Your results contain 12 solutions with the following criteria :

Testing & Continuous integration
Solution Smile rating Users rating Popularity
Checkstyles No rating No rating
8%   Popularity on the site
continuum Continiuum 2.7 Smile No rating
16%   Popularity on the site
CruseControl No rating No rating
8%   Popularity on the site
FindBugs No rating No rating
6%   Popularity on the site
JUnit No rating 3.2 Visitors
7%   Popularity on the site
Jenkins Jenkins 4.7 Smile No rating
43%   Popularity on the site
PHPUnit No rating No rating
9%   Popularity on the site
PMD PMD 3.7 Smile No rating
17%   Popularity on the site
Selenium Selenium 3.5 Smile No rating
18%   Popularity on the site
Sonar No rating 3.7 Visitors
15%   Popularity on the site