What’s new in Svelte: April 2026
MCP in OpenCode, functions in config and error boundaries on the server
This month, a new best practices guide was added to the Svelte docs. Check it out, if you haven't already!
On the code side, the Svelte MCP got even easier to use with improvements to the official OpenCode package. Combined with the improvements to svelte.config.js
, server-side error boundarie...
The April 2026 Svelte updates reflect a maturing ecosystem prioritizing developer ergonomics and robustness. The shift toward centralized configuration in `svelte.config.js` and server-side error boundaries suggests a focus on scalability and maintainability, addressing pain points in larger applications. The community showcase underscores Svelte's growing adoption across domains—from terminal tools to CAD systems—highlighting its flexibility. However, the rapid pace of updates and new libraries...