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Apache Pulsar 4.1 vs 4.0

Version Support Lifecycle Comparison

vs

Version 4.1

4.1
Ending Soon
Release Date2025-09-08
Support Ends-
EOL Date2026-03-08
Days Left5 days
Latest Version4.1.2

Version 4.0

4.0
LTS
Active
Release Date2024-10-21
Support Ends-
EOL Date2026-10-21
Days Left232 days
Latest Version4.0.8

💡 Upgrade Recommendation

We recommend upgrading from 4.1 to 4.0. 4.0 has a longer support lifecycle.

About Version Comparison

This page compares Apache Pulsar versions 4.1 and 4.0. Learn about each version's release date, support end date, and EOL (End of Life) date to make informed upgrade decisions.