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Heroku Changelog
Additions and changes to the Heroku platform.
March 26, 2025
March 21, 2025
March 20, 2025
March 19, 2025
- Java 24 now available
- Default Ruby version for new apps is now 3.3.7
- Ruby applications with no specified bundler versions now receive Bundler 2.3.x. Bundler 1.x will no longer work.
March 14, 2025
March 13, 2025
March 12, 2025
March 11, 2025
March 05, 2025
March 04, 2025
February 28, 2025
February 27, 2025
February 26, 2025
February 24, 2025
February 21, 2025
February 19, 2025
February 15, 2025
February 14, 2025
February 12, 2025
February 11, 2025
- App Metrics response time and throughput plots now available for Fir web dynos
- Heroku CLI Plugin Enterprise v5.0.0
- Threshold Alerting available for Fir apps
- Node.js 22.14.0 and 20.18.3 now available
February 10, 2025
February 06, 2025
- Heroku CLI v10.1.0
- Legacy Router end-of-life migration beginning for Heroku Eco-tier applications
- Python's runtime.txt file is deprecated