Tapestry

Raised as a usability problem by 3 people on Hacker News over 4 years (2010–2013), in 4 threads.

People raised many different problems with Tapestry, but no single problem has yet been raised by 3 people in 3 different months and threads.

Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.

The newest 4 complaints

Hard to trace where a variable's data came from across template and Java files2013-09-27
Must click repeatedly to advance slides and cannot go back2013-03-14
Code no longer behaves like Java; hard to reason about where data comes from2012-08-09
Documentation is atrocious and out of date, making the framework hard to learn2010-07-21