Retail Operating System

One platform for retail POS, inventory, and Indian GST.

Neptune is a unified retail operating system—from the checkout counter to the final tax filing. Built for Indian SMB retail with AI-powered purchase entry, real-time inventory, and native GST support.

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verified_user Multi-tenant secure
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Retail OS — from loading dock to tax filing.

The challenge

Moving beyond fragmented retail operations

Most retailers juggle separate billing software, spreadsheets for stock, and manual ledgers for vendors and GST. The result: data silos, keystroke errors, and hours lost on reconciliation.

Neptune replaces all of that with a single operating system. One catalog. One movement engine. One place where every purchase, sale, return, and tax entry stays perfectly synchronised.

The old way of fragmented retail operations versus Neptune's unified approach.

Everything your retail business needs

Neptune centralises sales, stock, purchases, vendors, tax, and team management so you spend less time on spreadsheets and more on growing your business.

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Dynamic POS & Checkout

Fast billing with QR scan, cart and item-level discounts, GST-aware totals, hold scenarios, and returns.

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Centralized Inventory

Multi-warehouse stock with variants, batch and expiry tracking, stock transfers, reorder alerts, and QR labeling.

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Purchase & Procurement

AI-powered invoice scanning, GRN posting, vendor ledgers, and automated ledger entries on every purchase.

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Automated GST

CGST/SGST/IGST auto-detection, FY-based numbering, GSTR-1 summaries, ITC tracking, and HSN mandates.

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Vendor Management

Vendor master, purchase ledger, running balance tracking, settlement workflows, and debit notes for returns.

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Reporting & Dashboards

Real-time KPIs, daily sales summaries, stock reports, price audit logs, and cash reconciliation.

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Staff, Roles & Permissions

46 granular permissions, 4 system roles, custom roles, and per-user overrides for fine-grained access control.

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Omnichannel Storefront

Zero-sync online store powered by the live ERP catalog, with authenticated fulfillment and per-item pick statuses.

Product highlights

See Neptune in action

AI-powered procurement, fast POS, variant mastery, GST compliance, and executive dashboards—built into one retail platform.

AI-powered purchase entry

Snap a photo of any supplier invoice. Neptune reads it instantly—zero typing, total accuracy.

From paper to platform

1. Snap & Upload: Upload a photo or PDF of the physical supplier invoice.
2. AI Engine: Google Gemini or local Tesseract OCR reads line items, quantities, and prices.
3. One-Click Extraction: Review extracted data with confidence scoring before posting.

Smart matching

• Vendor matching: AI detects the vendor name and auto-links to your Vendor Master.
• Catalog alignment: Extracted lines are mapped to existing products or instantly created as new ones.
• Confidence scoring: Visual cues ensure data integrity before posting to stock.

Auto-entry magic: upload, select AI engine, extract data in one click.

Zero typing, total accuracy: confidence scoring, vendor matching, and catalog alignment.

Traditional manual entry versus Neptune AI auto-entry comparison. — Seconds per invoice. 90%+ confidence. Auto-posts to Vendor Ledger & ITC.

Point of Sale built for speed

Sell the stock you just scanned in. A fast, fullscreen POS terminal with deep Indian GST awareness.

Neptune POS terminal with QR scan, product search, cart, and GST breakdown.

Checkout features

qr_code_scannerQR & barcode scan to instantly add line items to the cart.
sellCart & item discounts applied proportionally before GST calculation.
receiptGST-aware totals with slab-wise CGST/SGST/IGST breakdown.
undoHold & returns based on user roles and permissions.

Comprehensive variant & catalog mastery

Centralized product management with hierarchical categories, HSN codes, and a clean variant matrix that handles SKU, size, colour, and cost without cluttering the main dashboard.

Product Master with variant matrix for SKU, size, colour, cost, and stock. — Product Master — hierarchical categories, HSN, tax fields, and variant matrix.

Scan once and update everything: AI extracts invoice, inventory updates, QR labels generated. — Scan once — inventory updates, QR labels generated, variants tracked across warehouses.

Invoicing & GST compliance

Compliance without the spreadsheets. Neptune handles inter-state versus intra-state automatically based on the place of supply.

Professional, compliant tax invoice with FY-based numbering, HSN mapping, and slab-wise tax breakdown. — FY-based numbering · HSN line-item mapping · Slab-wise tax breakdown

Automated Indian GST compliance with GSTR-1 summaries, ITC tracking, and GST ledger. — GSTR-1 · ITC summary · Purchase register · GST ledger

Automated GST ledger and reporting with real-time auto-posting. — Auto-posting GST ledger · Tax invoice & Bill of Supply

Executive visibility at a glance

Know exactly what you have, what you sold, and who you owe from a single centralised command centre.

Dashboard with live inventory valuation, vendor outstanding, weekly sales, and real-time transactions. — Live inventory valuation · Liability tracking · Real-time transaction feed

Integrated vendor management with running balance, purchase history, and settlement workflows. — Vendor ledger — running balance, purchase history, debit notes

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Real-time KPIs

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Stock health

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Cash recon

Built for growing teams

Grow from simple access rules to fine-grained retail teams without re-architecting your software.

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Master Admin

Full SaaS operator control over tenants and plans.

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Owner

Total access to settings, financials, and staff payroll.

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Manager

Oversees daily operations, inventory, and purchases.

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Biller

Securely restricted to POS operations and fast entry.

Omnichannel storefront & native CRM

Zero-sync omnichannel storefront powered by the live ERP catalog. — Zero-sync storefront — powered strictly by the live ERP catalog.

The unified retail ecosystem

One catalog. One movement engine. One unified operating system.
Total operational control from the loading dock to the final tax filing.

One movement engine: paper invoice to AI OCR to live inventory to POS checkout to GST ledger.

Why Neptune?

Neptune eliminates data silos. By automating the hardest part of retail—inbound stock entry via AI—every downstream system from the sales floor to your final tax reporting remains perfectly accurate and instantly auditable.

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Multi-tenant isolation

Each business gets its own data, settings, and branding—securely separated by organisation context.
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India-first GST

CGST/SGST/IGST auto-detection, HSN mandates, composition scheme, GSTR-1, ITC, and credit/debit notes.
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AI automation

OCR invoice capture via Google Gemini or Tesseract reduces manual GRN typing from hours to seconds.
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Scale ready

Add stores, warehouses, staff, and online channels without replatforming—the architecture grows with you.