Vigia

OpenTofu 1.9 end of life (EOL) date and support status

End of life End of life since 2026-05-14 (147 days ago)

Upgrade: OpenTofu 1.9 no longer receives fixes. Supported cycles: 1.13, 1.12.

ProductOpenTofu
Version cycle1.9
StatusEnd of life
Released2025-01-09
Active support until—
End of life2026-05-14
Latest version1.9.4 (2025-09-03)
Last verified2026-10-08

All OpenTofu versions → · Source: endoflife.date

Frequently asked questions

Is OpenTofu 1.9 end of life?

Yes. End of life since 2026-05-14 (147 days ago). It no longer receives security or bug fixes.

When does OpenTofu 1.9 reach end of life?

OpenTofu 1.9 reached end of life on 2026-05-14.

When was OpenTofu 1.9 released?

OpenTofu 1.9 was first released on 2025-01-09.

What is the latest OpenTofu 1.9 version?

The latest 1.9 release is 1.9.4, published on 2025-09-03.

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/opentofu/1.9