List of .NET Framework versions

The .NET Framework was 1st released in beta in November 2000 and development continues today. Each version of the framework has betas, final versions, service packs, and patches associated with it.

Table of .NET Framework versions

A detailed list of these versions is found in the table below. The table does not represent a complete listing of releases for the framework.

Version Name Version Number[1] Release Date Mainstream Support Retired Extended Support Retired Service Pack Retired
PDC 2000 (Tech Preview) Release 2000.14.1812.10 2000-07-11
1.0 Beta 1 1.0.2204.21 2000-11-01
1.0 Beta 2 1.0.2914.0 2001-06-20
1.0 RTM 1.0.3705.0 2002-03-05[2] 2007-07-10[3] 2009-07-14[3] 2003-03-19
1.0 SP1 1.0.3705.209 2002-03-19 N/A N/A 2003-08-07
1.0 SP2 1.0.3705.288 2002-08-07[4] N/A N/A 2005-07-21
1.0 SP3 1.0.3705.6018 2004-08-25[4]
1.1 Final Beta 1.1.4322.510[5] 2002-10-19
1.1 RTM 1.1.4322.573 2003-04-01 2008-10-14[6] 2013-10-08[6] 2005-09-09
1.1 SP1 1.1.4322.2032 2004-08-25[5]
1.1 SP1 (Server 2003) 1.1.4322.2300 2005-03-30[5]
KB893251) 1.1.4322.2310 2005-03-25
KB927495) 1.1.4322.2407 2007-02-21
KB953297) 1.1.4322.2443 2009-10-13
2.0 Beta 1 2.0.40607.16 2004-07-03
2.0 Beta 2 2.0.50215.44 2005-04-18
2.0 RTM (x86) 2.0.50727.42 2006-01-22[7] 2011-04-12[8] 2016-04-12[8] 2009-01-13
2.0 RTM (Vista) 2.0.50727.312 2007-01-30
KB928365) 2.0.50727.832 2007-07-10
2.0 SP1 (x86) 2.0.50727.1433 2007-11-19[9] N/A N/A 2010-01-12
2.0 SP1 (x64) 2.0.50727.???? 2007-11-19[10] N/A N/A 2010-01-12
2.0 SP1 (Server 2008 and Vista SP1) 2.0.50727.1434
2.0 SP2 (installed with 3.5 SP1) 2.0.50727.3053 2009-01-16[11]
3.5 Family Update) 2.0.50727.3082 2008-12-17[11]
3.5 Family Update) 2.0.50727.???? 2009-1-26[11]
3.5 Family Update) 2.0.50727.???? 2009-1-26[11]
2.0 SP2 (XP, Server 2003 - Without 3.5 Family Update) 2.0.50727.???? 2009-1-26[12]
KB974417) 2.0.50727.3603 2009-10-13
KB976569) 2.0.50727.3607 2009-10-20
KB983583) 2.0.50727.3615 2010-08-10
2.0 SP2 (Windows Vista SP2 / Server 2008 SP2) 2.0.50727.4016
2.0 SP2 (installed with Windows 7 RC) 2.0.50727.4918 2009-05-05
2.0 SP2 (installed with Windows 7 RTM) 2.0.50727.4927 2009-10-22 (General Availability)
KB983590) 2.0.50727.4952 2010-08-10
KB2833940) 2.0.50727.3649 2013-07-09
3.0 RTM 3.0.4506.30 2006-11-21[13] 2011-04-12[14] 2017-11-04
3.0 RTM (Vista) 3.0.4506.26 2007-01-30
3.0 SP1 Beta 3.0.4506.590 2007-07-26
3.0 SP1 3.0.4506.648 2007-11-19[15]
3.0 SP2 3.0.4506.2123 2009-01-16[11]
3.0 SP2 (installed with 3.5 SP1) 3.0.4506.2254 2008-11-xx
3.5 Beta 1 3.5.20404.0 2007-04-19
3.5 Beta 2 3.5.20706.1 2007-07-26
3.5 RTM 3.5.21022.8 2007-11-20[16] 2011-04-12[14] 2018-10-04
3.5 SP1 Beta 3.5.30428.1 2008-05-10
3.5 SP1 RTM 3.5.30729.01 2008-11-18[17]
3.5 SP1 (Windows 7 Edition) 3.5.30729.4926 2009-07-13 2015-01-13[14]
KB2833946) 2.0.50727.5472 2013-07-09
4.0 Beta 1 4.0.20506 2009-05-20
4.0 Beta 2 4.0.21006 2009-10-19[18] (MSDN)

2009-10-21 (General Availability)

4.0 RC 4.0.30128.1 2010-02-10 (General Availability)
4.0 RTM[19] 4.0.30319.1 2010-04-12 (General Availability)
4.0.1 aka 4 update 1[20] 2011-04-18[21]
4.0.2[22] 2011-10-19
4.0.3[23] 2012-08-03|
4.5 Developer Preview 4.5.40805 / 4.0.30319.17020 2011-09-13
4.5 Beta (Consumer Preview) 4.5.50131 / 4.0.30319.17379 2012-02-29
4.5 RC (Release Preview) 4.5.50501 / 4.0.30319.17626 2012-05-31
4.5 RTM[24] 4.5.50709 / 4.0.30319.17929 2012-08-02 (General Availability)
4.5 January 2013 Update[25] 4.5.????? / 4.0.30319.18033 2012-11-28 (January 2013 Update)
4.5 May 2013 Update[26] 4.5.????? / 4.0.30319.18046 2013-04-01 (May 2013 Update)
4.5.1 October 2013 Update[27] 4.0.30319.18408 2013-10-12

See also

References

External links

  • Product web site
  • Vendor web site

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