settlement-engine

Backend REST application for trip-based expense splitting with basic and simplified settlements, built with Java, Spring Boot, PostgreSQL, Docker, and a standalone domain/settlement engine.

ZeroResidual: Open-Source UPI Settlement & Discrepancy Engine powered by Google Gemma 2B

Production REST API, HTTP Range audio streaming engine, and automated Stellar settlement reconciliation service for Stellar Music.

Turns IP licensing payments into audit-ready revenue through canonical rights, hash-bound terms, immutable eligibility snapshots, double-entry accounting, reorg-safe recovery, and reproducible proof packages.

Distributed High-Assurance Payment Orchestration, Real-Time Clearing & Multi-Rail Liquidity Settlement Fabric in Ballerina

TripLedger is a Flutter-based group travel expense manager for tracking trip budgets, expenses, contributions, members, invitations, and simplified settlements. It uses Firebase for authentication and cloud synchronization, with friend and profile management for connected users.