UploadKit
File uploads for developers. Beautifully.
Open-source TypeScript SDK + 40+ premium React components + managed storage on Cloudflare R2 — with BYOS (Bring Your Own Storage) mode so you can use your own S3, R2, GCS, or Backblaze B2 bucket. 5 GB free forever.
Install
pnpm add @uploadkitdev/react @uploadkitdev/next
Drop it in
import { UploadDropzone } from '@uploadkitdev/react';
import '@uploadkitdev/react/styles.css';
export default function Page() {
return <UploadDropzone route="media" />;
}
That's it. You get a premium dropzone, dark mode, themeable via CSS variables, type-safe end-to-end.
Packages
| Package | Version | Description |
|---|---|---|
@uploadkitdev/core |
Framework-agnostic upload client (browser, Node, Edge) | |
@uploadkitdev/react |
40+ premium React upload components | |
@uploadkitdev/next |
Next.js App Router handler + Express/Hono adapters | |
@uploadkitdev/mcp |
Official MCP server for AI coding assistants |
Component highlights
UploadKit ships 40+ components across 7 categories:
- Classics —
UploadButton,UploadDropzone,UploadModal,FileList,FilePreview - Premium dropzones — Glass (Vercel/Linear), Aurora (Apple), Terminal (Raycast), Brutal (Neo-brutalist), Minimal, Neon
- Specialty —
UploadAvatar,UploadInlineChat(ChatGPT-style),UploadStepWizard(Stripe Checkout-style),UploadEnvelope(WeTransfer-style) - Motion / Progress —
UploadProgressRadial,UploadProgressLiquid,UploadProgressOrbit,UploadCloudRain,UploadBento,UploadParticles,UploadDataStream(Matrix/Warp-style) - Galleries —
UploadGalleryGrid,UploadPolaroid,UploadTimeline,UploadKanban,UploadStickyBoard
All are MIT-licensed, dark mode out of the box, themeable via CSS custom properties, and work with or without motion as a peer dep.
BYOS — Bring Your Own Storage
Use the same SDK against your own bucket — zero frontend changes, credentials stay server-side.
import { createUploadKitHandler, type FileRouter } from '@uploadkitdev/next';
import { createR2Storage } from '@uploadkitdev/next/byos';
const router = {
media: { maxFileSize: '8MB', maxFileCount: 4, allowedTypes: ['image/*'] },
} satisfies FileRouter;
export const { GET, POST } = createUploadKitHandler({
router,
storage: createR2Storage({
accountId: process.env.CLOUDFLARE_R2_ACCOUNT_ID!,
accessKeyId: process.env.CLOUDFLARE_R2_ACCESS_KEY_ID!,
secretAccessKey: process.env.CLOUDFLARE_R2_SECRET_ACCESS_KEY!,
bucket: process.env.CLOUDFLARE_R2_BUCKET!,
}),
});
Supported providers: AWS S3 · Cloudflare R2 · Google Cloud Storage · Backblaze B2.
AI-native — MCP server
UploadKit ships an official Model Context Protocol server so Claude Code, Cursor, Windsurf, Zed, ChatGPT, and Claude.ai can generate UploadKit code with first-class knowledge of every component and scaffold.
Stdio (IDE clients):
npx -y @uploadkitdev/mcp
Remote HTTP (ChatGPT / Claude.ai web):
https://api.uploadkit.dev/api/v1/mcp
Full setup: docs.uploadkit.dev/docs/guides/mcp · Source: packages/mcp · Registry: io.github.drumst0ck/uploadkit
Monorepo layout
apps/
web Landing + pricing (uploadkit.dev)
docs Fumadocs site (docs.uploadkit.dev)
dashboard SaaS dashboard (app.uploadkit.dev)
api REST API + MCP remote endpoint (api.uploadkit.dev)
packages/
core @uploadkitdev/core
react @uploadkitdev/react
next @uploadkitdev/next
mcp @uploadkitdev/mcp (stdio MCP server)
mcp-core shared MCP tool surface (internal)
db MongoDB models
emails React Email templates
shared types, errors, utilities
ui dashboard components
config shared tsconfig / eslint / tailwind base
Tech stack
Next.js 16 · React 19 · Tailwind CSS v4 · TypeScript 5 · MongoDB + Mongoose · Cloudflare R2 · Auth.js v5 · Stripe · Resend + React Email · Fumadocs · Turborepo · pnpm · Changesets.
Status
Version 1.0 shipped. Actively maintained. Community welcome on Discord.
License
MIT © Drumst0ck and contributors.