When developing Drupal modules, technical debt tends to accumulate over time. This is especially noticeable in smaller contributed modules that start as a simple integration and gradually gain new configuration options, UI elements, styling, support for multiple Drupal versions, and additional functionality.

In this article, I want to share the work behind versions 1.0.11 and 1.0.12 of my Buy Me a Coffee (BMC) module for Drupal.

Implementing a Real-World Feature Across Drupal, Symfony, and Laravel

Feature: E-Commerce “Discount Code Validator”

Requirement:

• When a user applies a discount code during checkout:
  • Validate the code
  • Check expiration and usage limits
  • Calculate discount
  • Return an updated order total
• Must be extensible for future promotion types

This feature is small but touches services, events, plugins, and DI—perfect for comparing modular approaches.

Why You Should Use the Extend Help Maintainers Module in Drupal

Introduction

When working with Drupal, especially on large or long‑living projects, one common challenge is understanding who maintains a module and where to get help. Core and contributed modules often have maintainers listed on Drupal.org, but this information is not always easily accessible directly inside the Drupal admin interface.