Free SonarQube Alternatives
The best free alternative to SonarQube is Codacy. It's not free, so if you're looking for a free alternative, you could try Cppcheck or Shellcheck. If that doesn't suit you, our users have ranked more than 25 alternatives to SonarQube and 16 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to SonarQube are PhpMetrics, DeepSource, Code Climate and Coverity Scan.
- Free Personal • Proprietary
- Online
- Self-Hosted
- Software as a Service (SaaS)
Codacy automates code reviews and monitors code quality on every commit and pull request reporting back the impact of every commit or pull request, issues concerning code style, best practices, security, and many others.
Codacy vs SonarQube opinions
Measure evaluation of the code quality over time.
Cppcheck is an static analysis tool for C/C++ code. Unlike C/C++ compilers and many other analysis tools it does not detect syntax errors in the code. Cppcheck primarily detects the types of bugs that the compilers normally do not detect.
No screenshots yet- Free • Open Source
- Online
- GNU Emacs
- Vim
- Sublime Text
- Atom
- Code - OSS (vscode)
- Visual Studio Code
A simple tool for finding bugs in shell scripts.
PhpMetrics provides metrics about PHP project and classes, with beautiful and readable HTML report.
- Freemium • Proprietary
- Online
- Software as a Service (SaaS)
- CircleCI
- Bitbucket
- GitHub
- Travis CI
- GitLab
Find and fix bug risks, anti-patterns, performance issues, security flaws automatically during code reviews. In addition, DeepSource automatically fixes some of the most commonly occurring issues. It works for Python, Go, Ruby, and JavaScript.
Code Climate consolidates the results from a suite of static analysis tools into a single, real-time report, giving your team the information it needs to identify hotspots, evaluate new approaches, and improve code quality.
Coverity Scan Static Analysis allows to find and fix defects in your Java, C/C++ or C# open source project for free.
No screenshots yetLandscape is an early warning system for the Python codebase. It integrates into GitHub, uses the Prospector code analysis tool for Python, and aggregates the analysis results nicely.
Flawfinder examines source code and reports possible security weaknesses (``flaws'') sorted by risk level. It's very useful for quickly finding and removing at least some potential security problems before a program is widely released to the public.
No screenshots yetSensioLabsInsight is a quality assurance tool that analyzes your source code to find problems that degrade the overall quality of your projects.