Leaflet

Raised as a usability problem by 5 people on Hacker News over 5 years (2014–2018), in 4 threads.

People raised many different problems with Leaflet, 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 5 complaints

Leaflet requires more manual coding than Google's library to get features working2018-02-13
Once a mobile page is zoomed and the map fills the screen, the user can't zoom or scroll back out of the map2016-12-03
Hard to figure out how to build custom controls2016-09-28
Old-version docs unavailable, forcing developer to clone repo and build docs2016-09-27
Map becomes slow to pan and zoom with thousands of points2014-08-19