UltraBlock is a free cross-platform browser extension for filtering content, including ad blocking.

MEGA ADBLOCK is a free extension for content filtering, including ad blocking.

Record your screen and camera with one click. Share that content in an instant with a link.

Boost reading and writing confidence across all types of content and devices, in class, at work, and at home.

Content Server Browser Web Extension for Chrome

CK-12 is an app to help students, and teachers improve K-12 learning globally by providing self-pace learning content & tools.

Now anyone can create stunning visual content for print, mobile or web. Make brochures, newsletters, magazines, reports, and more.

This extensions let's you share content from websites directly into a Watch2gether room.

Remove ads and annoying content from webpages.

Effortless ad blocking and content filtering

Effortless ad blocking and content filtering

Allow users to easily play their favorite SWF Game Content

Save ink. Save paper. Print only the web content you need.

Extension to create and play back in-app help content for web applications.

Sending and reading web content such as news articles and blog posts to your Kindle device or reading app is now easier than ever.

A companion extension to uBlock Origin: to gain ability to foil early hostile anti-user mechanisms working around content blockers.

ContentKeeper Authenticator

Block Flash from loading automatically and allow content only on selected sites.

Spoof websites trying to gather information about your web navigation to deliver distinct content you may not want

Night Shift automatically shifts the colors of your browser content to warmer end of the color spectrum after dark

Buffer is the best way to share great content to Instagram, Twitter, Facebook, Pinterest and LinkedIn from anywhere on the web.

takes users to relative content when a website no longer exists

No more country restrictions, just enjoy the content!

Insert instructional content on any web page

Capture a region, visible content of a tab, or a horizontally/vertically scrollable page as a searchable image & bookmark it.

Allows wider than average screens (eg.21:9) to play online video content and fit the screen properly in fullscreen mode.

Easily add content to your Feedly while browsing

Block disruptive video ads on YouTube™ and avoid adult video content anywhere on the web

Drops X-Frame-Options and Content-Security-Policy HTTP response headers, allowing all pages to be iframed.

Easily schedule and publish content to Pinterest and Instagram.