50 legendary websites that feel like the internet’s hidden toolbox 🧰 1. unpaywall.org — free research papers 2. sci-hub.se — papers when unpaywall misses 3. openlibrary.org — borrow books 4. gutenberg.org — 70k+ free books 5. coursera.org — audit university courses free 6. wolframalpha.com — step-by-step math 7. remove.bg — background removal 8. cleanup.pictures — object removal 9. tinywow.com — quick file tools 10. ilovepdf.com — PDF merge/split 11. photopea.com — free Photoshop alternative 12. squoosh.app — image compression 13. excalidraw.com — fast diagrams 14. carbon.now.sh — beautiful code screenshots 15. regex101.com — test regex 16. jsonformatter.org — clean JSON 17. explainshell.com — terminal commands explained 18. alternativeto.net — software alternatives 19. haveibeenpwned.com — breach check 20. 10minutemail.com — temp email 21. privnote.com — self-destruct notes 22. radio.garden — live global radio 23. endel.io — focus sound 24. mynoise.net — custom ambient 25. justwatch.com — where to stream 26. archive.org — digital library 27. web.archive.org — old web pages 28. similarweb.com — site traffic 29. downtimerobot — uptime check 30. pagespeed.web.dev — speed test 31. tinypng.com — compress images 32. cloudconvert.com — file conversion 33. diffchecker.com — compare text 34. temp-mail.org — disposable inbox 35. obfuscator.io — JS obfuscate 36. keybr.com — typing practice 37. monkeytype.com — typing test 38. ankiweb.net — spaced repetition 39. notion.so — all-in-one notes 40. obsidian.md — local knowledge base 41. raindrop.io — bookmark manager 42. todoist.com — task list 43. trello.com — boards 44. miro.com — whiteboard 45. figma.com — design 46. canva.com — quick graphics 47. remove.bg — again because it's that good 48. yt-dlp — video download (open source) 49. handbrake.fr — video compress 50. localsend.org — local file transfer Save this. You’ll definitely need some of these later. 🔖 Follow @justinbrave21 for more useful websites, AI tools & tech resources.