Open Access

🔬 Open Access Research & Articles Websites

• Directory of Open Access Journals (DOAJ)
  A large database of open-access scientific journals in all disciplines.
• PubMed Central (PMC)
  A biomedical library run by the U.S. government, offering free scientific articles.
• arXiv
  Research in physics, mathematics, computer science, and more, available as preprints.
• Semantic Scholar
  An intelligent search engine for scientific research, with many free-to-download papers.
• CORE
  A database containing over 200 million open-access research papers from universities worldwide.

📚 Free Academic & Literary Books Websites

• Internet Archive
  A huge library with free books, movies, audio, and old games – open and free.
• Project Gutenberg
  Over 60,000 classic eBooks in the public domain.
• Open Library
  A project by Internet Archive providing access to millions of books.
• Library Genesis (LibGen)
  Semi-legal, offering free access to academic books. ⚠️ Use with caution depending on your country’s laws.

🎓 Massive Open Online Courses (MOOCs)

• Coursera
  Provides free courses (with optional paid certificates) from top universities.
• edX
  Courses from MIT, Harvard, and more – many free to audit.
• Khan Academy
  Free education for kids and students in math, science, and more.
• MIT OpenCourseWare
  Free lectures and materials from the world-renowned MIT.