Top 12 Open-Source Alternatives to Understand

Product categories

Clean Code Code Analysis Code Collaboration Code Coverage Code Quality Code Review Code Security DevOps Tools Developer Tools Git Open Source Security

Summary

The top open-source alternatives to Understand are SonarQube, CodeClimate, and Phabricator. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

SonarQube Landing Page
1

SonarQube

SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.
Pricing:
- Open Source
- Freemium
- Free Trial
- $150.0 / Annually
#Code Analysis #Code Review #Code Coverage 1 social mentions
CodeClimate Landing Page
2

CodeClimate

Code Climate provides automated code review for your apps, letting you fix quality and security issues before they hit production. We check every commit, branch and pull request for changes in quality and potential vulnerabilities.
Pricing:
- Open Source
#Code Coverage #Code Quality #Code Analysis 11 social mentions
Phabricator Landing Page
3

Phabricator

Phacility - Phabricator
Pricing:
- Open Source
#Code Collaboration #Project Management #Git 3 social mentions
Coveralls Landing Page
4

Coveralls

Coveralls is a code coverage history and tracking tool that tests coverage reports and statistics for engineering teams.
Pricing:
- Open Source
#Code Coverage #Code Quality #Code Analysis 13 social mentions
Cppcheck Landing Page
5

Cppcheck

Cppcheck is an analysis tool for C/C++ code. It detects the types of bugs that the compilers normally fail to detect. The goal is no false positives. CppCheckDownload cppcheck for free.
Pricing:
- Open Source
#Code Analysis #Code Coverage #Code Review 10 social mentions
Reviewable Landing Page
6

Reviewable

GitHub code review platform.
Pricing:
- Open Source
#Code Collaboration #Git #Code Review 21 social mentions
Snyk Landing Page
7

Snyk

Snyk helps you use open source and stay secure. Continuously find and fix vulnerabilities for npm, Maven, NuGet, RubyGems, PyPI and much more.
Pricing:
- Open Source
#Security #Security Monitoring #Security CI 85 social mentions
Review Board Landing Page
8

Review Board

Stress-free code review for teams of all sizes
Pricing:
- Open Source
#Code Collaboration #Git #Version Control
ESLint Landing Page
9

ESLint

The fully pluggable JavaScript code quality tool
Pricing:
- Open Source
#Code Coverage #Developer Tools #Code Quality 229 social mentions
Devart Code Compare Landing Page
10

Devart Code Compare

Code Compare is an advanced file and folder comparison tool. Its intuitive interface allows you to merge differing files and folders fast and easily! And it's FREE!
Pricing:
- Open Source
- Freemium
- Free Trial
- $69.95 / Annually
#Code Review #Developer Tools #Software Development
FindBugs Landing Page
11

FindBugs

Findbugs is a tool that looks for bugs in Java code. Findbugs finds the bugs by analyzing computer software without actually executing programs. Using this software allows for easy debugging and repairing broken script. Read more about FindBugs.
Pricing:
- Open Source
#Code Coverage #Code Analysis #Code Quality 3 social mentions
SonarCloud Landing Page
12

SonarCloud

Enhance your workflow with continuous code quality, SonarCloud automatically analyzes and decorates pull requests on GitHub, Bitbucket, Azure DevOps and GitLab on major languages.
Pricing:
- Open Source
- Freemium
- Free Trial
- €10.0 / Monthly (100,000 Lines of Code)
#Developer Tools #DevOps Tools #SAST 12 social mentions