The Pangu jailbreak team will be speaking at the 2015 Black Hat security convention in August. The Chinese jailbreaking team was responsible for iOS 7 and iOS 8 jailbreaks.
Hacker Qixun Zhao of the Qihoo 360 Vulcan Team (also known as @S0rryMybad) has released a remote jailbreak PoC (proof of concept) for iOS 12.0 - iOS 12.1.1.
Electra 1.1.0, an update to the jailbreak for devices running iOS 11.0 - 11.4 beta 3, has been released with support for a preview of the new Sileo package manager.
Instructions on how to jailbreak your iPad Air 2, iPad Air, iPad 4, iPad 3, iPad 2, iPad mini 3, iPad mini Retina, and iPad mini on iOS 8.1.3 to iOS 8.4 using PP 2 for Mac OS X.
Instructions on how to jailbreak your iPad Air 2, iPad Air, iPad 4, iPad 3, iPad 2, iPad mini 3, iPad mini Retina, and iPad mini on iOS 8.1.3 to iOS 8.4 using TaiG for Mac OS X.
Stefan Esser, a security researcher known as i0n1c, is alleging that someone close to the evad3rs stole a jailbreak exploit and sold it to a private buyer.