Unfortunately, dear reader, this is where you’d be wrong.

Now, if you’re like me, these steps all went relatively smoothly, and you should be full of optimism that installed Jekyll will be just as straightforward. (this means you’re using the brew installed version of ruby, rather than system ruby, which is what we want) Checked that the which ruby command outputs something like /usr/local/opt/ruby/bin/ruby.

# Ruby export PATH =/usr/local/opt/ruby/bin: $PATH export GEM_HOME = $HOME/gems bash_profile or zshrc) or restart your terminal to save these changes) (bash, zsh, whatever) with the following entries (don’t forget to run source $PROFILE (e.g.

Installed Ruby via Homebrew 1 via brew install ruby and then updated your shell profile.

The macOS headers via open /Library/Developer/CommandLineTools/Packages/

Installed the Xcode Command Line tools via xcode-select -install and installed.

If you’ve followed all of the steps outlined in the various places where this question is asked on the internet, you’ve probably already How to do the thing: the easy partsĬhances are you’ve gotten this far because you want to install Jekyll on macOS. So, dear reader, this post is for people like me: folks who want to install Jekyll on Mac OS Catalina, have run into dumb errors along the way, and just want one place where all the steps are laid out in an easy-to-follow way. However, when I tried to install Jekyll on macOS Catalina, I ran into some issues that the aforementioned post did not solve – in fact, in the several hours I spent trying to debug my setup, I didn’t find any website, forum post, or StackOverflow that solved answered all of my questions in an end-to-end way. If you’re not using Catalina and are running into Jekyll installation issues, I recommend starting with their post first. This post is inspired by the Desired Persona’s helpful post on how to install Jekyll for Mac OS Mojave. Installing Jekyll and its Toolchain on macOS Catalina

Gem install jekyll bundler brew