Electra

Electra is a semi-untethered jailbreak for devices running iOS 11.0 - 11.1.2. The first beta was released on January 13, 2018. Several betas were released. The betas did not include support for Cydia. The developer, CoolStar then seeded six release candidate versions to developers with working Cydia support. He made the first full release on February 26, 2018.