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Apache Pulsar 4.1 vs 4.2

Version Support Lifecycle Comparison

vs

Version 4.1

4.1
End of Life
Release Date2025-09-08
Support Ends-
EOL Date2026-03-08
Days LeftExpired 180 days ago
Latest Version4.1.3

Version 4.2

4.2
Ending Soon
Release Date2026-03-24
Support Ends-
EOL Date2026-09-24
Days Left20 days
Latest Version4.2.4

💡 Upgrade Recommendation

We recommend upgrading from 4.1 to 4.2. 4.2 has a longer support lifecycle.

About Version Comparison

This page compares Apache Pulsar versions 4.1 and 4.2. Learn about each version's release date, support end date, and EOL (End of Life) date to make informed upgrade decisions.