Microsoft .NET 2.1

end of lifeno security fixes since 2021-08-21

Microsoft .NET 2.1 reached end of life 5 years ago.

Supported now: Microsoft .NET 8 (LTS until 2026-11-10), Microsoft .NET 9 (until 2026-11-10), Microsoft .NET 10 (LTS until 2028-11-14)

Facts

Released
(8 years ago)
Security support ended
(5 years ago)
Latest release
2.1.30, (5 years ago)
LTS
yes
Source
endoflife.date (checked 2026-09-09)

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