Correct way to add external jars (lib/*.jar) to an IntelliJ IDEA project

2021-6-3 anglehua

When creating a new Java project in IntelliJ IDEA, the following directories and files are created:

./projectname.iml
./projectname.ipr
./projectname.iws
./src/

I want to configure IntelliJ IDEA to include my dependency JARs in ./lib/*.jar to the project. What is the correct way to achieve this in IntelliJ IDEA?


dialogue in Intellij 20.3

Steps for adding external jars in IntelliJ IDEA:

  1. Click File from the toolbar
  2. Select Project Structure option (CTRL + SHIFT + ALT + S on Windows/Linux, + ; on Mac OS X)
  3. Select Modules at the left panel
  4. Select Dependencies tab
  5. Select + icon
  6. Select 1 JARs or directories option


IntelliJ IDEA 15 & 2016

  1. File > Project Structure...

    File > Project Structure

    or press Ctrl + Alt + Shift + S

  2. Project Settings > Modules > Dependencies > "+" sign > JARs or directories...

    Modules > Dependencies > JAR or directories

  3. Select the jar file and click on OK, then click on another OK button to confirm

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  4. You can view the jar file in the "External Libraries" folder

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