Manga

Many manga have been published for the Steins;Gate series. Some are adaptations of other titles, others depict the viewpoints of characters other than Okabe Rintarou and explore their backstories, and still others explore different world lines seemingly unimportant to the main story.

Visual Novel and Anime adaptations
Steins;Gate

Darling of Loving Vows

Variant Space Octet

Different Perspective and Side stories
History's Strongest Slight Fever