| Similarity | Rank | |
|---|---|---|
| MongoDB | 0.912 | 68466 |
| MySQL | 0.854 | 16159 |
| SQLite | 0.852 | 78857 |
| PostgreSQL | 0.850 | 48448 |
| Postgres | 0.845 | 98034 |
| SPARQL | 0.828 | 99665 |
| Hadoop | 0.828 | 38326 |
| Hibernate | 0.826 | 67168 |
| Drupal | 0.818 | 15170 |
| Heroku | 0.818 | 99629 |
| server-side | 0.813 | 45060 |
| JSON | 0.813 | 34771 |
| PHP | 0.813 | 9654 |
| Grails | 0.812 | 99483 |
| RESTful | 0.812 | 81007 |
| Zend | 0.811 | 51103 |
| XML | 0.810 | 9748 |
| XPath | 0.809 | 82027 |
| backend | 0.809 | 26259 |
| JQuery | 0.807 | 82764 |
| NoSQL | 0.806 | 73081 |
| RDBMS | 0.806 | 85633 |
| MediaWiki | 0.802 | 88777 |
| GitHub | 0.801 | 56182 |
| ColdFusion | 0.801 | 58039 |