The Houdini 19 production build on Steam has been updated to 19.0.657.
You can view the changelog here.
Note: The Houdini Indie Python 2 build may be delayed by a few hours but will be available soon.
You can access different Houdini Indie production builds and daily builds on Steam by following these steps:
-Right click on Houdini Indie in your Steam library
-Select Properties
-Select Betas
-Choose the Houdini daily build or production build you want to use from the betas list.
(Select "None" to use the most current production build)