Limited-Time Offer

Get Extra 20% off on FullCharge Yearly Plan — available for first 10 users only. Don’t miss out! 🚀

Poseidon · Version history

Poseidon changelog and version history

Latest version: 2.4.3; Jun 13, 2026 (4 months ago)
Releases: 68; since 2015
In the last year: 2; about one every 177 days
Requires: WordPress 5.2; PHP 5.6 or later

Releases each year

20151 release
201616 releases
201712 releases
20186 releases
20198 releases
20207 releases
202110 releases
20224 releases
20241 release
20252 releases
20261 release

20261 release

Poseidon 2.4.3Latest
Jun 13, 2026

20252 releases

Poseidon 2.4.2
Dec 18, 2025
Poseidon 2.4.1
Jan 4, 2025

20241 release

Poseidon 2.4.0
Jan 25, 2024

20224 releases

Poseidon 2.3.9
Oct 20, 2022
Poseidon 2.3.8
Aug 23, 2022
Poseidon 2.3.7
Jul 12, 2022
Poseidon 2.3.6
Feb 24, 2022

202110 releases

Poseidon 2.3.5
Nov 5, 2021
Poseidon 2.3.4
Aug 26, 2021
Poseidon 2.3.3
Aug 19, 2021
Poseidon 2.3.2
Jul 20, 2021
Poseidon 2.3.1
Jun 6, 2021
Poseidon 2.3
Jun 5, 2021
Poseidon 2.2.3
Mar 25, 2021
Poseidon 2.2.2
Mar 11, 2021
Poseidon 2.2.1
Mar 9, 2021
Poseidon 2.2
Feb 13, 2021

20207 releases

Poseidon 2.1.1
Oct 5, 2020
Poseidon 2.1
Sep 16, 2020
Poseidon 2.0.2
Aug 24, 2020
Poseidon 2.0.1
Aug 21, 2020
Poseidon 2.0
Aug 19, 2020
Poseidon 1.9
Apr 21, 2020
Poseidon 1.8.5
Apr 6, 2020

20198 releases

Poseidon 1.8.4
Nov 18, 2019
Poseidon 1.8.3
Nov 12, 2019
Poseidon 1.8.2
Oct 23, 2019
Poseidon 1.8.1
Sep 10, 2019
Poseidon 1.8
Aug 16, 2019
Poseidon 1.7.4
Jul 10, 2019
Poseidon 1.7.3
May 7, 2019
Poseidon 1.7.2
Mar 25, 2019

20186 releases

Poseidon 1.7.1
Nov 12, 2018
Poseidon 1.7
Nov 6, 2018
Poseidon 1.6.1
Sep 3, 2018
Poseidon 1.6
Jun 9, 2018
Poseidon 1.5
Apr 17, 2018
Poseidon 1.4.3
Jan 11, 2018

201712 releases

Poseidon 1.4.2
Oct 31, 2017
Poseidon 1.4.1
Aug 31, 2017
Poseidon 1.4
Aug 9, 2017
Poseidon 1.3
Jul 5, 2017
Poseidon 1.2.5
Jun 19, 2017
Poseidon 1.2.4
May 15, 2017
Poseidon 1.2.3
Apr 24, 2017
Poseidon 1.2.2
Mar 21, 2017
Poseidon 1.2.1
Mar 20, 2017
Poseidon 1.2
Mar 17, 2017
Poseidon 1.1.8
Feb 3, 2017
Poseidon 1.1.7
Feb 2, 2017

201616 releases

Poseidon 1.1.6
Dec 19, 2016
Poseidon 1.1.5
Dec 5, 2016
Poseidon 1.1.4
Nov 23, 2016
Poseidon 1.1.3
Nov 8, 2016
Poseidon 1.1.2
Sep 15, 2016
Poseidon 1.1.1
Aug 24, 2016
Poseidon 1.1.0
Jul 21, 2016
Poseidon 1.0.9
Jul 8, 2016
Poseidon 1.0.8
Jun 14, 2016
Poseidon 1.0.7
May 10, 2016
Poseidon 1.0.6
Apr 13, 2016
Poseidon 1.0.5
Mar 16, 2016
Poseidon 1.0.4
Mar 8, 2016
Poseidon 1.0.3
Feb 5, 2016
Poseidon 1.0.2
Feb 3, 2016
Poseidon 1.0.1
Jan 26, 2016

20151 release

Poseidon 1.0
Nov 13, 2015

Questions about Poseidon’s releases

What is the latest version of Poseidon?

2.4.3, released on Jun 13, 2026 (4 months ago).

How often is Poseidon updated?

2 releases in the last year, about one every 177 days. Its first release on WordPress.org dates from November 2015.

Know when your rivals ship

Track your theme and its rivals: TrackWP sees each new release in the nightly snapshot and alerts you, with what it did to their rank.

Release dates come from the day each version’s folder was made in Poseidon’s WordPress.org SVN repository.