http://nuclearcdboxafziza4mgohcwhzfjiyg6zeslnry33pepsgtur2wyeyd.onion/social/thread/69.html
Every major website had one of these: Twitter had Nitter, Reddit had Libreddit and Teddit, YouTube had Invidious and Piped, Instagram had Bibliogram and TikTok had ProxiTok. Even sites like Medium, Imgur and Quora were no exception, with open source frontends being developed for them as well. To go with all these frontends, there were various browser extensions like libredirect that would automatically redirect any social media link to its open-source frontend counterpart.