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: [image] Plugin "Duplicate export" error after Discourse update Dev Updating to 2026.3.0-latest has broken my plugin again. Can anyone help explain what is wrong? I see this error in the F12 console in C…

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

Dev

david (David Taylor) March 26, 2026, 12:06pm 5

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. It’s a fully remote event - all welcome!

6 Likes

Topic		Replies	Views
Plugin "Duplicate export" error after Discourse update Dev plugin-api	3	46	March 20, 2026
FIX: Compile missing rollup plugin bundles on demand in development Bug	7	39	March 21, 2026
Introducing pre-compiled JS assets for self-hosters Announcements	29	950	November 27, 2025
Bundling more popular plugins with Discourse core Announcements	138	7133	March 19, 2026
Rebuilding caused a JavaScript error on load Support	9	1082	June 8, 2024

Introducing a new build system for plugins

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