| 1 | 2,169 | 3,066 | open_uri_redirections | OpenURI patch to allow redirections between HTTP and HTTPS |
| 2 | 3,458 | 2,717 | metainspector | MetaInspector lets you scrape a web page and get its links, images, texts, meta tags... |
| 3 | 18,182 | 20,142 | site_validator | command-line tool to validate the markup of a whole site against the W3C validator |
| 4 | 18,243 | 21,589 | w3clove | this gem has been discontinued, from now on you should use the site_validator gem |
| 5 | 28,475 | 35,924 | mortise | Ruby client to test accessibility of web pages using the Tenon.io JSON API |
| 6 | 46,809 | 154,925 | accessibility | Ruby client to check for accessibility issues using
Chrome's ... |
| 7 | 82,794 | 39,648 | nunchaku | Ruby client to check HTML markup using the Nu HTML Checker at http://validator.w3.org/nu/ |
| 8 | 96,033 | 50,800 | rocketvalidator | Official Rocket Validator API client. |