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Ruby on Rails: Compress the complexity of modern web apps

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Rails Version 8.1.2 has been released!
David Heinemeier Hansson · 2026-01-22 · via Ruby on Rails: Compress the complexity of modern web apps

Thursday, January 22, 2026
Posted by rafaelfranca

Hi everyone,

I am happy to announce that Rails 8.1.2 has been released.

CHANGES since 8.1.1

To see a summary of changes, please read the release on GitHub:

8.1.2 CHANGELOG To view the changes for each gem, please read the changelogs on GitHub:

Full listing

To see the full list of changes, check out all the commits on GitHub.

SHA-256

If you’d like to verify that your gem is the same as the one I’ve uploaded, please use these SHA-256 hashes.

Here are the checksums for 8.1.2:

$ shasum -a 256 *-8.1.2.gem
16a89943b2d9db4a39e7408e032822739b9d0a3b386fd4f946de6eeaf8b1d237  actioncable-8.1.2.gem
2342e5596b790d064cb5cfdb95d35c7862d281d8309f3441d6d422eaff0cfe9d  actionmailbox-8.1.2.gem
aca204eb2475dea545a8a65ae41b24c5dc20fdcd21296d5a0c2800724c07c5d9  actionmailer-8.1.2.gem
db0d6bb5f8378bea776eeb0311391a7df0a15fa668143240c08d9be7ad304272  actionpack-8.1.2.gem
d147bfa6b3c081bf109770d2d0f562d1b07ee7d282e4a2522e5b62c6c7a1d557  actiontext-8.1.2.gem
7e8769f86ad7b74769c4eff676865cc1f59fc5ffb24cd169e1505540e7da82b7  actionview-8.1.2.gem
5a7301a646955255647097eec123586b455d75e59e3de8e532d6e098da7ed659  activejob-8.1.2.gem
bcd38bba0adf0e599471def743e790f634c207f1eed46f11807df9b6ab09c743  activemodel-8.1.2.gem
746698bbd249d13f9d5c4c37490e5c5f48ed078e59db064cb600000c0a9b2789  activerecord-8.1.2.gem
4d50c7d7ebdc3b455350d1b18940859cb9af38e36ad8057197bc043abe18d2c0  activestorage-8.1.2.gem
10fb29b79a1da504edb49ac7544b9a2b1647b460ccb231828830b9994d0c057f  activesupport-8.1.2.gem
2c5b34609bbc28715103e3f03d3d1cefa22a3c20e146db310fb7b67c96e787a9  rails-8.1.2.gem
5e53e64aff85ce67c635b85af4ac6e872794f457fe9347ac69edc028ddb3d658  railties-8.1.2.gem

As always, huge thanks to the many contributors who helped with this release.