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Plagiarisma.Net is a free online plagiarism checker and duplicate content finder. Check your txt,html,rtf,doc,odt,docx,pdf files.

Plagiarism check is invaluable for any student who wants to be sure that his or her work is plagiarism free. Plagiarism detector will seek out all the plagiarized passages.

EBSCOhost (ebscohost.com) serves thousands of libraries and other institutions with premium content in every subject area. Free LISTA: LibraryResearch.com

Prezi is the zooming presentation editor

PureVolume is the place for rising artists to host their mp3s and get exposure. We showcase unsigned artists, independent labels, and major label artists. Visitors can download over 100,000 mp3s for free.

Twitter is without a doubt the best way to share and discover what is happening right now.

Ranksays is a free tool for checking Alexa rank history, PageRank, traffic estimates, domain whois & more.

We analyze the content of a web page and creates a proposal to make it faster.

Offers bookmark synchronization, search enhancement and web discovery based on sites bookmarked by users.

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we've been working on.

Welcome to the World Federation of Rose Societies, an association of the national Rose Societies of 41 countries, and your gateway to information about the Rose around the world.

Journals for Free (J4F) provides a large database of links to free scientific journals available on the web. Journals can be searched using free text and filtered by category, language and presence on other databases.