| Search Scrub | | - | | |
| Search Selected Text | | - | | |
| Search Site | | - | | |
| Search Tab | | - | | |
| Search Type B | | - | | |
| Search all Tabs | | - | | |
| Search and Switch Containers | | - | | |
| Search in New Tab | | - | | |
| Search in Sidebar | | - | | |
| Search on Engine Change | | - | | |
| Search through New Tab Page | | - | | |
| SearchBox Conforming | | - | | |
| SearchBox Sync | | - | | |
| SearchThisSite | | - | | |
| SearchWP | | - | | |
| Searchbar Autosizer | | - | | |
| Second Search | | - | | |
| Security Tab Colorizer | | - | | |
| Select After Closing Current | | - | | |
| Select Search | | - | | |
| Shiori | | - | | |
| Short menu button | | - | | |
| Show - Hide Bookmarks ToolBar | | - | | |
| Show History Button | | - | | |
| Show History Popup | | - | | |
| Show fixed Go | | - | | |
| Showcase | | - | | |
| Side Tabs | | - | | |
| Side View | | - | | |
| Sidebar Auto Show／Hide | | - | | |
| Sidebar Bookmark Selector | | - | | |
| Sidebar Icons | | - | | |
| Sidebar Mix | | - | | |
| Sidebar Note | | - | | |
| Sidebar Tabs | | - | | |
| Sidebar Tabs (836961) | | - | | |
| Sidebar+ | | - | | |
| Sidebars List | | - | | |
| Sidebery | | - | | |
| Similar Pages | | - | | |
| Simple Clocks | | - | | |
| Simple Tab Groups | | - | | |
| Simple Tab Pin | | - | | |
| Simple Tab Renamer | | - | | |
| Simple Tab Switch | | - | | |
| Simplified Tab Groups | | - | | |
| Simplify Awesome Bar | | - | | |
| Site Favicon in Urlbar | | - | | |
| Site Identity Button Colors | | - | | |
| Site Search | | - | | |
