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1. compliance-calc compliance-calc Public

   Maritime Regulatory Compliance Calculator Library

   Kotlin

2. event-ledger event-ledger Public

   Domain layer for a double-entry bookkeeping system. Implements ledger event recording with constructor-level validation, account balance management with optimistic locking, a payout state machine w…

   Java

3. fraud-shield fraud-shield Public

   A self-contained fraud detection library with custom data structures, 8 composable fraud rules, and an antifraud state machine. Built for low-latency transaction scoring with no external ML depende…

   Java

4. geotrack geotrack Public

   A TypeScript library for building high-performance geospatial layers on top of deck.gl and MapLibre GL. Includes vessel trail rendering with adaptive smoothing, great-circle route visualization, oc…

   TypeScript

5. spatialkit spatialkit Public

   A focused Kotlin/Spring Boot module demonstrating spatial query patterns extracted from a production maritime platform

   Kotlin

6. system-design-patterns system-design-patterns Public

   A Spring Boot starter library of production-grade resilience and data quality patterns for distributed systems and microservices. Each pattern is self-contained, framework-agnostic at its core, and…

   Java