Hi there, I’m Max Howell

I make open source used by millions of people.

I’m a big believer in Swift and focus on making tools and libraries for the Swift community.

I created Homebrew, and if you want to say thanks, you can buy me a beer.

Xcode app & Xcode cat


Supporting mxcl

I am a prolific creator of open source, and always will be.
Any help is much appreciated 🙏🏻




Sublimate Open Source Library

DX layer for Vapor 4.


Uses This / Max Howell Open Source Interview

I had a lot of fun doing this interview.

Cake Open Source App

A delicious, quality‑of‑life supplement for your app‑development toolbox.

Chalk Open Source Library

Terminal colors using Swift 5’s string interpolation extensions.

Workbench Open Source App

Seamless, automatic, “dotfile” sync to iCloud.

AppUpdater Open Source Library

Automatically update open source macOS apps from GitHub releases.

Version Open Source Library

semver (Semantic Version) Swift µFramework.

LegibleError Open Source Library

Beating Error.localizedDescription at its own game.

Path.swift Open Source Library

Delightful, robust, cross‑platform and chainable file‑pathing functions.

swift sh Open Source Library

Trivially import third‑party dependencies in your Swift scripts.


Swift by Sundell №36 Podcast

“Promises everywhere”, with special guest Max Howell.

$ brew create Presentation

Talk at FrenchKit 2018.

Canopy App

Push notifications for GitHub events.

TEDx Presentation

How I learned to stop worrying and love artificial superintelligence.


CHANGELOG#232 Podcast

Homebrew and Swift with Max Howell.


PromiseKit Open Source Library

Promises for Swift & ObjC; a top‑100 pod.


CHANGELOG#35 Podcast

Homebrew and OSX Package Management.


Homebrew Open Source Tool

The missing package manager for Mac.