Lightweight demos

Quick code samples for the simplest libraries. Heavier SSR or network-dependent demos are temporarily disabled while we stabilize the cluster.

lucide-svelte

Simple

Icon grid with hover states

Sparkles

Zap

Calendar

MapPin

mode-watcher

Simple

Dark/light toggle

Toggle theme

svelte-sonner

Simple

Success / error / info toasts

clsx

clsx + tw-merge

Simple

Merged Tailwind classes

class="px-4 py-2 text-sm font-semibold shadow transition-colors bg-emerald-500 text-emerald-50 rounded-lg"

svelte-persisted-store

Simple

LocalStorage-backed counter

Persisted via localStorage when in browser.

nanoid

Simple

Generate and copy IDs

date-fns

Simple

Friendly date formatting

full: Monday, June 15th, 2026 at 8:09:54 AM GMT+00:00

short: 06/15/2026 8:09 AM

iso: 2026-06-15T08:09:54.901Z