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Learn Odoo

Understand every Odoo app, before you commit to one.

Plain guides to what each Odoo app actually does, what it does not, and what it costs you to get wrong. Written by the team that builds and publishes Odoo modules.

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Odoo modules

Every app, and what it is really for.

Odoo's app ecosystem covers most of what a business does. Hover any module for a quick look at what it actually is. 28 have a full guide so far, and we are writing the rest.

Odoo Accounting app iconAccountingAccountingInvoices, bills, bank reconciliation and reporting that follow your operations automatically.Read the guideOdoo CRM app iconCRMCRMTrack leads through a pipeline your sales team will actually keep up to date.Read the guideOdoo Sales app iconSalesSalesQuotations, order confirmation and the handover to delivery and invoicing, in one chain.Read the guideOdoo Inventory app iconInventoryInventoryReal-time stock across warehouses, with routes, lots and replenishment that stay in sync.Read the guideOdoo Purchase app iconPurchasePurchaseRequests for quotation, vendor pricelists and three-way matching before a bill is paid.Read the guideOdoo Manufacturing app iconManufacturingManufacturingBills of materials, work orders and shop-floor tracking from raw material to finished lot.Read the guideOdoo Point of Sale app iconPoint of SalePoint of SaleA fast, offline-ready point of sale that shares stock and customers with the back office.Read the guideOdoo eCommerce app iconeCommerceeCommerceAn online store wired into the same products, stock and customer records as everything else.Read the guideOdoo Website app iconWebsiteWebsiteBuild and edit pages without a developer, connected to your live business data.Read the guideOdoo Project app iconProjectProjectPlan tasks, track cost against budget and see where a project's margin is going.Read the guideOdoo Timesheets app iconTimesheetsTimesheetsCapture hours against tasks, then turn them into invoices and utilisation reporting.Read the guideOdoo Helpdesk app iconHelpdeskHelpdeskTickets from email, portal and live chat, with SLA policies that actually hold.Read the guideOdoo Employees app iconEmployeesEmployeesEmployee records, attendance, time off and appraisals on the platform you already run.Read the guideOdoo Payroll app iconPayrollPayrollSalary rules, payslip batches and the journal entries they post to accounting.Read the guideOdoo Recruitment app iconRecruitmentRecruitmentA hiring pipeline from job posting through screening to the employee record.Read the guideOdoo Marketing app iconMarketingMarketingEmail, SMS and automated journeys that hand qualified leads to sales cleanly.Read the guideOdoo Field Service app iconField ServiceField ServiceSchedule technicians, capture parts and time on site, and bill the visit.Read the guideOdoo Quality app iconQualityQualityQuality checks and non-conformance handling inside production, not alongside it.Read the guideOdoo Maintenance app iconMaintenanceMaintenancePreventive and corrective maintenance tied to the equipment that actually runs your line.Read the guideOdoo Fleet app iconFleetFleetVehicles, drivers, contracts and the true running cost of each one.Read the guideOdoo Rental app iconRentalRentalRental periods, availability, returns and deposits on the same stock you already track.Read the guideOdoo Subscriptions app iconSubscriptionsSubscriptionsRecurring plans, billing cycles and the revenue metrics that come with them.Read the guideOdoo Documents app iconDocumentsDocumentsCentral document workspaces plus legally binding electronic signature on what matters.Read the guideOdoo Knowledge app iconKnowledgeKnowledgeAn internal knowledge base and team messaging that sit next to your records.Read the guideOdoo Approvals app iconApprovalsApprovalsMulti-step approvals, shift planning and bookable appointments, without custom code.Read the guideOdoo Barcode app iconBarcodeBarcodeScan-driven receiving and picking, with carrier labels and tracking on the way out.Read the guideOdoo PLM app iconPLMPLMEngineering change orders and BOM versioning, so the shop floor builds the right revision.Read the guideOdoo Studio app iconStudioStudioAdd fields, views, automations and reports yourself, up to the point where code is cheaper.Read the guide

Beyond the apps

The questions that cut across every module.

Choosing Odoo, building on it, connecting it and upgrading it are the same problems whichever apps you run. These guides cover them once.

Odoo DevelopmentWhat a custom Odoo module is, how inheritance works, and why upgrade pain is created at build time.Read the guideOdoo IntegrationsThe four integration patterns, buying a connector versus building one, and the data mistakes that cost real money.Read the guideOdoo MigrationThe version path, what actually breaks at upgrade time, testing strategy and honest cost drivers.Read the guideOdoo AlternativesWho each Odoo rival actually suits, where Odoo genuinely loses, and how to compare total cost fairly.Read the guideOdoo APIWhich endpoint to use now that XML-RPC is deprecated, how to authenticate safely, and how to design for failure.Read the guide

Why Odoo

Why teams choose Odoo.

The reasons businesses move off scattered tools and onto one connected platform.

One platform, not ten

CRM, sales, inventory, accounting, HR and website live in one system, so your data is never scattered across disconnected tools.

Grows module by module

Start with what you need today and switch on more apps as you grow, without ripping anything out or migrating again.

Open and flexible

Odoo is built to be tailored. Workflows, fields and reports bend to how you actually work, not the other way around.

Fair, scalable pricing

Pay for the users and apps you use. Pricing that makes sense for a small team and still holds up as you grow.

Further reading

From the blog.

Longer pieces that go past what a single app guide covers.

Odoo Community vs Enterprise: which should you choose?Nearly every guide here starts by saying whether an app is Community or Enterprise. This is the wider answer.Read the article

With CODEerts

Learn it, then make it yours.

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FAQ

Questions, answered.

Is Odoo right for my business?

Odoo fits businesses of almost any size, from a single shop to a multi-company group, because you only switch on the apps you need. The best way to judge is to explore the plans and start a free trial.

What is the difference between Odoo Community and Enterprise?

Community is the free, open-source edition. Enterprise adds more apps, a polished interface, mobile support and official hosting. Explore the plans to see which tier matches what you want to run.

Can CODEerts set Odoo up for me?

Yes. We are a team of certified Odoo partners. We implement, customise, migrate and support Odoo, and we publish our own apps on the Odoo Store. Start with Odoo, then talk to us about making it fit your business.