Logstash 9.1

End of life

9.1.10 Release notes ↗

Is Logstash 9.1 still supported?

No

Logstash 9.1 reached end of life on Feb 3, 2026 (8 months ago). It no longer gets updates, including security fixes. Upgrade to Logstash 9.5 (latest 9.5.5).

Released
Jul 29, 2025
End of life
Feb 3, 2026
8 months ago
Latest version
9.1.10
Jan 13, 2026

Upgrade path

The recommended upgrade is Logstash 9.5, currently at 9.5.5.

Quick answers

Is Logstash 9.1 still supported?
No. Logstash 9.1 reached end of life on Feb 3, 2026 (8 months ago). It no longer gets updates, including security fixes. Upgrade to Logstash 9.5 (latest 9.5.5).
When is Logstash 9.1 end of life?
Logstash 9.1 reached end of life on Feb 3, 2026. It gets no more updates, including security fixes.
What is the latest version of Logstash 9.1?
The latest Logstash 9.1 release is 9.1.10, released on Jan 13, 2026.
When was Logstash 9.1 released?
Logstash 9.1 was released on Jul 29, 2025.
What should I upgrade Logstash 9.1 to?
The recommended upgrade is Logstash 9.5, currently at 9.5.5.

Other Logstash branches

All 11 →
  • 9.5 Supported
  • 9.4 Supported
  • 9.3 End of life
  • 9.2 End of life
  • 9.1 End of life
  • 8.19 Supported
  • 8.18 End of life
  • 9.0 End of life
  • 8.17 End of life
  • 7 End of life
  • 6 End of life

← Logstash 8.19 Logstash 9.2 →

Logstash 9.1 release history

RSS

Release dates for 11 Logstash 9.1 versions, newest first.

  1. 9.1.10
  2. 9.1.9
  3. 9.1.8
  4. 9.1.7
  5. 9.1.6
  6. 9.1.5
  7. 9.1.4
  8. 9.1.3
  9. 9.1.2
  10. 9.1.1
All 11 releases
  1. 9.1.0

Keep track

Logstash 9.1 latest version badge

Official release policy · Checked 6 hours ago