Open source ERP software for growing businesses
Modern, modular ERP for accounting, inventory, sales, manufacturing, and HR.
NotrinosERP brings finance and operations together in one customizable platform with modular architecture, multi-company readiness, approval-driven controls, and a developer-friendly codebase.
Full business coverage
Sales, purchases, accounting, inventory, manufacturing, approvals, and HR in one flow.
Built for rollout flexibility
Start with the modules you need and extend workflows as the business grows.
Practical implementation path
Evaluate the demo, review releases, and move toward a self-hosted deployment plan.
Image preview
Current homepage dashboard screenshot with core ERP modules and operational metrics.
Why teams shortlist NotrinosERP
Why NotrinosERP?
Modular Architecture
Start with pluggable apps and clear extension points to shape workflows for your business model.
Full Featured Accounting
This is the most comprehensive free accounting system. It has all the features you'd expect from an accounting package and it is still being updated.
Developer-Friendly
Build quickly with a Composer-ready PHP codebase, clear developer docs, and upgrade-oriented design.
Built for growing teams
A practical ERP foundation for finance and operations
NotrinosERP is an open, developer-friendly enterprise resource planning platform that combines proven accounting fundamentals with modern architecture and extensibility. Designed for multi-company deployments and rapid customization, NotrinosERP streamlines finance, inventory, sales, purchasing, and reporting while giving developers and administrators the tools to adapt workflows, build extensions, and integrate third-party services.
Reliability Focus
Secure and lightweight for SMB operations
A practical ERP foundation that scales as your workflows evolve.
Core ERP capabilities
Includes everything you need to run and scale
Core operations across purchasing, sales, accounting, and HRM in one integrated platform.
Sales
Quotations, orders, deliveries, invoicing, returns, and customer collections.
Purchases
Supplier setup, procurement, goods receipt, invoice matching, and vendor settlement.
Inventory
Item masters, stock control, warehouse visibility, tracking, replenishment, and costing.
Manufacturing
Bills of material, work orders, production execution, and cost visibility.
General Ledger
Journals, banking, budgets, reconciliation, tax control, and financial statements.
Human Resources
Employees, attendance, leave, overtime, payroll, and approval-led HR operations.
Operations & Inventory
- Purchase Orders
- Goods Receivable Notes
- Supplier Invoices/Credit Notes
- Payments
- Allocations
- Accounts Payable
- Items and Inventory
- Stock
- Manufacturing
- Fixed Asset
- Customizable Reports
Finance & Sales
- Sales Orders
- Customer Invoices/Credit Notes
- Deposits
- Allocations
- Accounts Receivable
- Dimensions
- General Ledger with Budget
- Languages
- Currencies
- Multi Currencies
- Payroll & Human Resource
Get started
A practical path from evaluation to rollout
Keep the evaluation focused: explore the demo, review the documentation, follow product movement, and download the build that matches your stage.
Explore the live demo
Walk through the interface, menus, and module dashboards before you plan deployment.
Open demo ›Read the documentation
Jump into module guides, setup instructions, dashboard walkthroughs, and approval help pages.
Open docs ›Download a build
Get the latest snapshot or compare previous releases for testing and implementation.
See downloads ›Follow product updates
Track milestones, release news, and roadmap signals that matter during evaluation.
Read news ›FAQ
Questions teams ask before adopting NotrinosERP
What does NotrinosERP cover?
NotrinosERP covers crm, accounting, warehousing, sales, purchasing, manufacturing, fixed assets, approvals, and human resources in one modular ERP environment.
Can it be adapted to our workflow?
Yes. The platform is designed for customization, extension, and integration so teams can shape operational flows around their own business model.
Who is it built for?
It fits growing businesses, implementation partners, and technical teams that want more control than a rigid off-the-shelf ERP can provide.
How should we evaluate it first?
Start with the demo, review current releases, and match the product scope to your finance, inventory, sales, and reporting requirements before rollout planning.