SiteBuilder release notes

We released SiteBuilder version 2.646 on Thursday 12th March 2026. Changes in this version include:

• Image components now automatically generate appropriately-sized versions of the image when a user visits the page, improving loading speed.

Technical notes

Bugs fixed

• [SBTWO-12701] - Pretty 404s for static files
• [SBTWO-12727] - Future feature support

Improvements made

• [SBTWO-12507] - Make file 404s cheaper
• [SBTWO-12648] - Image component: add srcsets at runtime
• [SBTWO-12728] - Future feature support