Best open-source Cloudflare Workers projects

📧

Cloudflare Temp Email

Hot

dreamhunter2333/cloudflare_temp_email

CloudFlare free temporary domain email service with attachment support, IMAP, SMTP, and Telegram Bot integration. Built with Vue 3 and Cloudflare Workers for global edge deployment.

▲

vinext

Hot

cloudflare/vinext

Run Next.js apps on Vite and deploy them to Cloudflare Workers — App Router, Pages Router, RSC, Server Actions and ISR.

👷

workerd

Hot

cloudflare/workerd

The open-source JavaScript and Wasm runtime that powers Cloudflare Workers — self-host Workers apps, test locally, or run a programmable proxy.

📬

Agentic Inbox

cloudflare/agentic-inbox

A self-hosted email client with a built-in AI agent, running entirely on Cloudflare Workers, Email Routing, Durable Objects and R2.

🎈

PartyKit

Hot

partykit/partykit

Build multiplayer and real-time apps — collaboration, presence, chat and games — on Durable Objects without managing WebSocket infrastructure.

✨

Cloudflare VibeSDK

Hot

cloudflare/vibesdk

An open-source vibe coding platform that enables developers to build their own AI-powered text-to-app platforms, leveraging the complete Cloudflare stack for instant app generation, sandboxed execution, and global edge deployment with enterprise-grade security and scalability.

🧢

Cap'n Web

Hot

cloudflare/capnweb

A schema-less, JavaScript-native object-capability RPC system over HTTP, WebSocket and postMessage — under 16 kB with zero dependencies.

🔐

NodeWarden

Hot

shuaiplus/nodewarden

A Bitwarden-compatible password manager server on Cloudflare Workers, D1 and R2 that works with the official Bitwarden apps.

📦

ChatGPT-Telegram-Workers

Hot

tbxark/ChatGPT-Telegram-Workers

A simple and fast way to deploy your own ChatGPT Telegram bot on Cloudflare Workers

🛡️

Serverless DNS

serverless-dns/serverless-dns

A serverless DNS resolver running on Cloudflare Workers with built-in blocklists, DoH/DoT support, and custom rules for enhanced privacy and security.

📊

UptimeFlare

lyc8503/UptimeFlare

A free, serverless uptime monitoring solution built on Cloudflare Workers, offering status page hosting and monitoring capabilities with zero cost.

⏰

SubsTracker

Hot

wangwangit/SubsTracker

A lightweight subscription and renewal tracker on Cloudflare Workers and KV that reminds you through Telegram, Bark, ntfy and more.

🚀

EDtunnel

6Kmfi6HP/EDtunnel

A proxy tool based on Cloudflare Workers and Pages, supporting multiple protocols and configuration options for secure and efficient internet tunneling.

⚡

Rin

Hot

openRin/Rin

A dynamic blog platform based on Cloudflare Pages + Workers + D1 + R2, requiring no server to deploy.

🎙

Hacker News Daily Broadcast

Hot

miantiao-me/hacker-podcast

An AI-powered Hacker News Chinese podcast project that automatically fetches popular articles from Hacker News daily, generates Chinese summaries, and converts them into podcast content.

📈

CF-Server-Monitor

Hot

huilang-me/CF-Server-Monitor

Free multi-server monitoring dashboard on Cloudflare Workers, D1 and Durable Objects with real-time metrics and alerts.

📊

Counterscale

Hot

benvinegar/counterscale

A simple, scalable web analytics platform that you self-host on Cloudflare, designed to be cost-effective even at high traffic volumes.

🔤

LOL HTML

cloudflare/lol-html

Low-latency streaming HTML rewriter and parser with a CSS-selector API — the engine behind HTMLRewriter in Cloudflare Workers.

🪶

itty-router

kwhitley/itty-router

An ultra-tiny API router for Cloudflare Workers and other runtimes — from ~450 bytes, with params, middleware and TypeScript.

📂

GDIndex

maple3142/GDIndex

A powerful Google Drive Index built with Vue.js running on CloudFlare Workers

🌐

CF Proxy EX

1234567Yang/cf-proxy-ex

Cloudflare super proxy, setting up a free serverless proxy using Cloudflare worker, support Duckduckgo AI chat (GPT4o/Claude3), GitHub acceleration, and Libgen unlock.

📦

Cloudflare Workers OAuth Provider

Hot

cloudflare/workers-oauth-provider

A comprehensive OAuth 2.1 provider framework for Cloudflare Workers with PKCE support. Features automatic token management, end-to-end encryption, and seamless integration with Workers KV for secure authorization workflows on the edge.

🔥

Flareact

flareact/flareact

An edge-rendered React framework built specifically for Cloudflare Workers, inspired by Next.js with file-based routing and server-side rendering.

🔗

URL Shortener Worker

xyTom/Url-Shorten-Worker

A lightweight, serverless URL shortener built with Cloudflare Workers, offering a simple and efficient way to create and manage shortened URLs without any server infrastructure.

🧰

Worktop

lukeed/worktop

A next-generation web framework specifically designed for Cloudflare Workers, offering a lightweight and efficient approach to building serverless applications.

🚀

SonicJS

Hot

SonicJs-Org/sonicjs

SonicJs Headless CMS - Blazing Fast Headless CMS built on Cloudflare Workers. 100% Javascript Based. Capable of delivering API requests anywhere in the world in under 100 milliseconds.

🌐

Cloudflare OpenAI Azure Proxy

haibbo/cf-openai-azure-proxy

A lightweight Cloudflare Worker script that proxies OpenAI API requests to Azure OpenAI Service, allowing you to use any OpenAI-compatible client with Azure's cost-effective services.

📁

GoIndex Theme Acrou

Achrou/goindex-theme-acrou

An elegant and feature-rich theme for GoIndex that allows you to browse and stream Google Drive files directly through Cloudflare Workers with advanced UI features.

🐳

Serverless Registry

cloudflare/serverless-registry

A Docker-compatible container registry running on Cloudflare Workers with image layers stored in R2.

🚀

Fullstack Next.js on Cloudflare

ifindev/fullstack-next-cloudflare

Full-stack Next.js 15 + Cloudflare Workers template with D1 database, R2 storage, Better Auth, and Server Actions. Production-ready with automated CI/CD and generous free tiers.

🤖

Cloudflare Agents Starter

cloudflare/agents-starter

Official starter template for AI chat agents on Cloudflare: streaming chat, tools with approval, scheduling and vision on Workers AI.

🌩️

UniFi DDNS

Hot

willswire/unifi-ddns

A Cloudflare Worker that lets UniFi gateways update Cloudflare DNS records — dual-stack IPv4/IPv6 and multiple hostnames.

📦

Cloudflare Sandbox SDK

Hot

cloudflare/sandbox-sdk

Run untrusted or AI-generated code in isolated per-user Linux sandboxes on Cloudflare, with file streaming, bucket mounts and backups.

🚀

Cloudflare Workers Next.js SaaS Template

LubomirGeorgiev/cloudflare-workers-nextjs-saas-template

A production-ready Next.js SaaS template built for Cloudflare Workers, featuring full-stack development capabilities, serverless architecture, and modern web technologies for rapid SaaS application deployment.

📜

chanfana

cloudflare/chanfana

OpenAPI 3 and 3.1 schema generation and request validation for Hono, itty-router and other routers on Cloudflare Workers.

BE

cflareOps

bearBoy80/cflareOps

一个自托管的 Cloudflare 多账号管理面板，用于统一管理 Zones、DNS、Workers、Pages、用量分析，并通过 Cloudflare Access 保护后台。A self-hosted Cloudflare multi-account dashboard for Zones, DNS, Workers, Pages, usage analytics, and Access-protected administration.

📦

Remote MCP Server - Authless Database Communication

elizabethsiegle/remote-mcp-server-authless-talk-to-db

A remote MCP server deployed on Cloudflare Workers that enables authless communication with Cloudflare D1 databases. Connect your AI coding IDEs like Windsurf, Cursor, and Claude Desktop directly to your database through the standardized Model Context Protocol.