# What's new in Svelte: January 2026

DevFeed: [What's new in Svelte: January 2026](<https://devfeed.tech/articles/what-s-new-in-svelte-january-2026-3085.md>)

Original publisher: [Read original article](<https://svelte.dev/blog/whats-new-in-svelte-january-2026>)

Author: Dani Sandoval

Published: 2026-01-01T00:00:00Z

Content type: article

Language: en

Sources: [Svelte blog](<https://devfeed.tech/sources/svelte-blog.md>)

Topics: [Svelte](<https://devfeed.tech/topics/svelte.md>), [releases](<https://devfeed.tech/topics/releases.md>), [changelog](<https://devfeed.tech/topics/changelog.md>), [Cloudflare Workers](<https://devfeed.tech/topics/cloudflare-workers.md>), [MCP](<https://devfeed.tech/topics/mcp.md>), [Feathers](<https://devfeed.tech/topics/feathers.md>), [AI-assisted coding](<https://devfeed.tech/topics/ai-assisted-coding.md>)

Tags: [ai-coding](<https://devfeed.tech/tags/ai-coding.md>), [changelog](<https://devfeed.tech/tags/changelog.md>), [cloudflare-workers](<https://devfeed.tech/tags/cloudflare-workers.md>), [mcp](<https://devfeed.tech/tags/mcp.md>), [performance](<https://devfeed.tech/tags/performance.md>), [releases](<https://devfeed.tech/tags/releases.md>), [svelte](<https://devfeed.tech/tags/svelte.md>), [vercel](<https://devfeed.tech/tags/vercel.md>)

## AI overview

A January 2026 roundup of Svelte and SvelteKit updates, including Content Security Policy support, Node 24 support, Cloudflare Workers/Pages setup, Svelte MCP tools, language-tools performance improvements, releases, community projects, and learning resources.

## Source excerpt

During the December holiday season, the Svelte team shared 24 days of Svelte knowledge, tips, and insights to unwrap in 2025's Advent of Svelte. Learn more about under-utilized Svelte features through a series of fun and interactive videos! There were also a bunch of improvements and showcase items across the Svelte ecosystem this last month. So let's have a look... What's new in Svelte & SvelteKit The hydratable option (which adds an inline <script> block to the head) now has a csp option in render to support Content Security Policies (svelte@5.46.0, Docs, #17338) The Vercel adapter now supports Node 24 (adapter-vercel@6.2.0/adapter-auto@7.0.0, #14982 and #14737) The Svelte CLI is now able to fully setup a SvelteKit project for Cloudflare Workers/Pages development (sv@0.11.0, Docs, #851) The Svelte MCP now exposes tools as both a JS API and CLI (mcp@0.1.16, #128) A huge amount of performance improvements were completed this month in the language-tools so make sure your extensions are up to date! For a full list of changes - including all the important bugfixes that went into the releases this month - check out the Svelte compiler's CHANGELOG and the SvelteKit / Adapter CHANGELOGs. Community ShowcaseApps & Sites built with Svelte GCal Wrapped lets students see how they spent their time this semester, wrapped up beautifully Text Processing Studio is a comprehensive text processing web application that lets you process, compare, transform, and analyze text Flumio is a drag-and-drop workflow automation tool Statue is a markdown-based static site generator designed for performance, flexibility, and developer experience sveltemark is a privacy-first, open-source, local-only markdown editor Lovely Docs provides hierarchically optimized documentation for AI coding agents Ikaw bahala is a Manila-based food platform made for couples and friends who want to search for specific foods locally Learning Resources Featuring Svelte Contributors and Ambassadors 2025 Complete Svelte