A freely-accessible site for searching millions of metadata records in OAIster, a worldwide union catalog of digital resources. Digital resources include items such as: digitized (i.e., scanned) books and articles; born-digital texts; audio files (e.g., wav, mp3); images (e.g., tiff, gif); movies (e.g., mp4, quicktime); datasets (e.g., downloadable statistics files).

Website from the U.S. Bureau of Labor Statistics with information about careers.

Focuses exclusively on worldwide technical literature pertaining to the marine and brackish-water environment, and has long been recognized as a leading source of information on topics relating to oceans.

Through this collection, all of North Carolina has access to a large-scale shared downloadable eBook collection called the Open Library eBook Lending Collection. The eBooks in this collection are digital scans of books contributed by libraries around the country.

The Open Textbook Library provides access to open textbooks that have been funded, published, and licensed to be freely used, adapted, and distributed.

Openstax provides access to free online (low cost to print), peer reviewed, openly licensed textbooks and supporting material that can be customized.

Opposing Viewpoints in Context is the premier online resource covering today’s important social issues. Featuring continuously updated viewpoints, topic overviews, full-text magazines, academic journals, news articles, primary source documents, statistics, images, videos, audio files and links to vetted websites, this database provides quick and easy access to content on frequently studied and discussed issues.

A portal to free, publicly-available DOE-sponsored R&D results including technical reports, bibliographic citations, journal articles, conference papers, books, multimedia and data information.

Ovid Emcare includes nearly 5 million records of scholarly and peer-reviewed literature in nursing and allied health dating back to 1995, including abstracts. Subject coverage in clinical medicine, health professions, nursing, pharmacology and public health.

MEDLINE is the National Library of Medicine’s bibliographic database/article index that contains over 27 million references to journal articles. More than 5,200 journals worldwide in over 37 languages are indexed. Covered are basic biomedical research and the clinical sciences, including clinical medicine, public health, nursing, dentistry, veterinary medicine, pharmacy, allied health and pre-clinical sciences as well as life sciences that are important to practitioners and researchers – biology, environmental science, biophysics, chemistry and plant & animal science. Coverage is from 1946-present.

Oxford Art Online is an innovative new gateway that offers users the ability to access and search the vast content of Grove Art Online and Oxford art reference in one location. Including eBooks on art and art history.

The Oxford Dictionary of National Biography (Oxford DNB) is the national record of men and women who have shaped British history and culture, worldwide, from the Romans to the 21st century. It includes biographies of more than 60,000 men and women who died in or before the year 2020—plus 536 ‘Theme’ articles for reference and research.

The Oxford English Dictionary is the world's leading authority on the history and development of the English language since 1150. The OED Online offers quick and easy searching of the text of all 23 volumes. It allows users to find terms when the meaning is known, but the word is forgotten; find words that have come into English via a particular language; search for quotation from a specific year, author or work; and turn pronunciation, etymologies, variant spellings and quotation on and off.

Collections cover Life Sciences, Mathematics & Physical Sciences, Medicine, Social Sciences, Humanities, Social Work, Sociology, English, Creative Writing, Criminology, and Law, and include some of the most authoritative journals in their fields.

An essential database for foreign languages and literatures, the innovative Oxford Language Dictionaries Online site offers fully searchable, completely comprehensive bilingual dictionaries, and unique study materials that provide extra help with learning and using an expanding range of languages.

Oxford Music Online is the gateway offering users the ability to access and cross-search multiple music reference resources in one location. With Grove Music Online as its cornerstone, Oxford Music Online also contains The Oxford Companion to Music (revised 2011), which offers more than 8,000 articles on composers, performers, conductors, instruments and notation, forms and genres, and individual works; and The Oxford Dictionary of Music, 2nd edition (revised 2006), which supplements Grove's more-extensive articles with content geared toward undergraduates and general users. Both of these sources are included in subscriptions to Grove Music Online.

For over 100 years, Oxford World's Classics has made available the broadest spectrum of literature from around the globe. Each volume reflects Oxford's commitment to scholarship, providing the most accurate text plus a wealth of other valuable features, including expert introductions by leading authorities, voluminous notes to clarify the text, up-to-date bibliographies for further study, maps, illustrations and much more. A continuous program of new titles and revised editions ensures that the series retains its breadth and reflects the latest scholarship. Comprehensive introductions, clear explanatory notes, chronologies, and bibliographies support the classic texts.