RapidAPI's blog post provides an overview of popular Anime and Manga APIs that developers can utilize to integrate detailed metadata about thousands of anime and manga titles into their applications. Highlighted APIs include AniList, which helps track and share anime and manga preferences, and Kitsu (formerly Hummingbird), which facilitates sharing anime/manga experiences and viewing friends' activities. Other notable APIs are the Anime News Network Encyclopedia API, offering extensive anime and manga data, and the Manga Scraper API, which extracts content from various manga sites. Each API has its own unique features and pricing, with most offering free access, allowing developers to enhance user experiences by enabling interaction and discovery of new anime and manga content.