Main content

  • OAPEN Library:
    A collection of international ebooks. Full text included; Ebook collection; Open access; ( + )
  • Open Dissertations:
    American dissertations. Limited full text. Full text included; Ebook collection; ( + )
  • Open Dissertations (free):
    Open access to American dissertations. Limited full text. Full text included; Ebook collection; Open access; ( + )
  • Open Science Framework:
    A tool to store and share data, files, and protocols. Open access; ( + )
  • Opposing Viewpoints in Context:
    Pro/con arguments on current social and political debate topics. Recommended for general topics; Full text included; Audio materials; ( + )
  • OSTI.gov:
    Science, technology, and engineering research (limited full-text). Citation only; US Government materials; Open access; ( + )
  • Oxford English Dictionary:
    The definitive English dictionary. Includes etymologies and historical usage. Full text included; ( + )
  • :
    A collection of music encyclopedias and dictionaries. Full text included; ( + )
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