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Express

Framework

Express 5 is the newest actively maintained release, currently at patch 5.2.1. 3 of 5 tracked cycles remain supported. The next cycle scheduled to reach end-of-life is 3, on July 5, 2015.

Latest version

5.2.1

Dec 1, 2025

Actively maintained cycles

2

of 5 tracked

Total cycles tracked

5

since Nov 16, 2010

Support pattern

How Express has behaved across the cycles tracked here, rather than what its policy documents state. Useful for judging how much runway a version is likely to have before you commit to it.

Typical support window

16 months

median of 3 completed cycles

New cycle roughly every

18 months

median gap between releases

Compared with framework

−3 mo

shorter than the framework median

Computed from release and end-of-life dates tracked for Express. Medians are used rather than averages so one unusually short or long release does not skew the figure. Cycles with no recorded end-of-life date are excluded from the support window.

Release lifecycle

Actively maintainedSecurity support onlyEnd of life
Today
5Latest
5.2.1 · Dec 1, 2025
4
4.22.2 · May 11, 2026
3
EOL Jul 5, 2015
2
EOL Jul 1, 2012
1
EOL Mar 1, 2011
2011201220132014201520162017201820192020202120222023202420252026

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