Runtime support schedule
This page provides key dates for App Engine standard environment language runtimes as described in the
Runtime lifecycle page.
Based on qualification and stability of releases, availability and key dates
might be delayed. Revisit this page to stay up to date.
Go
Runtime
Environment
Runtime ID
End of support
Deprecated
Decommissioned
Go 1.26 (Preview)
Ubuntu 24.04
go126
Go 1.25
Ubuntu 22.04
go125
Go 1.24
Ubuntu 22.04
go124
Go 1.23
Ubuntu 22.04
go1232026-08-21
2027-08-21
Go 1.22
Ubuntu 22.04
go1222026-07-28
2027-07-28
Go 1.21
Ubuntu 22.04
go1212026-03-03
2027-03-03
Go 1.20
Ubuntu 22.04
go1202024-11-01
2025-11-01
Go 1.19
Ubuntu 22.04
go1192024-04-30
2025-04-30
Go 1.18
Ubuntu 22.04
go1182024-01-30
2025-01-31
Go 1.16
Ubuntu 18.04
go1162024-01-30
2025-01-31
Go 1.15
Ubuntu 18.04
go1152024-01-30
2025-01-31
Go 1.14
Ubuntu 18.04
go1142024-01-30
2025-01-31
Go 1.13
Ubuntu 18.04
go1132024-01-30
2025-01-31
Go 1.12
Ubuntu 18.04
go1122024-01-30
2025-01-31
Go 1.11
Ubuntu 18.04 (App Engine first-generation )
go1112024-01-30
2026-01-31
2027-01-31
Java
Runtime
Environment
Runtime ID
End of support
Deprecated
Decommissioned
Java 25
Ubuntu 24.04
java25Oct 2031
Java 21
Ubuntu 22.04
java21Sept 2031
Java 17
Ubuntu 22.04
java17Oct 2027
Java 11
Ubuntu 18.04
java112024-10-31
2025-10-31
Java 8
App Engine first-generation java82024-01-31
2026-01-31
2027-01-31
Node.js
Runtime
Environment
Runtime ID
End of support
Deprecated
Decommissioned
Node.js 24
Ubuntu 24.04
nodejs242028-04-30
2029-04-30
Node.js 22
Ubuntu 22.04
nodejs222027-04-30
2028-04-30
Node.js 20
Ubuntu 22.04
nodejs202026-04-30
2027-04-30
Node.js 18
Ubuntu 22.04
nodejs182025-04-30
2026-04-30
Node.js 16
Ubuntu 18.04
nodejs162024-01-30
2025-01-31
Node.js 14
Ubuntu 18.04
nodejs142024-01-30
2025-01-31
Node.js 12
Ubuntu 18.04
nodejs122024-01-30
2025-01-31
Node.js 10
Ubuntu 18.04
nodejs102024-01-30
2025-01-31
Node.js 8
Ubuntu 18.04
nodejs82018-06-27
2019-10-01
Python
Runtime
Environment
Runtime ID
End of support
Deprecated
Decommissioned
Python 3.14
Ubuntu 24.04
python3142030-10-10
2031-10-10
Python 3.13
Ubuntu 22.04
python3132029-10-10
2030-10-10
Python 3.12
Ubuntu 22.04
python3122028-10-02
2029-10-02
Python 3.11
Ubuntu 22.04
python3112027-10-24
2028-10-24
Python 3.10
Ubuntu 22.04
python3102026-10-04
2027-10-01
Python 3.9
Ubuntu 18.04
python392025-10-05
2026-10-01
Python 3.8
Ubuntu 18.04
python382024-10-14
2025-10-01
Python 3.7
Ubuntu 18.04
python372024-01-30
2025-01-31
Python 2.7
App Engine first-generation python272024-01-31
2026-01-31
2027-01-31
PHP
Runtime
Environment
Runtime ID
End of support
Deprecated
Decommissioned
PHP 8.5 (Preview)
Ubuntu 24.04
php85
PHP 8.4
Ubuntu 22.04
php842028-12-31
2029-12-31
PHP 8.3
Ubuntu 22.04
php832027-12-31
2028-12-31
PHP 8.2
Ubuntu 22.04
php822026-12-31
2027-12-31
PHP 8.1
Ubuntu 18.04
php812025-12-31
2026-12-31
PHP 7.4
Ubuntu 18.04
php742024-01-30
2025-01-31
PHP 7.3
Ubuntu 18.04
php732024-01-30
2025-01-31
PHP 7.2
Ubuntu 18.04
php722024-01-30
2025-01-31
PHP 5.5
App Engine first-generation php552024-01-30
2026-01-31
2027-01-31
Ruby
Runtime
Environment
Runtime ID
End of support
Deprecated
Decommission
Ruby 3.4
Ubuntu 22.04
ruby342028-03-31
2029-03-31
Ruby 3.3
Ubuntu 22.04
ruby332027-03-31
2028-03-31
Ruby 3.2
Ubuntu 22.04
ruby322026-03-31
2027-03-31
Ruby 3.0
Ubuntu 18.04
ruby302024-03-31
2025-03-31
Ruby 2.7
Ubuntu 18.04
ruby272024-01-30
2025-01-31
Ruby 2.6
Ubuntu 18.04
ruby262024-01-30
2025-01-31
Ruby 2.5
Ubuntu 18.04
ruby252024-01-30
2025-01-31
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License , and code samples are licensed under the Apache 2.0 License . For details, see the Google Developers Site Policies . Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2026-02-23 UTC.
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-02-23 UTC."],[],[]]