Repo of the Day
AlfieJones/theme-toggles: Animated theme toggles for switching between light and dark modes.
Published: Sep 16, 2026
Open repository ↗Animated theme toggles for switching between light and dark modes. - AlfieJones/theme-toggles
Summary
Theme Toggles is a set of animated light/dark mode toggle components distributed as separate packages for React, Vue, and Svelte. The GitHub repository (AlfieJones/theme-toggles) is a TypeScript monorepo that builds and publishes three framework-specific npm packages, letting developers drop in a styled switcher without writing the animation logic themselves.
What it is useful for
This project is useful when an application needs a theme switcher that goes beyond a plain checkbox or relying on the default browser/OS preference. It targets three popular UI frameworks under a single visual concept, so teams standardising across multiple frontends can keep the same look in each codebase. Because the package set is split per framework, you can adopt it in an existing app without pulling in cross-framework dependencies or adapters.
The repository topics (dark-theme-toggle, react, svelte, theme-toggles, vue) confirm the focus is narrow: a toggle control, not a full theming system. It is therefore a fit for engineers who already have a way to apply light or dark styles to their app and just need a polished, animated control to trigger the switch.
How engineers can use it
The README documents a single install step for the framework you target. The commands shown are:
npm install @theme-toggles/react
npm install @theme-toggles/vue
npm install @theme-toggles/svelte
The Packages section of the README lists these as separate npm packages under the @theme-toggles scope, so each framework picks up only what it needs.
The README also lists a short Development workflow using Bun: bun install, bun run build, and bun test. That is the full extent of the documented commands in the file; there are no component import snippets, prop tables, or instructions for wiring the toggle to a CSS variable or theme provider in the README itself. Engineers looking for usage examples, customisation options, or the component API should follow the documentation link printed in the README (toggles.dev).
The repository is not archived, the primary language listed on GitHub is TypeScript, and the README states the license is MIT. Because the README is intentionally short and points to an external docs site, anyone evaluating the library for production should read the linked documentation before integrating it.