ERP Software Source Code for Mechanical Spare Parts Shops, Distributors, and Service CentersERP Software

Spreadsheets break. Disconnected tools lie. And off-the-shelf SaaS locks you into monthly fees, foreign data centers, and a feature roadmap that was never built for your business. ALZ ERP is different — it is a complete, battle-tested ERP source code solution purpose-built for mechanical spare parts businesses, wholesale distributors, retail shops, service centers, and every inventory-driven operation in between. Engineered on Microsoft’s proven ASP.NET stack with SQL Server and Crystal Reports, this is the same codebase that runs real businesses today — now distributed globally by Alwajeez Tech from Jeddah, Saudi Arabia. You receive the full Visual Studio solution, every line of C# business logic, all SQL database scripts, and 50+ pre-built Crystal Reports. No black boxes. No subscriptions. No vendor dependency. Deploy on any Windows Server or cloud VPS, customize every module to your market, and scale from a single shop to a multi-branch SaaS operation — all from one $999 one-time investment. This is what small business management software should have always looked like: full ownership, instant deployment, and enterprise capability without the enterprise price tag. Explore the live demo now and see every module in action before you spend a single dollar.

See it live before you buy

Why invest? The math is simple

Your purchase delivers the complete Mechworld-ALZERP.sln Visual Studio solution — two full ASP.NET projects (the core web application and the Crystal Reports engine), all SQL Server database scripts with sample data, 160+ operational screens covering every business function, 50+ pre-built Crystal Reports templates, and a step-by-step development environment setup guide. This is a production-ready SaaS ERP solution that a team of 10 developers would take three to five years to build from scratch. You receive it today for a fraction of that cost, with full source code ownership and zero vendor dependency.

Feature deep-dive

⚙️ A dedicated system built on years of real-business experience

• 160+ operational screens — every business workflow from cash sales to balance sheet is covered, with no gaps that force workarounds.
• 50+ Crystal Reports templates — pixel-perfect PDF, A4, and 80mm thermal outputs for invoices, delivery orders, salary sheets, VAT returns, and management statements.
• Multi-company & multi-branch architecture — manage unlimited companies and branches from a single installation using ProjectID-based data isolation, making the system SaaS-ready out of the box.
• Saudi ZATCA Fatoora compliance — Phase 1 and Phase 2 e-invoicing built in, including XML generation, QR code embedding, and direct ZATCA API submission.
• AI-agent ready codebase — plain ASP.NET/C# structure means Claude Code, Cursor, GitHub Copilot, and Gemini can read, modify, and extend the system immediately.
• Bilingual Arabic/English with RTL support — full right-to-left layout switching for Arabic-language operations, including bilingual VAT submission reports.

📊 Core accounting & finance

• Full double-entry general ledger — multi-level chart of accounts (Control → Head → Subsidiary → Particulars) with automatic voucher generation from every sales, purchase, and payment transaction.
• Balance Sheet, Income Statement & Trial Balance — drill-down financial statements generated in real time, with period comparisons and account-level detail reports.
• Bank & cash management — bank book, cash ledger, cheque register, partial payment handling, and bank-to-cash transfer vouchers in a single unified module.
• ZATCA VAT & Zakat compliance — VAT Return (Form VAT-01) preparation, VAT data processing, bilingual VAT submission reports (English & Arabic), and a dedicated Zakat calculation module.
• Letter of Credit (LC) management — full LC lifecycle tracking covering issuance, amendment, utilization, customs/cargo costs, CNF agent ledger, and LC VAT reporting for import-heavy businesses.
• Commission & salary accounting — payroll posting automatically creates GL vouchers; commission processing links directly to salesperson performance data.

🛒 Sales, CRM & collections

• Multi-format sales invoicing — standard A4 invoice, touch-screen POS terminal, AJAX-powered rapid entry, and 80mm thermal receipt — all ZATCA-compliant with embedded QR codes.
• Order lifecycle management — order entry, order distribution across branches, order delivery tracking, and full order detail reporting with stock updates at every stage.
• Credit management & collections — customer credit limits, credit files with document attachments, collection entry, cheque management, daily cash transfer, and cash-to-bank flows.
• Discount & promotions engine — sales promotions, discount entry with approval workflow, and discount authorization controls that prevent unauthorized margin erosion.
• Sales analytics — sales statement by period/employee/item/branch, low-margin item alerts, item sales history, store performance reports, and customer-level trade receivables aging.
• Sales returns — credit note generation with automatic stock reversal, damage item entry, and damage approval workflow ensuring full audit accountability.

📦 Inventory, store & purchasing

• Real-time multi-store stock control — current stock with quantity and value, stock ledger per item, daily stock snapshot, and inter-branch stock distribution with a full transfer audit trail.
• Wholesale-to-retail unit management — sell one carton as 12 pieces with automatic unit conversion and separate pricing tiers; fully configurable units of measurement.
• Barcode-driven operations — barcode label printing in 38×28mm and 60×40mm formats, barcode scanning at POS and purchase receipt, and product search by barcode.
• Damage & stock adjustment workflow — damage item entry, damage approval, damage report, stock write-up/write-down with authorization, and dead product identification.
• Product master management — category, subcategory, brand, vehicle specifications, unit of measurement, price change history, and sales promotions per product.
• Purchase management — purchase orders, purchase invoice entry with automatic stock update, purchase returns, supplier ledger, purchase summary, and VAT purchase reports.

👥 HR, payroll & attendance

• Employee master & profiles — full employee records including department, designation, education qualification, and branch assignment.
• Attendance & payroll — weekly attendance tracking, salary sheet generation, employee balance adjustment, and payroll posting that automatically creates GL accounting entries.
• Employee financial ledger — tracks loans, advances, recoveries, and all employee-related financial transactions in a single account per staff member.
• Branch-level workforce management — employee transfer between branches, weekly fixed expense tracking per employee, and store-specific employee assignment.

🔐 SaaS architecture, security & administration

• Multi-tenant SaaS architecture — ProjectID-based data separation at every table allows a single installation to serve unlimited tenants with full data isolation.
• Granular role-based access control — form-level and menu-level permissions per user role; special permission overrides; user creation, editing, unblocking, and password reset from the admin panel.
• Device & IP security — browser fingerprint authentication, IP-based session controls, and country-level IP blocking for enterprise-grade perimeter security.
• System administration tools — database backup, data clearing utilities, notice board, system settings, and multi-branch creation from a single admin interface.
• Document management — online file link library, multi-document upload, letter printing, LC data entry with full document lifecycle, and VAT invoice printing workflows.
• Integration-ready — SMTP email, WhatsApp webhook, SMS, WooCommerce/WordPress product sync, and configurable payment gateway settings built into the core.

Is this the right fit for you?

Suitable business types

Setup & deployment — simpler than you expect

Setting up ALZ ERP is straightforward for any developer familiar with the Microsoft stack. The included step-by-step Development Environment Setup Guide ↗ walks you through every stage — from prerequisites to your first login. You will need Visual Studio 2019+, SQL Server 2019 Express (free edition works perfectly for development), IIS, .NET Framework 4.7.2+, and SAP Crystal Reports Runtime 13.0.4000 SP29. Open the solution, restore the database, update Web.config with your connection string, configure your IIS application pool, and deploy — an experienced developer can go from download to a fully live system in under one day. Alwajeez Tech’s optional support team is available at $19/hour if you need assistance at any stage.

Policy & transparency

Have pre-purchase questions? Contact Alwajeez Tech before buying — we are happy to arrange a guided walkthrough, answer technical questions, or discuss licensing options for your specific use case.

Contact & support