Highbrighter
Highbrighter to mark text on a site, add notes and navigate them through context menu. All the changes to a page can be saved and then loaded
46 users
Add HTTPS
It adds https to the current http URL. For instance, if your current tab is on http://example.com, clicking this add-on icon will take you to the https://example.com. If you're already on a https version, it will take you to the http.
46 users
Harakirimail
Just right click where you are in need of a Harakirimail (disposable email address), your inbox will open in a background tab.
46 users
Link Extras
Add extra functions to links and links in selections - Open Links in Tabs (loaded or unloaded), Bookmark Links, Download Links and Copy Links to the Clipboard in Custom Formats
45 users
tab-invaders
Solve your tab addiction with a quick game of space invaders. Each destroyed alien will close an opened tab.
45 users
Rabbit URL Opener
Rabbit URL Opener - Bulk URL Opener Extension just lets you open multiple URLs at once (in new tabs or windows). URL Opener is a web tool to open multiple URLs at the same time. To know more visit us at https://rabbitopener.blogspot.com
45 users
FocusBlocker (New)
Block websites for a given time to help you focus on work/study. Using a 'browser 10 min then block 50 min' approach This addon uses the new WebExtension format so it's compatiable with Firefox 57+
45 users
Tab Badge
Shows a small badge with the unread count (the number between parentheses in the page's title) of the tabs over their favicon.
44 users
inTab
inTab gives your new tab more features! Include wallpaper hd,cloud disk,remainder,bookmark,weather,notes,history manager. inTab 给您的新标签页更多特性，比如自由添加网站图标，云端高清壁纸，快速访问书签、天气、笔记、待办事项、扩展管理与历史记录。
44 users
Lenny Faces Keyboard
Lenny Faces keyboard helps you create and copy/paste Lenny Faces to anywhere.
43 users
