@pastecn

Hooks/utilities · MIT · data updated 2026-07-28

A pastebin service purpose-built for the shadcn/ui registry format. Paste any component, hook, lib, or multi-file block and instantly receive a registry-compatible URL usable directly with npx shadcn@latest add. Features include link expiration (1h-30d or never), optional password protection with bcrypt hashing, multi-file block support via registry:block, a REST API for programmatic creation, VS Code/Cursor extension for keyboard-shortcut sharing, and AI SDK tools for agent-driven snippet creation. Zero config, no signup required; MIT-licensed. Use for: quickly sharing custom shadcn components across projects or teams without setting up a personal registry server.

Preview

Live sandbox previews render component source client-side. Where a component can’t be rendered standalone, sh4dcn falls back to its source and install command.

npx shadcn@latest add https://pastecn.com/r/ai-sdk