DocTrackr – Secure Gmail attachments, track access & remotely destroy documents. Easily control who can read, copy or print email attachments. By installing docTrackr you’ll add security to PDF documents and regain control of your Gmail attachments. Set permissions to control who can read, edit, copy or print.
Bop.fm – creates a home for every song on the internet. It aggregates all your favorite music sources (Spotify, Deezer, Rdio, YouTube, SoundCloud, and more) into one awesome music service. That means that anyone can play any song, using any service, and share with any friend, even if your friend uses a different music service than you. Bop.fm strives to have every song on the planet, not just what’s available in Spotify or Rdio.
Space Next – In Firefox, pressing the “Space” key in a webpage usually makes it scroll down one page until the end of the page is reached. Opera browser has the same behaviour, except that at the end of the page, the next page is automatically loaded, thanks to the “Fast Forward” function. This addon tries to replicate Opera’s ability to automatically load the next page.
Vocabulary Notebook – provides a revolutionary solution to study and learn new vocabulary. You will be able to insert vocabulary along with definitions, sample sentences, importance and categories. Then you will be able to study all your vocabulary in a much easier way, filtering by categories or importance. You can also do different tests over all the vocabulary you have.
Jutoh – makes it easy to create ebooks in popular formats that you can sell on many ebook sites, including Amazon’s Kindle and Apple’s iBooks. Create your project in seconds from existing files using the New Project Wizard; or create your book from scratch using the built-in styled text editor. Select a book cover design from Jutoh’s templates, or create your own with the built-in cover designer.