1. iRuler.net: http://iruler.net/
"This website detects your monitor size and your resolution and renders an accurate ruler on your screen."
2. ShadyURL: http://www.shadyurl.com/
"Freak people out link by sending them normal links made shady."
3. Google "did you mean" generator: http://freecodesource.com/image-generators/google-did-you-mean/index
"Generates a pic where google responds as you like."
4. Ice Breaker: http://www.nitrome.com/games/icebreaker/#.UorEvcSsgus
"Plan ahead, and cut carefully as you let chunks of ice loose."
5. Exit Path: http://adventuregameshq.com/exit-path
"You have to deathly manage the arrow keys to quickly escape."
6. Realm of the Mad God: http://www.realmofthemadgod.com/
"An incredible MMO."
7. Super Press Space to Win Action RPG: http://www.notdoppler.com/superpressspacetowinactionrpg2009.php?ref=random
"Hilarously simplified RPG, the spacebar is the only thing you have to use."
8. Mouse Clicking competition: http://www.urban75.com/Mag/java7.html
"Clicking competition, are you the fastest clicker?."
9. Don't Shoot the Puppy!!!: http://www.rrrrthats5rs.com/games/dont-shoot-the-puppy/
"Click start and then DO NOTHING, anything you do kills the puppy."
10. Toon Crisis 2: http://www.newgrounds.com/portal/view/368293
"A great blend of live action and animation."
11. Tilt shift VIDEO: http://www.youtube.com/watch?v=rUitl7kfvgc&feature=youtu.be
"By carefully manipulating the focus and more, TSP makes real-life scene look like miniatures."
12. Tilt shift maker: http://tiltshiftmaker.com/photo-editing.php
"It gives the effect of the video shown before to any photo you like."
13. Scale of the Universe 2: http://htwins.net/scale2/
"A new version of the last DONG list I uploaded, more info and more stuff!."
14. Negative "Implode": http://freecodesource.com/image-generators/negative-implode/index
"Let's you upload any picture and it'll add a visual effect that makes it look like it's moving towards you."
15. Barry Martin's Hopalong Orbits Visualizer: http://iacopoapps.appspot.com/hopalongwebgl/
"Use your mouse to travel throught this trippy space."
16. Jell-o Time: http://www.jellotime.com/
"..."
17. Dialectizer: http://rinkworks.com/dialect/
"Translates your favorite websites into different dialects."
18. Organ Trail: http://www.hatsproductions.com/OrganTrail.swf
"Oregon Trail with ZOMBIES!."
19. Google Fight: http://www.googlefight.com/
"Let's you enter 2 different words and tells you which one is the winner based on the number of searches."
20. Nuke Map: http://www.nuclearsecrecy.com/nukemap/
"A map that let's you simulate historic nuclear detonations in different places."
21. Drama Button: http://www.dramabutton.com/
"Add some drama to your life."