I have recently done a deep dive via bringing forward a synchronization between a QuickBooks Online and Odoo Community set of installations.

The Odoo installation is new and its purpose is to support business systems,  particularly website interactions, that are not supported with QuickBooks online.

While this has not been a simple 5 minute task it is, none the less, quite doable and once the data is understood, something I was able to set up a flexible adaption to.

I was not starting from scratch, but rather had a module put out in about 2021 for this purpose which needed some updating to support the QBO API metjhods of 2026.   Worked through that, and changed some of the backend module names for certain methods which were the same, but which had taken new names in the QBO API.

Working through App Approval (from Intuit) took some time as well, but that came through as well, and once we got Admin Approval set to the QBO database we were connected.

After this it became a matter of looking at and understanding the QBO data structure vis a vis the preferred Odoo data methods.  The largest variable has to do with "grouping" or "categorization".  QBO has a generally "flat table" structure without related tables bringing together categories and items,  but rather relates Items to Parents in the same category.  An item which is a Parent is functionally a Category in Odoo speak, and an item which is a "sub" of a parent, is generally a  child, but notably, it can also be a category of its own.  

Syncronizing these details takes some data gymnastics, and requires writing to both the Product_Category and Product_Public_Categories in Odoo along with the Product_Template that generally aligns with the QBO items table.

Having brought Items across from QBO, the main work became a focus on the Odoo data presentation and method.

Having worked through that the next wave had to do with making both a navigable and searchable website using this data.  Categories could be presented but further "specification" was needed to bring the details of the item table fully into view.  Initially these details were "tagged" but the "tagging" though practical in the backend, was not jumping forward on the website.  

The method became mirroring that "tagging" into Product_Attribute definitions, and exposing attributes to the web.  Of course all this takes some testing and import cycles, but this made for a very flexible interface.  Overt categories could be selected, immediately narrowing the Item Matrix, and further attribute selections, which can be selected.

Working through this in Odoo does take some time, and the great flexibility of Odoo is that you can add Modules, create modules, and consider alternatives.  I do find the "clarity" of the Odoo UI to be refreshing.  QBO is relatively fast and I know you can do many things with it.  It is also, it seems, relatively expensive, and it is somewhat opaque in terms of data structures but the API method, and the fact that a "live sync" between QBO and Odoo can be created, makes for a flexible system that keeps a company from being locked in in either direction.  Details (like web categorization) can be added to Odoo which do not harm the QBO data set.  Other advantages are also brought forward.

If you are interested in pursuing a similar exploration, please reach out.   We would be honored to open a project with you.

Landis Arnold
Nomadic Inc
May 7, 2026