Svelte

Chronicler supports offline worldbuilding and a local wiki for writers and game masters, storing notes as plain Markdown files on the computer.

Float UI provides open-source Tailwind CSS components and website templates for React, Vue, Svelte, and HTML.

Add audio and video player controls to websites with Media Chrome custom elements and web components.

Frontman places an AI development agent in a framework or browser environment for working with code.

TanStack Query manages asynchronous and server-side state, including fetching, caching, and updating data in applications.

Describe interface ideas and see rendered UI components with OpenUI, a prototyping tool.

Blossom Drive was an experimental cloud drive built on Blossom servers; its project page says it is no longer active.

The Locale Switcher extension for Chrome and Firefox changes browser language settings and Accept-Language headers, with per-tab controls.

Write components once with Mitosis and compile them for React, Angular, Vue, Svelte, and other frameworks.

Explore a community-maintained showcase of open-source static site generators for Jamstack sites.

Generate a Vim or Neovim configuration by selecting languages, frameworks, themes, and plugins.

Kagi's public GitHub repository describes Kite as an open source news app.

Compare syntax and features across JavaScript web component frameworks in this overview.

Organize and manage Thunderstore modifications with Gale, a mod manager for installed games.

CheatSheets.zip provides quick reference sheets and developer cheat sheets.

StudyCraft creates editable flashcards and tests from study materials, with manual and language-model-assisted generation.

cryptgeon lets users share notes and files through an open-source service built with Rust and Svelte.

LayoutIt offers frontend tools for Bootstrap, CSS Grid, and SVG, including builders and generators.

shadcn-svelte provides customizable, open-source UI components for building Svelte design systems.

Workshop Walker offers an alternate interface for browsing Steam Workshop content.

Kener provides uptime monitoring and status pages in an open-source package deployable with Docker.

An interactive dictionary for Toki Pona, nimi.li provides word definitions on shareable pages.

An async state management library for fetching, caching, synchronizing, and updating server state, with TypeScript/JavaScript and React, Solid, Svelte, and Vue packages.

This Whois command-line tool looks up DNS and RDAP records for a domain.