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Runtime support schedule

Stay organized with collections Save and categorize content based on your preferences.

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 Operating System Runtime ID End of support Deprecated Decommissioned
Go 1.19 Ubuntu 22.04 go119
Go 1.18 Ubuntu 22.04 go118
Go 1.16 Ubuntu 18.04 go116 2024-01-30
Go 1.15 Ubuntu 18.04 go115 2024-01-30
Go 1.14 Ubuntu 18.04 go114 2024-01-30
Go 1.13 Ubuntu 18.04 go113 2024-01-30
Go 1.12 Ubuntu 18.04 go112 2024-01-30
Go 1.11 Ubuntu 18.04 go111 2024-01-30

Java

Runtime Operating System Runtime ID End of support Deprecated Decommissioned
Java 17 Ubuntu 22.04 java17
Java 11 Ubuntu 18.04 java11
Java 8 App Engine Legacy Environment java8 2024-01-30

Node.js

Runtime Operating System Runtime ID End of support Deprecated Decommissioned
Node.js 18 Ubuntu 22.04 nodejs18
Node.js 16 Ubuntu 18.04 nodejs16 2024-01-30
Node.js 14 Ubuntu 18.04 nodejs14 2024-01-30
Node.js 12 Ubuntu 18.04 nodejs12 2024-01-30
Node.js 10 Ubuntu 18.04 nodejs10 2024-01-30
Node.js 8 Ubuntu 18.04 nodejs8 2018-06-27 2019-10-01

Python

Runtime Operating System Runtime ID End of support Deprecated Decommissioned
Python 3.11 Ubuntu 22.04 python311
Python 3.10 Ubuntu 22.04 python310 2026-10-01
Python 3.9 Ubuntu 18.04 python39 2025-10-01
Python 3.8 Ubuntu 18.04 python38 2024-10-01
Python 3.7 Ubuntu 18.04 python37 2024-01-30
Python 2.7 App Engine Legacy Environment python27 2024-01-30

PHP

Runtime Operating System Runtime ID End of support Deprecated Decommissioned
PHP 8.1 Ubuntu 18.04 php81
PHP 7.4 Ubuntu 18.04 php74 2024-01-30
PHP 7.3 Ubuntu 18.04 php73 2024-01-30
PHP 7.2 Ubuntu 18.04 php72 2024-01-30
PHP 5.5 App Engine Legacy Environment php55 2024-01-30

Ruby

Runtime Operating System Runtime ID End of support Deprecated Decommissioned
Ruby 3.0 Ubuntu 18.04 ruby30
Ruby 2.7 Ubuntu 18.04 ruby27 2024-01-30
Ruby 2.6 Ubuntu 18.04 ruby26 2024-01-30
Ruby 2.5 Ubuntu 18.04 ruby25 2024-01-30