7 Essential Odoo ERP Modules to Enhance Your Business Workflow

Odoo ERP Modules

Introduced in the market in 2005, Odoo ERP is now considered one of the most popular and best-suited ERP software systems used by over 7 million businesses across a wide range of industries in the world. Odoo ERP implementation facilitates almost all business verticals including supply chain management, sales and orders management, website management, financial management, inventory management, manufacturing workflows, project management, customer relationships management, human resource management, and more. It has thousands of different applications or modules in the Odoo App Store. 

Odoo ERP software has an intuitive interface and user-friendly architecture that drives more users to it from different business sectors. The best thing about the ERP is that it gets upgraded every year and comes with new and improved features and modules to provide better support and add more efficiency to the business processes and workflows. Odoo’s customisability and scalability also make it the perfect ERP solution for businesses of all sizes right from startups to SMEs and Enterprises. 

Covering almost every business need, users can select their required modules or applications to be customised and integrated into their businesses. Every module is designed to automate and streamline a different business operation like the CRM module is used for streamlining and improving customer relationships and support. Now, let’s dive into the 7 most essential Odoo modules that every business would need to enhance their workflows and operations.

  1. Sales:

The sales module or app is one of the most common and essential modules that every business needs to run. This module facilitates easy and efficient sales and order management. Users can easily and quickly create new orders, check on the existing orders, and keep tracking them. Also, if any order is confirmed, the order process will automatically begin with no external triggering, leading to quick invoicing at the final stage. 

Odoo Sales Module

Features of the Sales module:

  • All sales data on one screen
  • Easy to track customer details
  • Complete control over orders, sales, billing, and deliverables. 


  • Seamless integration with Point Of Sales ( POS ).
  • Can be easily integrated with production schedules, multiple contracts, and projects.
  • Automatic creation of analytical and financial entries for accounting. 
  • Easy eCommerce project management with integrated online sales management feature. 
  • Re-usable design templates. 
  1. Finance and Accounting Module:

With Odoo ERP, users get full advantage of managing their finances and accounts automatically and this includes budget management, tax management, analytics accounting, etc. The ERP offers over 35 modules such as automated statement management, invoicing, electronic bank transfers, financial indicators, etc. 

Odoo Accounting Mobule

Important features:

  • Easily customisable reports
  • Multiple modules for accounting by real-time consolidation
  • Multi-analytical, multi-company axes, and multi-company support.
  • Cost accounting as well as integrated analytical support
  • Quick encoding of multiple entries and invoices. 


  • Can be easily cross-integrated with multiple applications or modules as per the user requirements.
  • Helps users with quick and real-time decision-making. 
  • Facilitates avoiding re-encoding and the use of documents in pre-generated systems. 
  1. Inventory Management Module:

With this inventory management module, users can easily manage various stock locations and multiple warehouses at a time. Users can now easily define their input locations, stock locations, and output locations for every single warehouse separately with the inventory module. 

Inventory Management Module

Important aspects of the inventory module:

  • Users can create and manage multiple warehouses at different locations. 
  • Facilitates quick deletion of issues. 
  • Inventory control is flexible and robust with the feature of double-entry management. 
  • Supports barcode. 


  • Users can keep track of all outgoing and incoming goods. 
  • The module can be integrated with Odoo’s stock module. 
  1. CRM Module:

With the CRM or Customer Relationships Management Module, users can now easily manage bugs or eros, opportunities, claims, leads, customer details, and more. Management of customer notifications, communication with customers, etc., can also be done efficiently with this particular module. Odoo CRM helps to manage and track crucial cases of customers, suppliers, and users and helps in automatically sending reminders, important actions, and provoke methods as per the business requirements. 

CRM Module

Essential features and aspects:

  • Automated outgoing and incoming mail process through email gateway. 
  • Configuration wizards can now be automatically and quickly set up as per the user’s needs. 
  • An easy-to-customise module. 


The CRM module can be cross-integrated with the calendars of enterprises. 

Your enterprise operations can run smoothly through workflows. 

For better and quick customer support, the module and be easily integrated with purchase, sales, and support. 

  1. Project Management Module:

With the help of the Project Management Module of Odoo, users can now easily keep track of their automated invoicing, achieved tasks, budgets, profitability reports, etc. 

Project Management Module

Crucial aspects of the module:

  • It is fully based on analytical accounting. 
  • This module can be easily integrated with the HRM or Human Resource Management module for cost control. 


  • Tasks and timesheets can be easily integrated. 
  • With planning, budget and treasure are controlled. 
  • It helps to efficiently and automatically manage all sales and orders related tasks. 
  1. Human Resource Management or HRM Module:

Now, the human resource-related aspects and operations can be easily and automatically managed with the HRM module of Odoo. The Human Resource professionals can automatically and efficiently maintain and manage the employees’ leaves, payrolls, leave requests, working hours, and costs, and can even schedule and plan the timeline of the projects for billing purposes.  

Human Resource Management or HRM Module

Important aspects of the HRM Module:

  • Personalised menu bars
  • Robust validation mechanism


  • The HRM module can be easily integrated with Analytics accounting. 
  • Facilitates automated invoice generation. 
  1. E-Commerce Management Module:

With the increasing usage and ease of online selling and buying, Odoo has come up with a robust and efficient eCommerce management solution. With this module of the ERP software, users can now easily and automatically synchronise the back-end with the front-end without using any codes or lengthy process. 

E-Commerce Management Module

Important features:

  • Easy to synchronise backend and frontend. 
  • Seamless integration with the other Odoo modules. 
  • Multiple dashboard options. 


  • Supports multiple gifs, images, and videos. 
  • Thousands of themes and apps are available.


With the help of these common yet the most essential Odoo modules, businesses can automate and streamline their operations though they might need the integration of the other Odoo modules as well along with these common ones to run efficiently. However, you need a reliable and certified Odoo service provider to ensure successful, flawless, and customised integrations. We, at Envertis , ensure to provide end-to-end Odoo ERP implementation solutions based on your unique business needs.