Cool Websites to Visit When You're Bored

A curated tour of the coolest, weirdest, and most fun corners of the web — ranked by what real people loved most on Stumbleupon. From interactive art and live radio from anywhere on Earth, to virtual planetariums, online museums, and oddly satisfying experiments. Bookmark this for the next time you catch yourself doom-scrolling.

The list

Every site below has been stumbled, liked, and re-stumbled by the community. Click any link to open it, or hit the big Stumble button on the home page to be sent somewhere you've never been.

  1. 01

    Epinions — App Store review intelligence

    epinions.cc · tools

    Epinions provides intelligence for App Store reviews, helping users understand app feedback with sentiment analysis.

  2. 02

    lol

    4chan.org
  3. 03

    lol

    4chan.org
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    lol

    4chan.org
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    lol

    4chan.org
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    lol

    4chan.org
  7. 07

    lol

    4chan.org
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    lol

    4chan.org
  9. 09

    lol

    4chan.org
  10. 10

    lol

    4chan.org
  11. 11

    lol

    4chan.org
  12. 12

    lol

    4chan.org
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    lol

    4chan.org
  14. 14

    lol

    4chan.org
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    lol

    4chan.org
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    lol

    4chan.org
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    lol

    4chan.org
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    lol

    4chan.org
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    lol

    4chan.org
  20. 20

    Name This Car

    namethiscar.com · tools

    Upload any car photo and instantly identify its make, model, and production year using AI. Free, no account needed, works on mobile and desktop.

  21. 21

    lol

    4chan.org
  22. 22

    lol

    4chan.org
  23. 23

    lol

    4chan.org
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    lol

    4chan.org
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    lol

    4chan.org
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    4chan.org
  27. 27

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    4chan.org
  28. 28

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    4chan.org
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    4chan.org
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    4chan.org
  31. 31

    lol

    4chan.org
  32. 32

    lol

    4chan.org
  33. 33

    lol

    4chan.org
  34. 34

    Tabby Cat

    tabbycats.club · other

    A new friend in every new tab. Available for Chrome and Firefox.

  37. 37

    Internet Phone Book – Submit your site to issue 2!

    internetphonebook.net · other

    An annual publication for exploring the vast poetic web, featuring essays, musings and a directory with the personal websites of hundreds of designers, developers, writers, curators, and educators. Published since 2025.

  38. 38

    每日发现[2026]-BitSoo.cn

    bitsoo.cn · other

    2026年6月8日 OneLook 一目 在线思维导图工具，界面 UI 非常精美，支持 Markdown 语法与 LaTeX 数学公式实时预览。 2026年6月7日 Vibary Vibary将每本书呈现为一个独特的网页，通过“氛围编码”来展示书籍的独特气...

  39. 39

    Cool Stuffs

    soupahknux.github.io · other
  40. 40

    kVATools.io

    kvatools.io · other
  41. 41

    Butterchurn Visualizer

    butterchurnviz.com · other

    Butterchurn Visualizer is a WebGL implementation of the Milkdrop Visualizer, bringing the best music visualizations to the web

  42. 42

    the squad...

    s.soggy.cat · other

    hello

  43. 43

    Welcome! - Food Puzzles for Cats

    foodpuzzlesforcats.com · other
  44. 44

    Grow Golf by torcado

    torcado.itch.io · other
  45. 45

    Paleofuture

    paleofuture.com · other

    A website dedicated to the history of the future.

  47. 47

    radio-browser.info

    radio-browser.info · other
  48. 48

    Stick Stuff

    stickstuff.neocities.org · other
  49. 49

    https://trumpmobile.com

    trumpmobile.com · other
  50. 50

    Homestar Runner

    homestarrunner · fun

    Official website for the Homestar Runner animated web series, featuring cartoons, games, and character information. A classic internet cartoon.

Want a surprise instead?

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