Sözlükler:

• en.oxforddictionaries.com (english)
• collinsdictionary.com (bilingual)
• dictionary.cambridge.org (bilingual)
• merriam-webster.com (english)
• tdk.org.tr (Türkçe)

Ansiklopedi

• britannica.com
• merriam-webster.com/dictionary/encyclopedia

Biyografiler

• kimkimdir.gen.tr
• pulitzer.org
• s9.com

Haritalalar

• worldatlas.com
• embassyworld.com

Araştırma için açık erişim adresleri

• gutenberg.org (free e-book any subject)
• openlibrary.org (free e-book any subject)
• doaj.org (Directory of Open Access Journals)
• onlinebooks.library.upenn.edu (free e-book any subject)
• dergipark.gov.tr (Turkish academic journal open access)
• hindawi.com (Owner Publisher)
• doabooks.org (Directory of Open Access Books)
• dart-europe.eu (E-theses)
• scholar.google.com.tr (free e-book, e-journal)
• sciencedirect.com (Owner Publisher)
• intechopen.com (Open Access book publisher)
• openphysics.com (E-journal about physics)
• iopscience.iop.org (Free e-book e-journal about science)
• intechopen.com/books/subject/robotics (Free e-book about robotics)
• free-ebooks.net/category/robotics-academic (Free e-book about robotics)
• Archive.org (free e-book any subject)