John's Links

Group words that share a common thread.

A tool that allows you to inspect tree structure of a PDF file.

See if your sketchy-looking food is safe to eat.

Calculators for home improvement remodeling construction.

Can’t remember the name of a movie? Put as much as you can remember into a description, and this website will try to guess it for you.

The kerfuffle with Reddit is pretty much over, but if you’re looking for alternatives to some subreddits this is a decent place to start.

Your smart friends from the past.

Simple tile game.

4,000 years of world history, with a very Euro-centric lens. Created in 1931.

Sonifications of different objects in space.