Oi is a suite of web based open source business apps.

The main Oi Apps include an Open Source CRM, Website Builder, eCommerce, Warehouse Management, Project Management, Billing & Accounting, Point of Sale, Human Resources, Marketing, Manufacturing, ...

Oi Apps can be used as stand-alone applications, but they also integrate seamlessly so you get a full-featured Open Source ERP when you install several Apps.

For a standard installation please follow the Setup instructions from the documentation.

To learn the software, we recommend the Oi eLearning, or Scale-up, the business game. Developers can start with the developer tutorials.

If you believe you have found a security issue, check our Responsible Disclosure page for details and get in touch with us via email.