AniDB - AniDB is a non-profit anime database providing you with all information regarding anime.
MALClient - MALClient is 3rd party app for managing your anime and manga list on MyAnimeList.
AniList - AniList is a tool to track and record your progression in anime and manga, featuring multiple...
Taiga - Project management platform for agile developers & designers
MyAnimeList - Start cataloging anime you've watched or manga you've read.
anitrack - Scrobbles what you're watching with MyAnimeList and Kitsu.