MAL-Sync is a powerful userscript, which enables automatic episode tracking between MyAnimeList/Anilist/Kitsu and multiple anime streaming websites. Makes it possible to use your MyAnimeList/Anilist/Kitsu anime/mangalist as a centralized bookmarks system for all supported pages
Does not work on greasemonkey, please use another userscript loader like violentmonkey or tampermonkey.
MyAnimeList - Direct links to the supported websites - Links to the next episode - Enlarge thumbnails in many places - Adds missing watching status tags like in the related anime section - Estimated time to next episode and estimated current episode number (JP release time)
miniMAL - Allows to browse, search and edit MyAnimeList anime/manga - Access to MAL Bookmarks - MAL-Sync's Settings