Microsoft .NET Framework End of Life Dates
Release, end of support and end of life dates for every tracked Microsoft .NET Framework version, with current status.
All products · Vendor lifecycle page · Source entry
Status as of 2026-09-23 (UTC): 13 versions tracked; 7 supported, 0 security fixes only, 0 ending within 90 days, 6 end of life.
| Version | Status | Released | Support ends | Latest |
|---|---|---|---|---|
| 4.8.1 | Supported | 2022-08-09 | Not announced | - |
| 4.8 | Supported | 2019-04-18 | Not announced | - |
| 4.7.2 | Supported | 2018-04-30 | Not announced | - |
| 4.7.1 | Supported | 2017-10-17 | Not announced | - |
| 4.7 | Supported | 2017-04-05 | Not announced | - |
| 4.6.2 | Supported | 2016-08-02 | 2027-01-12 | - |
| 4.6.1 | End of life | 2015-11-30 | 2022-04-26 | - |
| 4.6 | End of life | 2015-07-20 | 2022-04-26 | - |
| 4.5.2 | End of life | 2014-05-05 | 2022-04-26 | - |
| 4.5.1 | End of life | 2013-10-17 | 2016-01-12 | - |
| 4.5 | End of life | 2012-08-15 | 2016-01-12 | - |
| 4.0 | End of life | 2010-04-12 | 2016-01-12 | - |
| 3.5 SP1 | Supported | 2007-11-19 | 2029-01-09 | - |
Note: "Not announced" means the vendor has not published a date. "Ended (no date published)" means the source marks it ended without a date. Dates are compared as calendar days in UTC, so a date can flip up to a day earlier or later than your local calendar.
Data: endoflife.date (MIT license), snapshot 2026-09-23. Dates come from each vendor's published lifecycle. Always confirm with the vendor link before a purchase or migration decision.