FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.
Get free text of research papers as you browse, using Unpaywall's index of ten million legal, open-access articles.
A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook. Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.
Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
Switch website you want to dark mode. Dark mode will help devices save battery and reduces strain on your eyes.
Pearltrees lets you organize everything.
Scrobble music from vk.com to last.fm
F.B. Purity hides the ads, app spam and other annoying clutter from your facebook news feed, lets you increase the font size, change colours plus many more features and generally makes Facebook a lot less annoying to use.
Switch Youtube to dark mode. Dark mode will help devices save battery and reduces strain on your eyes.
Unblock any blocked website and stay secure with Hotspot Shield. Easy use with one-click activation. Unlimited bandwidth!
1-Click to download any Facebook video. Choose if you want video or just an image. Compatible with new Firefox Quantum 57+ Addon uses 3rd party site (www.getyourfb.com) for operation.
The easiest access to the Google universe