100 free resource websites that you should bookmark now it’s highly must have for everyone
12 categories. all free. all legal
media & downloads
1. cobalt tools — download any social media video
2. justwatch.com — find streaming locations for any content
3. archive.org — access any old webpage, plus free software
4. archive.ph — permanently save any webpage
5. tunefind — find songs from any show
6. radio garden — listen to any global radio station
7. musicforprogramming — focus music
8. mynoise.net — custom focus soundscapes
9. summarize.tech — summarize any YouTube video
10. y2mate-style tools aside, cobalt covers most of it
image & design
11. photopea — free photoshop in your browser
12. remove.bg — one-click background removal
13. cleanup pictures — erase objects from photos
14. unscreen.com — free video background removal
15. squoosh.app — free compression for any image
16. tinypng — image compression that just works
17. tineye.com — reverse image search
18. unsplash — free high-res stock photos
19. pexels.com — free stock photos + videos
20. pixabay. — free stock images, vectors, music 21. undraw.co — free illustrations you can recolor
22. heroicons. — free SVG icons
23. lucide.dev — clean open-source icon set
24. coolors.co — color palette generator
PDF & document tools
25. tinywow — 100+ free tools in one place
26. smallpdf — free PDF editing
27. ilovepdf — merge and split PDFs
28. pdfdrive — free PDF downloads (mixed catalog — see note)
29. pdf24 — full PDF toolkit, free
30. sejda — browser-based PDF editor
books, papers & learning
31. gutenberg — 70,000 free classic books
32. openculture — free courses from top universities
33. libgen — millions of free textbooks (grey area — see note)
34. sci-hub — free research papers (grey area — see note)
35. annasarchive — search every book ever written (grey area — see note)
36. standardebooks — beautifully formatted public domain books
37. coursera — audit thousands of university courses free
38. edx — free courses from MIT, Harvard, more
39. khanacademy — free K-12 + college subjects
40. freecodecamp — full dev curriculum, free
41. theodinproject — free full-stack dev path
42. cs50.harvard — Harvard’s intro CS course, free
research & academic
43. elicit — AI research paper assistant
44. consensus — search scientific consensus
45. connectedpapers — visualize and map research
46. semanticscholar — free academic search
47. scispace — understand any research paper
48. researchrabbit — discover related papers
49. scholar.google — academic search engine
developer tools
50. regex101 — instantly test any regular expression
51. codebeautify — cleanly format any code
52. explainshell — understand terminal commands
53. carbon — turn code into artwork
54. ray — stunning code screenshots
55. phind — developer AI search
56. devdocs.io — every dev doc in one searchable place
57. caniuse.com — browser support for any web feature
58. jsonformatter.org — format and validate JSON
59. transform — convert between data/code formats
60. crontab.guru — explain any cron expression 61. shields.io — generate readme badges
productivity & whiteboarding
62. excalidraw.com — free hand-drawn charts
63. tldraw.com — infinite whiteboard in your browser
64. miro.com — collaborative whiteboard (free tier)
65. notion.so — free notes/docs/databases
66. obsidian.md — local-first markdown knowledge base
67. cryptpad.fr — encrypted google-docs alternative
privacy & temp tools
68. temp-mail.org — one-click temporary email
69. 10minutemail — instant temporary email
70. privnote.com — send self-destructing messages
71. file.io — share auto-deleting files
72. accountkiller — delete yourself from any website
73. simplelogin.io — free email aliases
74. cryptee — encrypted notes + photos
security & checks
75. haveibeenpwned — check if you’ve been hacked
76. virustot — scan any file for malware
77. downdetector — check if any website is down
78. urlvoid — check if a URL is sketchy
79. whoer — see what sites see about you
utility & misc
80. wolframalpha — instantly solve any math problem
81. alternativeto — find free app alternatives
82. flightradar24 — real-time tracking for any flight
83. camelcamelcamel — track amazon price history
84. fast — check internet speed
85. speedtest— bandwidth + latency check
86. wetransfer — send files up to 2GB free
87. fakespot — detect fake amazon reviews
88. exchange-rates — clean currency conversion
89. timeanddate — meeting planner across timezones
90. world.taximeter — estimate cab fare anywhere
writing & content
91. hemingwayapp — make your writing clearer
92. languagetool — free grammar checker
93. deepl — translation that beats google translate
94. quillbot. — paraphrase + summarize (free tier)
95. perplexity.ai — AI search with sources
96. claude.ai — yes, this thing
97. you.com — AI search + writing
98. rytr.me — free AI writing (small tier)
audio & video
99. audiomass.co — free browser audio editor
100. clipchamp.com — free in-browser video editor
