Ruby on Mac Blog

  • How to install the locomotivecms_wagon gem on a Mac
  • OpenSSL and Ruby Compatibility Table
  • OpenSSL 1.1 is deprecated: how this affects your Ruby projects
  • Announcing Ruby on Mac version 2.0
  • How to Install Older Ruby Versions on macOS Ventura, Sonoma, and Sequoia
  • How and Why to Upgrade the Ruby Version in Your Project
  • How to Install Ruby 2.6.x on macOS (Sequoia, Sonoma, and Ventura)
  • How to Install (Or Get Rid Of) therubyracer on Apple Silicon Macs
  • Install Ruby on macOS Sequoia (15.x), Sonoma (14.x), and Ventura (13.x)
  • How to customize Git preferences, macOS preferences, and GitHub repos in Ruby on Mac Ultimate
  • The Ultimate Script for Setting up a New Mac

    • Solutions for common Ruby warnings and errors

  • You don't have write permissions for the /Library/Ruby/Gems/2.6.0 directory
  • Error running 'requirements_osx_brew_libs_install libksba openssl@1.1'
  • OpenSSL 1.1 has been disabled because it is not supported upstream!
  • How to fix REXML::ParseException TypeError in Cocoapods
  • Error installing rails: net-protocol requires Ruby version >= 2.6.0
  • nokogiri requires Ruby version >= 3.0, < 3.4.dev. The current ruby version is 2.6.10.210
  • How to fix "CocoaPods installed but not working" in Flutter
  • How to fix "missing symbol called" when running Rails commands
  • drb requires Ruby version >= 2.7.0. The current ruby version is 2.6.10.210
  • Error running '__rvm_make -j8' on macOS
  • cocoapods-downloader requires Ruby version >= 2.7.4. The current ruby version is 2.6.10.210
  • ld: symbol(s) not found for architecture x86_64
  • rouge requires Ruby version >= 2.7. The current ruby version is 2.6.10.210
  • activesupport requires Ruby version >= 2.7.0. The current ruby version is 2.6.10.210
  • You don't have .gem/ruby/2.6.0/bin in your PATH, gem executables will not run
  • Error installing cocoapods: Failed to build gem native extension
  • Error installing compass: Failed to build gem native extension
  • Error installing jekyll: Failed to build gem native extension
  • Error installing rails: Failed to build gem native extension

    • More Ruby guides from my personal site

  • Why You Shouldn't Use the System Ruby to Install Gems on a Mac
  • Why You Should Never Use sudo to Install Ruby Gems
  • How to fix "command not found" after installing gems
  • Rails is not currently installed on this system: how to fix this error
  • The Beginner's Guide to Bundler and Gemfiles
  • How to Update Gems in Your Gemfile
  • Understanding The Gemfile.lock File
  • What Happens When You Don't Specify a Version in Your Gemfile
  • The fastest and easiest way to install Ruby on a Mac in 2025
  • Making GitHub Pages Work With Jekyll 4+ and Any Theme and Plugin
  • How to Run Ruby 2.7.x or 3.1.x in CircleCI
  • The 6 Characters That Could Bring Down Your Rails App