| ClearURLButton | | - | | |
| Click to Play Plugins Helper | | - | | |
| Click to Play per-element | | - | | |
| Click to Play per-element CE | | - | | |
| Click to play switch | | - | | |
| Click-to-Play Manager | | - | | |
| Cockpit Home Page | | - | | |
| Color Management | | - | | |
| Comeback View Menuitems | | - | | |
| Compact Error Console | | - | | |
| Config Descriptions | | - | | |
| Config Export | | - | | |
| Config Files Editor Plus | | - | | |
| Configuration Mania | | - | | |
| Content Preferences | | - | | |
| CookieExFilter | | - | | |
| Custom Geometry | | - | | |
| Custom Scaling Toggle | | - | | |
| Customize about：newtab | | - | | |
| DNS Cache | | - | | |
| DOM Inspector | | - | | |
| Default FullZoom Level | | - | | |
| Deletebutton | | - | | |
| Dictionary Switcher | | - | | |
| Disable Addons | | - | | |
| Disable Auto-update | | - | | |
| Disable F12 Shortcut | | - | | |
| Disable Hello，Pocket ＆ Reader+ | | - | | |
| Disable Sync | | - | | |
| Disable about：config | | - | | |
| DisableDisabler | | - | | |
| Download Panel Tweaks | | - | | |
| Download Profiler | | - | | |
| Download Tab | | - | | |
| Download folder button | | - | | |
| Downloads Tab | | - | | |
| Downloads in Tab | | - | | |
| Element Properties | | - | | |
| Enable Click to Play | | - | | |
| Environment Proxy | | - | | |
| Error Console | | - | | |
| Expire history by days | | - | | |
| Extension Defender | | - | | |
| Extension List Dumper | | - | | |
| Extension List Dumper 2 | | - | | |
| Extension Options Menu | | - | | |
| Extensor | | - | | |
| FEBE | | - | | |
| Fasterfox Lite | | - | | |
| Fat-Free Firefox | | - | | |
