may first draft

Author: DreaminDani

apps/svelte.dev/content/blog/2025-05-01-whats-new-in-svelte-may-2025.md

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+---
+title: "What's new in Svelte: May 2025"
+description: 'Svelte Summit soon! Plus, CLI and Adapter Updates'
+author: Dani Sandoval
+authorURL: https://dreamindani.com
+---
+
+Only a week until [Svelte Summit Spring 2025](https://www.sveltesummit.com/)! If you can't make it in-person to Barcelona, you can purchase a virutal ticket [here](https://www.sveltesummit.com/virtual-ticket).
+
+But before that, we've got a few updates to highlight...
+
+## What's new in Svelte and SvelteKit
+
+- `css.hasGlobal` has been added to the `compile` output to improve the performance of compiling global styles (**[email protected]**, [#15450](https://github.com/sveltejs/svelte/pull/15450))
+- Certain expressions will now be partially evaluated to improve runtime performance (**[email protected]/5.28.0**, [#15494](https://github.com/sveltejs/svelte/pull/15494)/[#15781](https://github.com/sveltejs/svelte/pull/15781))
+- The Svelte CLI (`sv`) has added a `--install <package-manager>` flag to `create` and `add` to specify which package manager to use when running (**[email protected]**, [#531](https://github.com/sveltejs/cli/pull/531))
+- `adapter-cloudflare` has added support for specifically building Cloudflare Workers Static Assets (**[email protected]**, [#13634](https://github.com/sveltejs/kit/pull/13634))
+- `adapter-vercel` will now create symlink functions for each route, for better observability (**[email protected]**, [#13679](https://github.com/sveltejs/kit/pull/13679))
+
+There we a number of fixes in SvelteKit too - including an improvement to the `HandleServerError` hook to give it access `getRequestEvent`!
+
+For a full list of bug fixes in Svelte, SvelteKit and its adapters, check out their CHANGELOGs here, [here](https://github.com/sveltejs/svelte/blob/main/packages/svelte/CHANGELOG.md) and [here](https://github.com/sveltejs/kit/tree/main/packages). Interested in all the new fixes in language tools? You can find them [here](https://github.com/sveltejs/language-tools/releases).
+
+---
+
+## Community Showcase
+
+### Apps & Sites built with Svelte
+
+- [TableSlayer](https://github.com/siege-perilous/tableslayer) is an open source software for managing in person RPG games with digital displays (check out the video demo on [Reddit](https://www.reddit.com/r/sveltejs/comments/1jnco5h/built_with_svelte_my_open_source_software_for/))
+- [Iconia](https://iconia.dev/) is a free tool that understands natural language and responds with relevant icons from famous icon libraries
+- [CMSDocs](https://cmsdocs.com/) transforms your Google Docs into Blog CMS
+- [Svelte Changelog v2](https://svelte-changelog.dev/) is out now and is a reimagined way of staying up to date on all the new changes in the Svelte ecosystem
+- [Hookah UI](https://github.com/AdamShannag/hookah-ui) is a visual configuration builder for the Hookah project
+- [Mockiapi](https://github.com/sfeSantos/mockiapi) is a mock API server that allows you to define endpoints, return custom JSON responses, and simulate real-world API behavior
+- [soarSQL](https://soarsql.com/) is an SQL editor made for analytical processing on Postgres, MySQL, and CSVs - powered by duckDB
+- [Persona Simulator](https://personasim.fow.sh/) helps you practice your communication skills by chatting with different personas
+- [Typo](https://typo.robino.dev/) is a web-based markdown editor with formatting in codeblocks and typescript execution
+- [FernOS](https://github.com/mrtechtroid/fernos) is a lightweight operating system running inside your browser
+
+
+### Learning Resources
+
+_Featuring Svelte Contributors and Ambassadors_
+
+- [SvelteKit is the best way to build single page apps - and it just got even better!](https://www.youtube.com/watch?v=vCMTxL1jWbw) by Stanislav Khromov (Video)
+- [Svelte London - April 2025](https://www.youtube.com/watch?v=7m6HExTKAqM)
+  - Building cross-platform browser extensions with Svelte by Oliver Turner ([10:52](https://www.youtube.com/live/7m6HExTKAqM?si=tWUKbSm2IuhO0N_r&t=652))
+  - Kioko: Coding CAD by Armel de Montgros and Soloman Azizi ([43:00](https://www.youtube.com/live/7m6HExTKAqM?si=EOmS3Hy-AwIgrBTU&t=2613))
+
+
+_This Week in Svelte_
+
+- [Ep. 100](https://www.youtube.com/watch?v=BGNykPO4L7c) — Q&A with Rich Harris
+- [Ep. 101](https://www.youtube.com/watch?v=yp4330KsYcU) — Changelog
+
+_To Read_
+
+- Graphite - an open source 2D procedural graphics editor built with Svelte - has released a [product update blog post](https://graphite.rs/blog/graphite-progress-report-q4-2024/)
+- [Cloudflare Workers & SvelteKit: BetterAuth, Custom Domain, Google OAuth, OTP & Email - Securing Your Application](https://jilles.me/cloudflare-workers-sveltekit-betterauth-custom-domain-google-oauth-otp-email-securing-your-application/) by Jilles Soeters
+- [Building a Real-time Dashboard with Flask and Svelte](https://testdriven.io/blog/flask-svelte/) by Amir Tadrisi
+- [Copying Nuxt's useState in Qwik and Svelte](https://dev.to/jdgamble555/copying-nuxts-usestate-in-qwik-and-svelte-5eo3) by Jonathan Gamble
+
+### Libraries, Tools & Components
+
+- DiaperBS is an advanced bottom sheet component for Svelte 5
+- [mcp-svelte-docs](https://github.com/spences10/mcp-svelte-docs) is an MCP server that lets you search and access Svelte documentation with built-in caching
+- [Version 4 of Anime.js](https://animejs.com/) - a popular JS animation library - has been released
+- [DeepWiki](https://deepwiki.com/sveltejs/svelte) has created a comprehensive introduction to the Svelte framework repository
+- [Vite Static Assets Plugin](https://www.npmjs.com/package/vite-static-assets-plugin) is a Vite plugin that automatically scans your static assets directory, generates a type-safe TypeScript module with all asset paths to help during build or development time
+
+That's it for this month! Let us know if we missed anything on [Reddit](https://www.reddit.com/r/sveltejs/) or [Discord](https://discord.gg/svelte).
+
+Until next time 👋🏼!