···105105106106107107## Rules Engines
108108+* [Osprey by ROOST](https://github.com/roostorg/osprey)
109109+ * a high-performance rules engine for real-time event processing at scale, designed for Trust & Safety and anti-abuse work
108110* [RulesEngine by Microsoft](https://microsoft.github.io/RulesEngine/)
109111 * a library for abstracting business logic, rules, and policies from a system via JSON for .NET language families
110112* [Marble](https://github.com/checkmarble/marble)