AD&D leaders have learned that the transition to Agile is an evolution, not a revolution. Agile's allure led many firms to abandon formal requirements in favor of user stories and conversations. In the shift, requirements often disappeared. Neither extreme works; dev teams must blend various practices to capture requirements, matching approach to problem. This TechRadar analyzes 10 categories of tools for managing modern software requirements and helps organizations choose the tools that are "just right" to improve software delivery speed.