StumbleUpon is described as 'Discovers web sites based on your interests, learns what you like and brings you more' and is a very popular social bookmarking tool in the social & communications category. There are more than 25 alternatives to StumbleUpon for a variety of platforms, including Web-based, iPhone, Android, Mac and Windows apps. The best StumbleUpon alternative is Raindrop.io, which is free. Other great apps like StumbleUpon are Pinterest, Refind, Pinboard and GGather.
Sieve the web for cool websites you probably never knew existed whilst supporting the smaller sites that Google ignores. All revealed in a weekly box every Friday, bringing fresh content that you’ll absolutely love...or find completely useless.
A smarter way to discover the web. stumbleable brings back the joy of online exploration, letting you “stumble” across fascinating sites, ideas, and projects with one click.
Skloog is a simple but powerful bookmark manager, that lets you organize your links by tag and category.
Draggo is the best way to save, organize, and access all your favorite links from any online location.
United States
BlogMarks is a collaborative link management project based on sharing and key-word tagging. Build on a blog basis, BlogMarks is an open and free technology. Now, you can access your favorite URL's from any computer.
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FAVable gives users the capability to save all their bookmarks online. It has the popular social media fully integrated so no need anymore for copy&pasting to multiple sites.
Is the one of the popular site working like StumbleUpon. SpinSnap terms itself as a Discovery Engine.
SubtleTV helps you find the best videos to watch from Reddit and other social sites.
BoomNext stream videos from your favorite websites in full screen - Imgur, 9gag and more. It's open source and features a plugin system to add your favorite site as TV channel.
