Sleazy Fork is available in English.
Loads manga chapter into one page in a long strip format, supports switching chapters and works for a variety of sites, minimal script with no dependencies, easy to implement new sites, loads quickly and works on mobile devices through bookmarklet
< Feedback on Manga Loader NSFW (unmaintained)
I do have a message about it on the main script's description. I've tried to make it stand out a bit, but maybe I'll have to modify it a bit. I've made the font bigger and bold now.
https://i.imgur.com/agljxaE.png
I also have a link to the NSFW script in the info panel of the main script (the little i at in the scripts toolbar).
You should add comment about this script to main one.
It suddenly stop working without notice and I accidentally found about this script from scanning the update history on main one.