Vigia

Microsoft .NET 3.0 end of life (EOL) date and support status

End of life End of life since 2020-03-03 (2410 days ago)

Upgrade: Microsoft .NET 3.0 no longer receives fixes. Supported cycles: 10, 9, 8.

ProductMicrosoft .NET
Version cycle3.0
StatusEnd of life
Released2019-09-23
Active support until—
End of life2020-03-03
Latest version3.0.3 (2020-02-19)
Last verified2026-10-08

All Microsoft .NET versions → · Source: endoflife.date

Frequently asked questions

Is Microsoft .NET 3.0 end of life?

Yes. End of life since 2020-03-03 (2410 days ago). It no longer receives security or bug fixes.

When does Microsoft .NET 3.0 reach end of life?

Microsoft .NET 3.0 reached end of life on 2020-03-03.

When was Microsoft .NET 3.0 released?

Microsoft .NET 3.0 was first released on 2019-09-23.

What is the latest Microsoft .NET 3.0 version?

The latest 3.0 release is 3.0.3, published on 2020-02-19.

Give your AI agent these facts

Vigia is a free MCP server: your coding agent checks versions, breaking changes and vulnerabilities before it writes code. No signup, no API key.

claude mcp add --transport http vigia https://vigia.coredls.cloud/mcp

Add to CursorAdd to VS Code★ Star on GitHub

Any other MCP client
{ "mcpServers": { "vigia": { "url": "https://vigia.coredls.cloud/mcp" } } }

Agent skill (SKILL.md): tells the agent when to use Vigia · GitHub Action for pull requests

For agents

GET https://vigia.coredls.cloud/v1/eol/dotnet/3.0