India GST billing and compliance
BillDEEP
A PostgreSQL-backed billing and GST compliance platform for India with API, worker, frontend, migrations, and proof-oriented governance assets.
Active TypeScript platformLocal source: C:/Apps/BillDEEP
What it does
For Indian businesses and finance operators needing billing, GST tax-split invoices, ledger-backed transaction records, and return-ready data structures.
- Canonical TypeScript API, React/Vite frontend, PostgreSQL migrations, Redis-backed queues, and NGINX-based integrated stack.
- Supports B2B, B2C, B2G, export, and POS-oriented billing workflows with period governance and tenant isolation tests.
- Includes GSTR-1/GSTR-3B data paths, double-entry ledger controls, MFA/RBAC, and Lean 4 proof references.
Demo evidence
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