Library of Congress has adopted new exemptions that make jailbreaking your smartphone, tablet, Smart TV, or all-purpose mobile device legal; as well as, making it legal to unlock your cellphone, tablet, wearable, or portable mobile device.
Heads Up Display is a new jailbreak tweak that lets you mirror your device's screen so that you can use it as a heads up display for your car's windshield
Jay Freeman, the developer of Cydia, has posted a lengthy article explaining the background behind Cydia, his motivations to work on the project, and how he looks at competition.
BioProtect is a new Cydia Tweak for the iPhone 5s that lets you protect your applications with Touch ID authentication. You can prevent certain apps from opening unless you scan your fingerprint.