 5, 2009 | Download (ZIP, 121MB) | Download (ZIP, 24MB) | Download (ZIP, 63MB) | | 3.2 | 3.2.0.3958 | Wed Oct 29, 2008 | Download (ZIP, 118MB) | Download (ZIP, 24MB) | Download (ZIP, 63MB) | | 3.1 | 3.1.0.2710 | Fri Aug 15, 2008 | Download (ZIP, 82MB) | Download (ZIP, 23MB) | Download (ZIP, 59MB) | | 3.0 | 3.0.0.477 | Tue Feb 12, 2008 | Download (ZIP, 79MB) | Download (ZIP, 23MB) | Download (ZIP, 57MB) |
Stable Builds| Build | Build Date | Adobe Flex SDK | Open Source Flex SDK | Adobe Add-ons |
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| 3.4.1.10084 | Fri Sep 18, 2009 | Download (ZIP, 119MB) | Download (ZIP, 25MB) | Download (ZIP, 64MB) | | 3.4.0.6955 | Sat May 16, 2009 | Download (ZIP, 118MB) | Download (ZIP, 25MB) | Download (ZIP, 63MB) | | 3.3.0.4589 | Mon Jan 19, 2009 | Download (ZIP, 118MB) | Download (ZIP, 22MB) | Download (ZIP, 63MB) | | 3.2.0.3794 | Thu Oct 23, 2008 | Download (ZIP, 117MB) | Download (ZIP, 24MB) | Download (ZIP, 63MB) | | 3.0.3.2490 | Tue Jul 15, 2008 | Download (ZIP, 110MB) | Download (ZIP, 23MB) | Download (ZIP, 58MB) | | 3.0.2.2113 | Tue Jun 17, 2008 | Download (ZIP, 97MB) | Download (ZIP, 23MB) | Download (ZIP, 58MB) | | 3.0.1.1732 | Fri May 16, 2008 | Download (ZIP, 77MB) | Download (ZIP, 22MB) | Download (ZIP, 55MB) | | 3.0.1.1092 | Fri Apr 04, 2008 | Download (ZIP, 77MB) | Download (ZIP, 22MB) | Download (ZIP, 55MB) |
Nightly Builds| Build | Changes | Build Date | Adobe Flex SDK | Open Source Flex SDK | Adobe Add-ons |
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| 3.6.0.13014 | view | Thu Dec 17, 2009 | Download (ZIP, 119MB) | Download (ZIP, 25MB) | Download (ZIP, 64MB) | | 3.6.0.12961 | view | Wed Dec 16, 2009 | Download (ZIP, 119MB) | Download (ZIP, 25MB) | Download (ZIP, 64MB) | | 3.6.0.12941 | view | Tue Dec 15, 2009 | Download (ZIP, 119MB) | Download (ZIP, 25MB) | Download (ZIP, 64MB) | | 3.5.0.12824 | view | Fri Dec 11, 2009 | Download (ZIP, 119MB) | Download (ZIP, 25MB) | Download (ZIP, 64MB) | | 3.5.0.12715 | view | Thu Dec 10, 2009 | Download (ZIP, 119MB) | Download (ZIP, 25MB) | Download (ZIP, 64MB) | | 3.5.0.12547 | view | Sun Dec 06, 2009 | Download (ZIP, 118MB) | Download (ZIP, 25MB) | Download (ZIP, 63MB) | | 3.5.0.12372 | view | Thu Dec 03, 2009 | Download (ZIP, 118MB) | Download (ZIP, 25MB) | Download (ZIP, 63MB) | | 3.5.0.12311 | view | Tue Dec 01, 2009 | Download (ZIP, 118MB) | Download (ZIP, 25MB) | Download (ZIP, 63MB) | | 3.5.0.12195 | view | Wed Nov 25, 2009 | Download (ZIP, 118MB) | Download (ZIP, 25MB) | Download (ZIP, 63MB) | | 3.5.0.12119 | view | Tue Nov 24, 2009 | Download (ZIP, 118MB) | Download (ZIP, 25MB) | Download (ZIP, 63MB) |
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