1. Coursera.org – University courses completely free to audit
2. Brilliant.org – Interactive math and science learning
3. Wolfram Alpha – Answers any mathematical or factual question
4. GitHub.com – Learn coding from real world projects
5. Investopedia.com – Finance and investing explained simply
6. Archive.org – Access millions of free books and old websites
7. Project Gutenberg – 70000 free classic books
8. Duolingo.com – Learn any language for free
9. Notion.so – Organise your entire life and learning
10. Our World in Data – Every global statistic visualised
11. Statista.com – Data and statistics on everything
12. OpenLibrary.org – Borrow millions of books online free
13. Hemingwayapp.com – Write clearer and simpler instantly
14. NASA.gov – Space science and research for free
15. PubMed.gov – Access real scientific research papers
16. Edx.org – Free courses from Harvard MIT and more
17. TED.com – Best ideas from the world's best thinkers
18. Anki – The most powerful memory tool ever built
19. Canva.com – Design anything without being a designer
20. Skillshare.com – Creative and practical skill learning
21. Readwise.io – Remember everything you ever read
22. Google Scholar – Search real academic papers
23. Codecademy.com – Learn to code completely free
24. ChatGPT – AI tutor available 24 hours a day
25. Figma.com – Learn professional design for free
26. Replit.com – Code anything from your browser
27. Huberman Lab Podcast – Science based health education
28. Mindmeister.com – Mind mapping for better thinking
29. NerdWallet.com – Personal finance made simple
30. Quizlet.com – Study smarter with flashcards
31. Gapminder.org – See the real state of the world
32. PhET Simulations – Interactive science experiments online
33. Numbeo.com – Cost of living data for every city on earth
34. 23andMe.com – Understand your own genetics
35. Zapier. com – Automate your work without coding
36. Lesswrong.com – Deep rational thinking and decision making
37. Documentaryheaven.com – Thousands of free documentaries
38. Trading Economics – Economic data for every country
39. Perplexity.ai – AI powered research tool
40. Stanford Encyclopedia of Philosophy – Every philosophical idea explained
41. Librivox.org – Free audiobooks of classic literature
42. Zooniverse.org – Participate in real scientific research
43. Futurelearn.com – Free short courses from top universities
44. Typing.com – Learn to type properly and fast
45. Drawabox.com – Learn to draw from absolute scratch
46. Grammarly.com – Write better in every situation
47. Khanacademy.org – Free world class education for everyone
48. Desmos.com – The most powerful free graphing calculator
49. Stellarium.org – Explore the night sky from your screen
50. Psychologytoday.com – Mental health and psychology explained
51. Worldometers.info – Real time global statistics on everything
52. Notion.so/ templates – Free templates to organise your entire life
Source : Rushika Rai
