Made-to-measure web solutions that fit your business, strengthen your operations, and leave a lasting impression.
↗Start a project/Three.js
The original E|D glass sculpture, rendered in real time and paused whenever it leaves your screen.
Designed for real work
We create digital products that feel precise on every screen and connect cleanly to the systems behind your business.
One coherent experience for customers, teams, and the data that keeps the company moving.
Are you ready?
Craft & engineering
What we build
Custom CRM, ERP, portal, integration, and automation systems shaped around the way your company works.
01 / 09Fast, dependable applications for browsers, desktops, and mobile devices, built as one coherent product.
02 / 09Secure interfaces that connect products, AI models, data, and third-party platforms without fragile manual work.
03 / 09Purpose-built websites with a visual language that belongs to your business and a clear route from attention to action.
04 / 09Practical AI systems that understand context, use approved tools, and remain measurable and controllable.
05 / 09Secure extensions that add the missing capability to the platforms your customers and teams already use.
06 / 09Research, product strategy, interface systems, prototypes, and testing that turn real workflows into usable products.
07 / 09Browser-native 3D and motion that gives digital products a distinct character without ignoring performance or accessibility.
08 / 09Proactive maintenance and operational support that keeps critical systems secure, observable, recoverable, and available.
09 / 09Selected work / 01
Selected work / 01
A clear, conversion-focused website for professional insulation solutions in the Netherlands.
Build something similar ↗Our promise
A custom visual system, designed around your company instead of a template.
Minimal dependencies, clear TypeScript, and maintainable components your team can understand.
Lean assets, paused offscreen media, and a production runtime that matches local development.
Client perspective
Rende Petersen
Petersen Civiele Techniek
“Extended Developments delivered exactly what I needed: direct communication, a strong result, and a team that understood the business behind the website.”
The people behind E|D
A Dutch digital studio combining strategy, interface design, software engineering, and specialist creative production.
Start a conversation
Tell us where your business loses time, clarity, or momentum. We will help determine what should be designed, connected, or rebuilt.
Prefer direct contact? info@extended-developments.com · +31 6 104 88 307
