7 w - United States.

Odoo primarily uses Python for its backend development and JavaScript for frontend development. Python handles the server-side logic, while JavaScript is used for enhancing user interface interactions and building responsive web applications.

https://www.odoo-developers.com/blog/odoo-2/what-programming-language-is-used-in-odoo-41
www.odoo-developers.com

https://www.odoo-developers.com/blog/odoo-2/what-programming-language-is-used-in-odoo-41