DigiBooks unites Quality Air, H&L, Black Ink, and DigiMass into one streamlined financial engine. Instant multi-company switching, zero-touch Gmail invoice capture, Paychex job costing, and deterministic double-entry accounting.
Vendor invoices from Quality Air and H&L inboxes are automatically parsed, verified for arithmetic, and stored in a private SHA-256 document vault.
Switching between Quality Air, H&L, Black Ink, and DigiMass resets all data, caches, and permissions. Never accidentally post to the wrong company.
Attribution of technician labor from Paychex and material bills to operational jobs with split costing and unassigned cost protection.
Test the instant company switcher below to see company-scoped financial statements, Gmail ingestion queues, and job profitability margins.
Operational HVAC service jobs, commercial installations, inventory & technicians
Gmail intake validated: $4,280.00 • 3 HVAC compressors • Assigned to Job #2026-QA-88
Home Depot $148.20 recorded by Tech Dave • Storage retry queued independently without halting bookkeeping.
Generic accounting software was never built to handle multiple operating entities with separate field service OS backends. DigiBooks fixes the systemic friction points.
QuickBooks often mixes up vendor names and balances across multiple logins. DigiBooks implements hard database-level multi-entity segregation. Every ledger entry, report, and document belongs strictly to its authorized entity.
Stop manually downloading PDFs from Gmail and retyping line items. DigiBooks automatically matches incoming vendor statements, flags missing attachments, and links the original document directly to the posted payable.
Paychex remains the payroll engine for Quality Air and H&L. DigiBooks pulls verified labor hours and employer taxes into the books, allocating direct job costs accurately instead of relying on company-wide averages.
Built to manage multiple active business entities today, with instant extensibility for growing operations.
Direct connection to Quality Air OS. Manages equipment bills, technician field receipts, and Paychex payroll allocation.
Direct connection to H&L OS. Handles contractor invoices, field materials, rental equipment, and dedicated payroll mapping.
Real estate acquisition capitalization, contractor draw disbursements, and project-specific renovation cost tracking.
Parent tech holding, software engineering infrastructure, cloud compute accounting, and corporate governance books.
DigiBooks couples Next.js 15 and TypeScript with Supabase/PostgreSQL atomic double-entry ledger transactions. No silent history modifications, strict period closing locks, and complete audit history.
Completed & verified layout, company switcher, and reachability.
Double-entry engine, chart of accounts, manual bills, and payments.
Deterministic invoice extraction, duplicate hashing, and exception handling.
Port 4520 is reserved and active for the core Next.js application. The landing page server is independently bound to loopback port 4521.
All work is isolated in the local output directory. No application source code, git worktrees, or build states were altered.
Architecture leaves the right sidebar reserved for future Hermes AI agent teams with strict read/propose safety boundaries.