“We have received cease and desist letters. Awaiting legal advice at the moment, but for now expect all nitter instances to remain down for the foreseeable future.”
Nitter let people read public tweets without an account, without tracking, and without the algorithm. X’s lawyers went after a volunteer project run out of donations rather than compete with it. The timing lines up with X locking down anonymous browsing and pushing ID verification. Reading a public post now requires handing over identity, which was the point all along.