Here's the details from the Chrome Web Store for those who do not want to leave this page yet.
Find stuff faster and save what you like. Annotate, tag, bookmark, preview, block sites and page, and more.
Make your search more productive and save all the good stuff you discover. Preview result links without opening new tabs. Highlight and annotate web pages and organize them by tags. Find them again easily. Block useless sites and pages. Quickly search on various search engines and other features to make your search better and make it easier to find the stuff you like.
Features:
Preview search results or posts on many supported sites. Find what you are looking for without opening new tabs. On search engines, the preview automatically highlights the word you searched for.
Bookmarked and saved pages are highlighted whenever they appear in the results.
On supported sites, new results since your last visit are highlighted so you can easily identify them.
You can highlight text and add notes on any page. It is enabled by default in the preview frame and is accessible via the conext menu on any page.
You can organize the saved pages using tags. On supported sites, you can directly drag items over onto a tag. Otherwise, click on the extensions icon and click on 'My Library'.
Block sites and pages from appearing in your search results. You can see any blocked results with a single click.
A more detailed lists of features listed below.
Works on search result pages from Google™, Bing™, Yahoo™, Baidu™ 百度, and Yandex™ Яндекс. Also works (a little differently) on sites such as Github, StackOverflow, Reddit and more.
Preview the search result links without opening new tabs. Clicking on the text of a search result will bring up a preview in the same tab. The terms you searched for are automatically highlighted with each keyword highlighted in a different color. Easily find the search term in the preview by clicking on the marker next to the scrollbar.
Make same search on other search engines with a single click by clicking on the icon of the search engine. Some of the other search engines you can search on : Wikipedia, Amazon, Ebay, Github, StackOverflow, DuckDuckGo, Blekko, CrunchBase and Quora.
Easily identify results from familiar sites by the site icon next to the results. Clicking on the site icon will show relevant results from that site only.
Mark a result as the best or good for a query. If you later run the same search or a similar search, you'll know right away what results you had found useful. Easily identify the results you've found useful in your regular search results. Browse or search through your favorite results.
Star any result item - similar to a regular bookmark but better.
Block any number of sites. Results from those sites are automatically hidden yet they are only a click away. Whenever some results are hidden, a "Show Hidden Results" button shows up at the bottom of the results.
Block any page from appearing in the search results. Similar to pages from blocked sites, these pages are hidden away but just a click away.
Add a note associated with the search. Good for instant answers. For example, use it when you are looking up reference information such as HTML syntax.
Annotate any page and see the annotations in your search results or whenever you visit the page. You can add a note to the top of the page or you can highlight text and add notes pertinent to the highlighted text. If the annotated page is part of the results in subsequent searches, the highlighted text is included right in the results page. Great for researching a topic or any situation similar to where you would highlight passages in a book.
Easily search through your annotations. Click on the extensions icon on the top right of the browser tab and then click on 'My Library'.
Bookmark the search. Researching a number of topics? Bookmark your search and return to it at your convenience.
No registration required. An anonymous account is automatically created for you. To share account on multiple computers and to lower chance of data loss, login using a social account. Presently Google, Facebook and Twitter are supported.
Annotations and tagging of results are public and may influence results of other users and may be associated with you if you use social sharing. Social sharing not implemented yet.
Select some text on a web page and conduct a web search on your favorite search engine using the context menu. Or, search for pages only from the current site.
Visual indicator to show if any of the result has been bookmarked by you.
Moving mouse over previously visited link shows you how many times you've visited it previously and the time of your last visit to the page. To remove the link from the browser's history, simply right click on the link and select 'Remove Link From Browser History'.
Reverse image search. Right click on an image and search for it on Tineye, Bing and Yandex
Preview PDFs(pdf), Microsoft Word documents(doc & docx), Poewrpoint(ppt, pptx & pps), Tiff, PostScript(ps), Rich Text Format(rtf), and Microsoft Excel(xls & xlsx) files.
HTTPS security: When you try to preview a search result from a secure search engine such as Google, the preview is shown using HTTPS if possible even if the result is an HTTP link.
Shows results from your bookmarks on the right of the search engine results.
Show list of recent searches based on your browser history. You can delete from your browser history any of the recent searches by a click of a button.
On Github, drag any of the projects and assign a tag to it.