<div><br></div><div>1. unpaywall.org — Free research papers</div><div>2. openlibrary.org — Borrow books online</div><div>3. theailibrary.co — 5,000+ AI tools in one directory</div><div>4. gutenberg.org — 70K+ free books</div><div>5. portfoliotab.io — Build a portfolio brands can find you through</div><div>6. openstax.org — Free textbooks</div><div>7. openculture.com — Free courses</div><div>8. doaj.org — Free academic journals</div><div>9. semanticscholar.org — Academic search</div><div>10. connectedpapers.com — Map how papers connect</div><div>11. scispace.com — Understand dense papers</div><div>12. elicit.org — Research assistant</div><div>13. consensus.app — Research backed answers</div><div>14. summarize.tech — YouTube summaries</div><div>15. notebooklm.google.com — Turn your documents into study guides</div><div>16. wolframalpha.com — Solve complex problems</div><div>17. photopea.com — Photoshop in your browser</div><div>18. squoosh.app — Compress images</div><div>19. remove.bg — Strip backgrounds</div><div>20. cleanup.pictures — Delete objects from photos</div><div>21. unscreen.com — Strip video backgrounds</div><div>22. shots.so — Product mockups</div><div>23. ray.so — Turn code into screenshots</div><div>24. haveibeenpwned.com — Check if you have been breached</div><div>25. virustotal.com — Scan a file or link before opening it</div><div>26. privnote.com — Notes that delete themselves</div><div>27. temp-mail.org — Throwaway email address</div><div>28. justdelete.me — How to delete any account</div><div>29. namechk.com — See where your username exists</div><div>30. tineye.com — Reverse image search</div><div>31. ilovepdf.com — Merge, split and compress PDFs</div><div>32. file.io — Temporary file sharing</div><div>33. wetransfer.com — Send big files</div><div>34. codebeautify.org — Format code and data</div><div>35. archive.org — The internet's memory</div><div>36. archive.ph — Save a page before it disappears</div><div>37. downdetector.com — Check if it is down for everyone</div><div>38. fast.com — Speed test</div><div>39. alternativeto.net — A cheaper version of any app</div><div>40. similarsites.com — Find sites like this one</div><div>41. musicforprogramming.net — Focus music</div><div>42. mynoise.net — Build your own background noise</div><div>43. coffitivity.com — Cafe ambience</div><div>44. radio.garden — Spin the globe, hear local radio</div><div>45. everynoise.com — Every genre that exists</div><div>46. tunefind.com — Find the song from that scene</div><div>47. justwatch.com — Find where anything is streaming</div><div>48. regex101.com — Test regex</div><div>49. explainshell.com — Decode terminal commands</div><div>50. deepl.com — The most accurate translator</div><div><br></div><div><br></div>