Twitter quietly changed its Developer Agreement today to retroactively justify their unannounced ban on third-party Twitter clients. They added a single line forbidding "use or access the Licensed Materials to create or attempt to create a substitute or similar service or product to the Twitter Applications." Here's a diff between the two. https://www.diffchecker.com/DmAjUJGK/
Twitter TOS Change - Diff Checker

Twitter TOS Change - Developer Agreement Effective: October 10, 2022 This Twitter Developer Agreement (“Agreement”) is m

An absolute kick in the teeth to all the indie devs who worked so hard to make Twitter a better experience for so many. Twitterrific was officially discontinued today and pulled off the App Store after 16 years of development. Among other firsts, they first used "tweet" to describe an update, first used a bird icon, and were the first native client on iPhone and Mac. https://blog.iconfactory.com/2023/01/twitterrific-end-of-an-era/
Twitterrific: End of an Era • The Breakroom

Twitterrific has been discontinued. A sentence that none of us wanted to write, but have long felt would need to be written someday. We didn’t expect to be writing it so soon, though, and certainly not without having had time to notify you that it was coming. We are sorry to say that the app’s […]

Iconfactory Blog
@andybaio It’s such a depressing and absurd way to end this.