Heroku Changelog

Additions and changes to the Heroku platform.

December 08, 2023

• Python 3.11.7 and 3.12.1 are now available

December 07, 2023

• PHP 8.3 now available

November 30, 2023

• Python updated setuptools, wheel and pipenv

November 29, 2023

• November 2023 PHP updates

November 28, 2023

• Heroku-20 and Heroku-22 stack images updated

November 27, 2023

• Node.js 20.10.0 and 21.2.0 now available

November 20, 2023

• Announcing the -10 plans for Standard, Premium, Private, and Shield Postgres databases

November 16, 2023

• New error code H32 - TLS certificate mismatch

November 14, 2023

• Heroku PostgreSQL 12 deprecation
• Updated Heroku Postgres version support policy

November 13, 2023

• Go 1.20.11 and 1.21.4 now available on Heroku

November 12, 2023

• Ruby version 3.3.0-preview3 is now available

November 10, 2023

• Forced upgrades of deprecated Postgres 11 databases
• Heroku PostgreSQL 11 deprecated

November 08, 2023

• Python 3.7 is no longer supported

November 07, 2023

• The Heroku Container Registry only supports x86_64 architectures

November 06, 2023

• Python updated pip and wheel
• Heroku-20 and Heroku-22 stack images updated

November 03, 2023

• Kernel Version Upgrade in Progress
• Yarn 4.x now supported on Heroku

November 02, 2023

• JRuby version 9.4.5.0 is now available
• JRuby version 9.3.13.0 is now available
• Ruby apps now default to Node version 20.9.0
• Apache Kafka 2.8.2 is now the default version on Heroku

October 31, 2023

• Node.js default version is now 20.x

October 27, 2023

• Request Concurrency Limiting now supported by Router 2.0 (Public Beta)
• October 2023 PHP updates

October 26, 2023

• Node.js 20.9.0 and 21.1.0 now available

October 24, 2023

• pgvector now generally available for Heroku Postgres
• Heroku-20 and Heroku-22 stack images updated

October 23, 2023

• JRuby version 9.4.4.0 is now available

October 19, 2023

• JDK 21.0.1, 17.0.9, 11.0.21 and 8u392 now available

October 17, 2023

• Node.js 18.8.2 and 20.8.1 now available
• Heroku Connect now supports Salesforce API v59.0

October 11, 2023

• Go 1.20.10, 1.21.3, and others now available on Heroku
• Heroku-20 and Heroku-22 stack images updated

October 02, 2023

• Python 3.11.6 and 3.12.0 are now available
• Ruby version 3.3.0-preview2 is now available
• Heroku-20 and Heroku-22 stack images updated

September 30, 2023

• September 2023 PHP updates