Developer documentation

To customize Fleio functionality, developers can use the Fleio backend API and write their own modules.

Fleio itself works with a JavaScript & Angular frontend and an API backend written in Python, Django and Django REST framework (DRF).

• Adding or changing files in Fleio Docker images
• Fleio frontend
• Frontend customization
• Frontend customization (prior to 2023.03)
• How to change the logo
• Adding custom JavaScript code
• How to build unminified frontend
• Fleio backend (and API)
• Using the Fleio API
• Billing gateways
• Customization options
• Python signals
• Obtaining frontend source code

Other documentation pages you may need for development work or to customize Fleio:

• settings.py file

• Frontend settings

• Django admin

• Billing gateways

If you want to create a new language translation or customize Fleio texts see our open source internationalization project: https://github.com/fleio/fleio-i18n.