Over the last few months, we’ve been working on a new build system for plugin JavaScript code. This will bring plugins up-to-date with the changes we made to the theme build system back in July 2025, which lean on more modern browser technologies and JS build tooling. This change is largely backwar…

The new compiler is now enabled by default in the latest version of Discourse

I think I have an issue with my plugin and this change: [afbeelding] Plugin "Duplicate export" error after Discourse update Development Updating to 2026.3.0-latest has broken my plugin again. Can anyone help explain what is wrong? I see this error in th…

Thanks for the report! Looking into it now :eyes: Edit: fixed

For anyone interested, I’m going to be talking about our new plugin build system at today’s Ember Europe meetup - 2026-03-26T18:00:00Z (UTC). It’s a fully remote event - all welcome! Q1 2026 Event – fully remote, Do., 26. März 2026, 18:45 | Meetup Finde Meetup-Events, damit du mehr v…

Introducing a new build system for plugins

Ontwikkelaar

LeoDavidson (Leo Davidson) 20 maart 2026 om 15:19 3

I think I have an issue with my plugin and this change:

Topic		Antwoorden	Weergaven
Plugin "Duplicate export" error after Discourse update Development plugin-api	3	96	20 maart 2026
FIX: Compile missing rollup plugin bundles on demand in development Bug	6	91	20 maart 2026
All plugins not functioning due to CORS error after recent upgrade Self-hosting cdn	22	701	10 april 2026
Introducing a new JS build system for Discourse core Development dev-news	2	228	12 juni 2026
Introducing pre-compiled JS assets for self-hosters Announcements	29	1149	27 november 2025

Introducing a new build system for plugins

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