The Holy Trinity: Ruby, Bundler, and Gemfiles Explained

📰 Dev.to · Zil Norvilis

Learn how Ruby, Bundler, and Gemfiles work together for dependency management, and why it matters for efficient project setup

intermediate Published 24 Feb 2026
Action Steps
  1. Install Ruby and Bundler on your system using the command 'gem install bundler'
  2. Create a new Gemfile in your project directory and specify dependencies using the 'gem' keyword
  3. Run 'bundle install' to install dependencies and generate a Gemfile.lock
  4. Use 'bundle update' to update dependencies and refresh the Gemfile.lock
  5. Explore the Bundler documentation to learn more about dependency management options and best practices
Who Needs to Know This

Developers familiar with JavaScript or Python will benefit from understanding the Ruby ecosystem, and how to apply similar dependency management concepts to their Ruby projects

Key Insight

💡 Bundler and Gemfiles provide a robust way to manage dependencies in Ruby projects, similar to npm/yarn in JavaScript or pip/virtualenv in Python

Share This
🔩 Master Ruby dependency management with Bundler and Gemfiles! 💻

Full Article

If you are coming from JavaScript (npm/yarn) or Python (pip/virtualenv), the Ruby way of doing things...
Read full article → ← Back to Reads