About this Course

Gems are libraries that you can use in your Ruby programs that provide extra functionality. There are a lot of gems in the Ruby ecosystem that cover all types of use cases. In this course, you'll learn about what gems are, how they are structured, and how to use them in your programs.

What you'll learn

• Ruby Gems
• Libraries

Teacher

• Jason Seifer

  Jason helped launch Treehouse and spent 4 years teaching here before returning to Rails development full time.

Download videos

You need to sign up for Treehouse in order to download course videos.

Sign up