explaingit

acoyfellow/zero-cloudflare-hello

Analysis updated 2026-05-18

6HTMLAudience · developerComplexity · 2/5LicenseSetup · easy

TLDR

A one-click deployable hello world example that runs a compiled Zero-language binary on Cloudflare Containers.

Mindmap

mindmap
  root((zero cloudflare hello))
    What it does
      Runs Zero binary at edge
      One click deploy
      Worker to Container routing
    Pieces
      Cloudflare Worker
      Cloudflare Container
      Zero ELF binary
      HTTP adapter
    Tech stack
      Zero language
      TypeScript
      Docker
      Wrangler
    Use cases
      Try Zero language on real infra
      Evaluate Cloudflare Containers
    Audience
      Edge computing developers

Code map

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filefunction / class

What do people build with it?

USE CASE 1

Deploy a compiled Zero-language binary to Cloudflare's edge with one click.

USE CASE 2

Learn how Cloudflare Workers can route requests into a Cloudflare Container running a native binary.

USE CASE 3

Use this as a template for running other compiled languages on Cloudflare Containers.

What is it built with?

ZeroTypeScriptCloudflare WorkersDockerWrangler

How does it compare?

acoyfellow/zero-cloudflare-helloabderazak-py/retro-homepagebenagastov/nim-wasm-compiler
Stars666
LanguageHTMLHTMLHTML
Setup difficultyeasyeasyeasy
Complexity2/52/53/5
Audiencedeveloperops devopsdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · easy Time to first run · 5min

The one-click deploy button works without installing the Zero compiler since the binary is pre-built.

Use freely for any purpose, including commercial use, as long as you keep the copyright notice (MIT license).

In plain English

This repository is a minimal, deployable example showing how to run a Zero programming language binary on Cloudflare's edge infrastructure. Zero is a programming language, from zerolang.ai, that compiles to native Linux executables. Cloudflare Containers is a service that can run those executables at the edge, meaning on servers distributed close to users around the world. The project demonstrates a chain: an incoming HTTP request hits a Cloudflare Worker, a small JavaScript function running at the edge, which forwards it to a Cloudflare Container, which runs the compiled Zero binary and returns its standard output as the HTTP response. The entire useful program is a few lines of Zero code that writes a greeting string to output. The compiled binary included in the repository is 261 bytes, a tiny Linux executable. Because the pre-built binary is committed to the repository, deploying it requires no Zero compiler installation. Cloudflare provides a one-click deploy button that forks the repository and sets up both the Worker and the Container automatically. The repository also includes a Dockerfile defining the container image, a small HTTP adapter script that bridges the container to the Worker, and a wrangler configuration file, the standard Cloudflare deployment config format, that ties it all together. You would use this as a starting point if you are exploring the Zero language and want to see it running on real infrastructure, or if you are evaluating Cloudflare Containers as a deployment target for compiled executables. The primary files are HTML and TypeScript, and the project is released under the MIT license.

Copy-paste prompts

Prompt 1
Walk me through how the request flows from the Cloudflare Worker to the Zero binary in this repo.
Prompt 2
Show me how to rebuild the Zero binary using the zerolang.ai compiler instead of the committed one.
Prompt 3
Explain what the wrangler.jsonc file in this repo configures.
Prompt 4
Help me adapt this Dockerfile to run a different compiled language binary on Cloudflare Containers.

Frequently asked questions

What is zero-cloudflare-hello?

A one-click deployable hello world example that runs a compiled Zero-language binary on Cloudflare Containers.

What language is zero-cloudflare-hello written in?

Mainly HTML. The stack also includes Zero, TypeScript, Cloudflare Workers.

What license does zero-cloudflare-hello use?

Use freely for any purpose, including commercial use, as long as you keep the copyright notice (MIT license).

How hard is zero-cloudflare-hello to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is zero-cloudflare-hello for?

Mainly developer.

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