Something I've always wanted to work on was a browser extension that allowed things like this to happen collaboratively. There's stuff like PeerLibrary[0] that lets you annotate things as a group, but it's limited to publications and things you upload. Nyxt seems to meet what I want but lacks the collaborative aspect I'm looking for. There's a couple of Browser extensions that have sorta tried to accomplish this... - Source: Hacker News / over 2 years ago

I often use Newsit to tell whether something has been posted. Source: almost 3 years ago

That's hood maps: https://hoodmaps.com/new-york-city-neighborhood-map. Source: over 1 year ago

There is a whole crowdsourced site for this called https://hoodmaps.com. It's pretty good. Source: almost 2 years ago

Hoodmaps.com is good for this kind of question. Note the areas in CDMX marked "danger", "don't ever go here, EVER" "Say goodbye to your iPhone", "why are you here run for your life"... Avoid those areas. Source: almost 2 years ago

Hoodmaps.com is great if you want to know the area you will be moving into. Source: about 2 years ago

Ever seen hoodmaps? You should contribute! It looks like Charlottesville doesn't have a presence on here yet. Source: over 2 years ago