Fix issues before they exist

SonarLint is an IDE extension that helps you detect and fix quality issues as you write code.
Like a spell checker, SonarLint squiggles flaws so that they can be fixed before committing code.

 

Thousands of automated Static Code Analysis rules, protecting
your app on multiple fronts.

 

Code Reliability

Catch tricky bugs to prevent undefined behaviour from impacting end-users.

 

Application Security

Fix vulnerabilities that compromise your app, and learn AppSec along the way with Security Hotspots.

 

Technical Debt

Make sure your codebase is clean and maintainable, to increase developer velocity!

 

Use it in your favorite IDE

 

Features

Bug detection

Benefit from thousands of rules ; which detect common mistakes, tricky bugs and known vulnerabilities.

Instant feedback

On-the-fly! Issues are detected and reported as you code, just like a spell-checker.

Know what to do

SonarLint precisely pinpoints where the problem is, and gives you recommendations on how to fix it.

Learn from your mistakes

Rich documentation lets you understand issues in detail and discover coding best practices.

Uncover old issues

See which issues were already existing, and become a hero for fixing them.