9 october 2025
This week I took a slightly unexpected turn from my original roadmap. My plan was to keep working on the full refactor of all three new modules using my new architecture, but I decided to temporarily shift focus to something different - Spanish electronic invoicing. Even though in my first Dev Log I explicitly said that I wasn't going to work on a...
By Davide Mantenuto
5 october 2025
This week's work has been dense, technical, and foundational. My focus has been on three major pillars that are now shaping the internal structure of the new module: data consistency, a custom MVC engine and a fully dynamic Form system. Enforcing Data Integrity: Constraints and Triggers A significant portion of this week's effort has gone into im...
By Davide Mantenuto
28 september 2025
This week I started a major refactoring effort across my three WHMCS modules: Billing Extension, Commission Manager and Mercury. At the moment, I'm also considering the possibility of merging all three into a single, unified product, simply called Katamaze. This is still just an idea, not a final decision, but it's a direction I'm seriously explo...
By Davide Mantenuto
18 august 2022
At 20, I had just started my first company. One year later I was already using WHMCS that has always been there as a constant in my working life. I have involved myself in different projects ranging from hosting, web development, system administration to blockchain, billing, consulting, logistic and marketplaces. Everything I did was more or less ...
By Davide Mantenuto
18 july 2021
Where it all started Let me show you how I managed to boost traffic and other metrics with SEO on this WHMCS site. I didn't hire an SEO expert. I did a lot of research and A/B testing myself as I was creating a SEO module for WHMCS. This gave me the opportunity to test SEO techniques in a real case scenario for an extensive period of time. As I w...
By Davide Mantenuto
