whattimeisitrightnow.com - this site will tell you what the exact time is in countries around the world right now.

what-would-i-say.com is a status generator for social networks.

drumbit.app - a site where you can record a track on a drum machine.

splcenter.org/hate-map - a virtual map of hate groups across the US.

petittube.com - this site collects unpopular videos from YouTube.

bestsimilar.com - this site picks up a movie similar in plot to another one.

bomomo.com - a site where you can draw in an avant-garde style.

oldgamesdownload.com - a collection of old games.

weightandthings.com - here you can measure your weight not in kilograms, but in various objects.

youarelistening.to - here you can listen to the sounds of different cities of the world.

cloudconvert.com is a site where you can convert anything.

getcoldturkey.com is a temporary site blocker so you don't get distracted while studying or working.

maps.esri.com/rc/sat2/index.html - on this map you can see what satellites are orbiting the earth in real time.

labs.coruscantconsulting.co.uk/life/weeks - this site shows a person's whole life in weeks.

sequencer64.com/sequencer/session - on this site you can create your own drum music track.

rugs.grindselect.com - here you can turn any drawing into music.

jeonghopark.github.io/scanseqjs - here you can compose music with webcam movements.

29a.ch/sandbox/2011/neonflames - on this site you can draw with neural clusters.

academo.org/demos/speed-of-light-visualizer - an interactive map showing how long it takes a signal to cross the world.

eternalbox.dev/jukebox_search.html - this site is supposed to loop any song so that it won't get boring even if you listen to it forever.

uahirise.org/catalog/ - and here NASA has posted 64,000 photos of the surface of Mars.