In the latest version of Discourse, using .hbs files in themes and plugins is deprecated. Support for this file format will be removed after the next ESR release. Handlebars templates should be replaced with the more modern .gjs format, which provides a much better development experience, and will …

[image] david: after the next ESR release Do I understand correctly that 2026.7 will still support hbs files and 2027.1 will be the first ESR release that doesn’t?

Yes, exactly. It’s most likely that we will drop support in 2026.8.0-latest. But it’s possible it could be later, depending on real-world data and community feedback.

Just came across this one, guess it needs to be updated [image] Modernizing inline script tags for templates & JS API Templates introduced using this method should be moved to dedicated .hbs files, or refactored into gjs files. To keep as HBS, connector templates can be placed in: {theme}/java…

Thanks! Hopefully most people have already taken care of those, since they have been deprecated with an admin banner for almost a year. Just in case, I added this note: [image] Modernizing inline script tags for templates & JS API :warning: Since March 2026, .hbs files are also deprecated. Afte…

Pour ma part, j ai essayé pour mon ptit plugin perso et j ai réussi avec l aide de ask Discourse qui a fusionné mes fichiers hbs et js en un fichier gjs. Je conseil grandement l utilisation de ask Discourse pour résoudre ce problème pour ceux comme moi ont d des difficultés de développement :rofl:

Deprecating .hbs file extension in themes and plugins

Dev

david (David Taylor) March 25, 2026, 12:19pm 7

That’s great! I’ve added a note about ask.discourse.com in the OP as well. If you only have a few files, it can work very well

1 Like

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Deprecating .hbs file extension in themes and plugins

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