WindowSwap
See the views from different windows all across the world.
https://www.window-swap.com/

What does the internet think
Find out the percentage of positive, negative, and indifferent connotations to any topic spoken about online.
http://www.whatdoestheinternetthink.net/

Scale of the Universe 2
Interactive tool exploring the size and scale of things in the universe.
https://htwins.net/scale2/

LightningMaps
Monitor lightning strikes happening across the planet right now.
https://www.lightningmaps.org/

Photopea
Free online editing platform - similar to photoshop.
https://www.photopea.com/

Airport Wifi Passwords
Wifi passwords from airports and lounges around the world.
https://www.google.com/maps/d/viewer?mid=1Z1dI8hoBZSJNWFx2xr_MMxSxSxY&hl=en_US&ll=-3.81666561775622e-14%2C48.86813719999998&z=1

Super Cook
Find recipes from popular cooking sites that match your ingredients.
https://www.supercook.com/

Caffeine Informer
Find the caffeine amounts for over 4,000 food and drink items.
https://www.caffeineinformer.com/

Open Peeps
Hand-drawn illustration library for free use.
https://www.openpeeps.com/

Nomad List
The best places to live and work remotely based on a number of living factors.
https://nomadlist.com/

Wayback Machine
Archive of screenshots showing what any webpage use to look like.
https://archive.org/web/

Mount Everest 3D
Interactive 3D map of Mount Everest.
https://mount-everest3d.com/3d-map/

Internet Live Stats
Real-time statistics on internet and social media usage.
https://www.internetlivestats.com/

City Walks
Virtual walking-tour of cities around the world.
https://citywalks.live/

My 90’s TV!
Interactive TV simulator showing different shows, music videos, ads and trailers from the 1990’s.
https://www.my90stv.com/

ZLibrary
Massive collection of eBooks
https://b-ok.cc/