greenpois0n - Greenpois0n performs an untethered jailbreak for iOS 4.
Stork.ai - AI-Based Collaboration for Hybrid Teams. Rich media messaging, advanced video and voice conferencing, auto-transcribing and screen sharing. Serendipitous meetings at the water-cooler with your human and AI teammates.
3uTools - 3uTools is a most efficient iOS file and data management tool for Apple users.
Ring4 Meeting - Dead simple video conferencing - free, in browser
Blackra1n - (This is an OUTDATED jailbreaking method.)
Suttna - Keep every team member in the loop