| My Notepad | | - | | |
| My TimeZone | | - | | |
| My Weekly Browsing Schedule | | - | | |
| New Tab - Moment | | - | | |
| Nice-Calculator | | - | | |
| Night Launch Companion | | - | | |
| NoTea | | - | | |
| Noia Fox options | | - | | |
| Note Taker | | - | | |
| Notebook-fox | | - | | |
| Notes | | - | | |
| Notesaver! | | - | | |
| Numpad Typing Drills | | - | | |
| O'Notes | | - | | |
| OPIE | | - | | |
| OPIE2 | | - | | |
| Open As Webfolder | | - | | |
| Open Link In Program (OLIP) | | - | | |
| Open Multiple Locations | | - | | |
| Open With Vivaldi Browser | | - | | |
| OperaView | | - | | |
| Operator | | - | | |
| PDF Viewer | | - | | |
| PaXaL HTML5 Notifications | | - | | |
| Pacman | | - | | |
| Page Load Count | | - | | |
| Page Memo | | - | | |
| Page Ruler | | - | | |
| Panel Unarrower | | - | | |
| Passwordgen For Firefox 1 | | - | | |
| Pencil Prototyping | | - | | |
| Phrase Indexer | | - | | |
| Places to CSV | | - | | |
| PlayLink | | - | | |
| Pomodoro Clock | | - | | |
| PonPon - Copy and Paste | | - | | |
| Preloader (for Firefox) | | - | | |
| Private Browsing Windows | | - | | |
| Puzzle | | - | | |
| QrCodeR | | - | | |
| Quick 2048 | | - | | |
| Quick Calculator | | - | | |
| Quick Note | | - | | |
| QuickNote | | - | | |
| Quitomzilla | | - | | |
| RAM Tab | | - | | |
| Really Simple Sticky | | - | | |
| Rebrand | | - | | |
| Regular Expressions Tester | | - | | |
| ReminderFox | | - | | |
