https://libredirect.github.io/
also similar / same = https://codeberg.org/explore/repos?q=alternative-frontends&topic=1

= list of sites or their code to get no adverts and no bad code while surfing those commercial $ites !

Both lists show what is possible to either:

1/ install yourself and self-host as a service to others!...

...OR...

2/ find other people that have installed it already by clicking the hashtags below to find links to people advertising them...

=====================
... Some popular examples ...
=====================
#Twitter posts → #Nitter ➡️ https://status.d420.de/

Zoom → #Jitsi ➡️ https://jitsi.riot.im/ (Zoom-like Audio / Video Calls)

#Instagram → #Proxigram ➡️ https://proxigram.adminforge.de/

==================
The rest of the list to find....
or I will add one day...
==================

#YouTube → #Invidious, #Piped, Piped-Material, #PokeTube, #CloudTube, #Tubo, #FreeTube, #Yattee, #FreeTube #PWA
YouTube Music → #Beatbump, #Hyperpipe
#Bluesky → #skyview
#Reddit → #Redlib, #Teddit
#Tumblr → #Priviblur
#Twitch → #SafeTwitch, #Twineo
#TikTok → #ProxiTok
#Instagram → #Proxigram
#IMDb → #LibreMDb
#Bilibili → #MikuInvidious
#Pixiv → #PixivFE
#Fandom → #BreezeWiki
#Imgur → #Rimgo
#Pinterest → #Binternet
#SoundCloud → #Tubo
#Bandcamp → #Tent
# Tekstowo → #TekstoLibre
# Genius → #Dumb, #Intellectual
#Medium → #Scribe, #LibMedium
#Quora → #Quetre
#GitHub → #Gothub
#GitLab → #Laboratory
#Stack O#verflow → #AnonymousOverflow
#Reuters → #Neuters
#Snopes → #Suds
#Urban Dictionary → #Rural Dictionary
#Goodreads → #BiblioReads
#Wolfram Alpha → #WolfreeAlpha
#Instructables → #Indestructables, #Destructables
#Wikipedia → #Wikiless
#Wayback Machine → #Wayback Classic
#Search → #SearXNG, #SearX, #Whoogle, #LibreX, #4get
#Translate → #SimplyTranslate, #Mozhi, L#ibreTranslate
#Google #Maps → #OpenStreetMap
#GoogleMeet → #Jitsi https://jitsi.riot.im/
#Send Files → #Send
#Paste Text → #privatebin

Find lots of people who self-installed, sometimes by surfing the hashtags and scrolling a bit !