Greasy Fork is available in English.
Support for over 70 sites! Loads manga chapter into one page in a long strip format, supports switching chapters, minimal script with no dependencies, easy to implement new sites, loads quickly and works on mobile devices through bookmarklet
< Rückmeldungen auf Manga Loader (unmaintained)
Mangadex.org has the next chapter and previous chapter inverted
When I load the chapter the next chapter is actually the previous chapter and vice versa. So I just inverted the functions to make it work. Just letting you know in case you want to modify it.