Odoo to ERPNext migration
We move businesses from Odoo to ERPNext in five controlled phases: assess, blueprint, build, migrate and go live. Trial loads are repeated until they are predictable, and stock, receivables, payables and the general ledger are reconciled and signed off. Odoo stays live until you approve the cutover.
res.companyCompanyCompany identity, currencies and statutory setupres.partnerCustomer, Supplier, Contact, AddressSplit customer and supplier roles, contacts and addressesproduct.template / product.productItem template and variantsKeep template and variant attributes, units and trackingproduct.categoryItem GroupTranslate category hierarchy and accounting defaultsstock.warehouse / stock.locationWarehouse hierarchyConvert physical and virtual locationsproduct.pricelistPrice List, Item Price, Pricing RuleResolve currency, validity, formulas and customer scope
sale.orderSales OrderStates, delivered quantity, invoicing status and open commitmentpurchase.orderPurchase OrderReceipt state, billed quantity and remaining commitmentstock.picking / stock.moveDelivery Note, Purchase Receipt, Stock EntryMap picking types and moves to purpose-specific stock flowsmrp.bomBOM, OperationVariants, operations, by-products, scrap and substitutionsmrp.production / workorderWork Order, Job Card, Stock EntryMaterial consumption, WIP, work centres and completion statequality.* / maintenance.*Quality Inspection, MaintenanceRedesign control points, measurements and equipment history
account.accountChart of AccountsAccount type, company, currency and reporting hierarchyaccount.moveSales Invoice, Purchase Invoice, Journal EntrySeparate invoices, bills, credit notes and journals by stateaccount.paymentPayment EntryKeep party, currency, references and reconciliation positionaccount.analytic.accountCost Center, Project, DimensionChoose cost centre, project or accounting dimensiontaxes / fiscal positionsTax TemplatesRebuild tax rules for the target localisationopen AR/AP and GLOpening invoices, Journal EntryReconcile control accounts and opening positions independently
At a glance
- During the build
- Odoo stays your live system
- Cutover
- Short freeze window, only after UAT approval
- Data scope
- Clean start, selected history or complete history
- Proof
- Records, finance, inventory and operations reconciled
- After go-live
- Hypercare, then AMC
Change the ERP only when the operating model needs it
An honest assessment can recommend ERPNext, a phased move, improving your Odoo setup, or no migration at all. As partners on both platforms, we have no reason to push either.
When migration may not be justified
If the real problem is configuration, weak ownership or poor data, fix that first. We do not rebuild every historical workaround just to reproduce it.
Predictable economics
ERPNext has no per-user licence. Budget for hosting, implementation, support and engineering.
Platform control
More control over hosting, code, integrations and the application roadmap.
Frappe extension model
Custom apps, portals, reports, workflows, mobile apps and APIs on a documented framework.
Cleaner architecture
Retire unused fields, workarounds, duplicate reports and brittle interfaces during the redesign.
Before we map data, we inspect what actually runs your business
The visible app list is only the surface. Scope also lives in Studio, custom modules, the database and your integrations.
Apps and editions
Standard, Enterprise and community apps, with installed dependencies.
You receive: functional coverage map
Studio layer
Custom fields, models, views, automations and approval logic.
You receive: rebuild inventory
Custom modules
Python models, XML views, QWeb reports, controllers and scheduled actions.
You receive: disposition matrix
Data estate
PostgreSQL volume, filestore, record relationships and archive needs.
You receive: migration boundary
Interfaces
APIs, webhooks, authentication, jobs, retries and ownership.
You receive: transition plan
Access model
Users, groups, access rules, record rules and multi-company restrictions.
You receive: role blueprint
Choose the smallest history that delivers value
History depth changes extraction, sequencing, accounting reconstruction, testing and cutover risk. "Migrate everything" is not a migration specification.
Clean start
Active masters, opening inventory, finance openings and live commitments.
- Active customers, suppliers and items
- Warehouse opening stock
- Open receivables, payables and ledger openings
- Open sales, purchases and projects
Selected history
Common choiceA defined recent period plus all active work and the evidence teams need.
- Current financial year or 12 to 24 months
- Recent completed orders and invoices
- Active projects and manufacturing
- Selected attachments and references
Complete history
Full eligible history, where regulation, audit or daily operations justify it.
- Dependency-aware sequencing
- Historical accounting reconstruction
- Extended reconciliation cycles
- Highest exception-handling effort
A completed import is not a proven migration
The evidence pack ties every source population to loaded and rejected records, then reconciles balances and operations independently.
Records
source = loaded + rejected- Counts by entity and company
- Every rejected row with a reason
- Relationship and orphan checks
Finance
trial balance, AR, AP, bank- Trial balance by company and currency
- Aged receivable and payable totals
- Opening position signed off by its owner
Inventory
quantity, batch, serial, value- Quantity by warehouse and item
- Batch and serial uniqueness
- Stock valuation comparison
Operations
open quantity, status, links- Remaining order quantities
- Active project and manufacturing state
- Attachment sample validation
Inventory quantity, stock value, receivables, payables and ledger openings are each reviewed on their own. Agreement in one report never explains a difference in another.
Five phases, with approval at every boundary
Assessment limits guesswork, the blueprint limits rework, and trial loads make runtime and exceptions measurable.
Assess
Confirm the commercial case and inventory Odoo apps, Studio, custom modules, data volume, integrations and constraints.
Blueprint
Map operating processes, companies, roles, modules, localisation, data scope and the custom-development boundary.
Build
Configure standard ERPNext first, then build justified Frappe apps, workflows, reports, portals and integrations.
Migrate
Extract, clean, transform and load in dependency order. Log rejections and rerun through staging until results are predictable.
Go live
Rehearse business scenarios, reconcile controls, freeze transactions, run the final load and support the first live cycles.
A manufacturer that moved beyond Odoo
PFive Bags ran sales in Odoo while production, quality and finance depended on spreadsheets and Tally. Frappe's own published success story credits Midocean with implementing one ERPNext platform across the operation.
“Midocean played a key role in helping us digitize and centralize our core business operations through ERPNext.”
- Before
- Odoo, Tally, Google Sheets and Excel
- After
- ERPNext across accounts, selling, buying, CRM, manufacturing and quality
- Control
- Connected material flow, stock value, costing and performance
- Outcome
- On-time go-live, as reported in Frappe's story
Odoo to ERPNext migration questions
Can all Odoo data be migrated to ERPNext?
Most structured master and transactional data can be, when it is accessible, consistent and within the approved scope. Custom-module records, chatter, messages, complex attachments and technical logs often need separate utilities or a read-only archive. Each entity and period needs an explicit rule.
Can Odoo custom modules be installed in ERPNext?
No. The two use different frameworks, data models, permissions and interfaces. We classify each capability as standard ERPNext, configuration, an existing Frappe app, upgrade-safe custom development, redesign or retirement.
Can we migrate only opening balances and active work?
Yes. A clean start moves active customers, suppliers, items, warehouses, opening stock, receivables, payables, ledger openings and live commitments. Odoo can stay read-only for historical reference.
Can Odoo remain live during implementation?
Yes. Odoo normally stays the production system while ERPNext is configured, tested and used for training. A controlled freeze window follows UAT approval for the final delta and cutover.
How much downtime is required?
It depends on volume, relationships, attachments, reconciliation and integrations. Trial migrations measure the real runtime, so the cutover estimate is based on evidence.
Can attachments and the Odoo filestore be migrated?
Yes, where files are accessible and their record links can be resolved. We sample integrity, type, size and link accuracy, because copying files alone does not prove they remain usable.
Can Odoo Studio customizations be migrated?
Studio fields, models, views, automations and approvals are inventoried, then mapped to ERPNext configuration or custom Frappe development. They cannot be transferred directly.
Can complete accounting history be migrated?
It can, but sequencing, accounting reconstruction, tax treatment and reconciliation make it much more complex. We recommend it only when regulation, audit or operations justify it.
Do you provide training and support after go-live?
Yes. Role-based training, cutover support, hypercare, AMC, upgrades and dedicated Frappe engineering capacity can all be part of the engagement.
Know the cost, complexity and risk before you commit
Tell us about your Odoo setup. We will assess it and tell you plainly whether, how and when to move.
- 1We review your Odoo estate
Version, edition, apps, Studio and custom modules. - 2We size the data scope and risks
History depth, integrations and cutover constraints. - 3You get a written recommendation
Migrate, phase it, or improve Odoo instead.