• ibiblio
  Home to one of the largest "collections of collections" on the Internet, ibiblio.org is a conservancy of freely available information, including software, music, literature, art, history, science, politics, and cultural studies. ibiblio.org is a collaboration of the School of Information and Library Science and the School of Journalism and Mass Communication at The University of North Carolina - Chapel Hill.
  in Web > reference with free information by 55 users
• Twine
  Organize, Share, Discover Information Around Your Interests
  in Web > tools with engine information semantic social by 13 users
• WordSpy
  Discover all over-represented (degenerate) words in a large set of sequences (DNA, RNA, Protein, or English)
  in Science with extraction information
• Zone-H.org
  IT Security Information Network
  Zone-H - Unrestricted Information - A global view to the world with a stress on the ITsec
  antispam antivirus course defacem ethical hacker hacking hands inside penetration security securityfocus seminar seminario test
  in Web with information network security by 4 users

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