20 years
of IntelliJ IDEA

Celebrating two decades of productive development

In 2001, IntelliJ IDEA was born out of a desire to make development a more productive and enjoyable experience. In 2021, IntelliJ IDEA is loved and used by more than 4M developers from around the world!

IntelliJ IDEA 20 years

Today we’d like to take a moment to thank you, our amazing users. IntelliJ IDEA wouldn’t be where it is today without you and the valuable feedback you provide!

Thank you for being with us, and let’s celebrate this milestone together!

Join a free virtual event
IntelliJ IDEA Conf
on February 25-26, 2021!
10:00 - 17:00 CET

About the conference

Hear from the creators of IntelliJ IDEA about its roadmap and its incredible features, as well as how to use them.
Get the inside information on the evolution of IntelliJ IDEA.
Learn tips and best practices from experts to become a happier and more productive developer.


Day 1, February 25

Day 2, February 26


Registration Form for IntelliJ IDEA Conf

It’s been an incredible journey so far. Do you want to join our nostalgic tour of the best IntelliJ IDEA moments?

IntelliJ IDEA today

Developers use and trust IntelliJ IDEA
IntelliJ IDEA downloads in 2020

IntelliJ IDEA is used all over the world, on all continents...

including Antarctica

World IntelliJ IDEA usage infographics by continents

Top 5 Countries

by number of users in 2020

  • China
  • United States
    United States
  • India
  • Germany
  • Russia

Top 5 most used features

by the share of users in 2020

  • Сode completion
  • Show Intention Actions
  • Run
  • Go to Declaration
  • Toggle Line Breakpoint
Major versions of IntelliJ IDEA have been released over the last 20 years

IntelliJ Platform team size

by number of employees

Picture of growing IntelliJ team sizes by number of employees with years

IntelliJ Platform

IntelliJ IDEA serves as the foundation for the IntelliJ Platform – an open-source platform for building IDEs and developer tools. It is available under the Apache 2.0 license, allowing you to create royalty-free commercial and non-commercial products on it, including fully-fledged IDEs and plugins.

At JetBrains, we have used the IntelliJ Platform to build specialized products for specific languages and technologies in order to provide the best possible experience. These products include:

Community Partners for
IntelliJ IDEA Online Conf

Become a community partner


IntelliJ IDEA 20 years

Let’s keep evolving together!
The next 20 years ...and beyond