Fix issues
before they exist!

A null pointer exception could be thrown

Open source extension for your favorite IDE!


SonarLint shows you issues as you code. It subtly points out new issues so that you can still focus on coding.

A potential code issue is highlighted

On changes

SonarLint lists issues found in all the files that you added and updated.

A list of issues in the current opened files

With smart explanations

SonarLint provides explanations to help understand issues found and why it is a problem.

Issue description explains why it appears and how it can be fixed