uwusearch

Search engines:
Note: If you want to use any of these as your main search engine, since most browsers won't have built-in support for them, you can use plugins such as this one for firefox to change what page opens for a new tab.
Marginalia - A pretty cool search engine that has a ton of neat features, like a circle clock-like indicator that shows you where/how often your search term appears in the website
Wiby
Oldavista
Geocities Gallery - If you don't know what geocities was, it was a webhosting service that was discontinued; this is an archive of some of the websites that were on it
VHSearch - A google based search engine that only shows neocities sites
Old Google - A project recreating past versions of the google interface
Mojeek
Rawweb
Curlie
Bearblog new blogs
Neocities recently updated websites
Nekoweb recently updated websites
uwusearch - what you're on right now! What's the point in listing it? I dunno :P

Directories:
250kb club 512kb club 512kb club - collections of websites under their respective names in storage size
Google directory
Peelopaalu - unsorted link collection of websites the creator found interesting; not maintained anymore
uwusearch - what you're on right now! What's the point in listing it? I dunno :P