Cogitatio is a suite of systems for Unreal Engine that introduces some commonly found features in games. Some systems are capable of empowering one another, exposing new (or enhancing existing) functionality when present.
throw, hurl, fling
Proicio is an advanced ballistics system. Projectiles can be defined, with several variable settings that will control their velocity, penetration, ricochet, and many other characteristics. A ton of research went into real-world ballistics maths and traits, and work is being done to approximate a lot of it down into more performance-friendly functionality.