The platform
Built like building blocks
A platform is something you can keep building on, including things that did not exist at the start. Six principles carry everything Lemmid does.
Built to change
Every part is reusable, flexible and extensible. What you build today still fits tomorrow: new wishes click onto existing bricks.
Human at the core
No ticket system, no queue. You talk to the builder, who knows your business. Technology serves the relationship, never the other way around.
Mobile first, cloud native
Your tools travel with you: from phone to big screen, nothing to install. Fixing something on the road is as easy as at the office.
Fast and secure
Served statically from a top-tier Dutch data centre. Engineered for the moment the spotlight hits.
No lock-in
Your content stays yours, on every platform. You can always leave, though few ever do.
Simple and timeless
No trends, no bloat. Software that quietly does its job, year in, year out.
The services
One platform, eight tools
Each tool does one thing well and works with the rest. This is what is in the box.








Showcase
Built on Lemmid
A sample of what runs on Lemmid, from a brown cafe to a world-famous club: each with a goal of its own and a story of its own.
For you
This is made for you
Your business changes. A second location, a new menu, a web shop, another season. The question is never whether change will come, but whether your tools will bend along or break.
Lemmid is built for exactly that. Every part is reusable, flexible and extensible, like building blocks that keep fitting. A website today, a booking form tomorrow, a second language or a whole shop next year: without starting over, without moving house.
And you are not on your own. Behind Lemmid sits no ticket queue but a builder who knows you and understands your business. Digital where it helps, human where it matters.
Read on
A bit of background
Short reads on the how and why.
FAQ
Asked and answered
What is Lemmid?
The platform willem.com uses to build digital things with customers that grow along: websites, web shops, forms, mail and management. One coherent toolset, continuously cared for.
Who is Lemmid for?
For entrepreneurs and organisations who want a digital partner rather than a one-off product: from restaurants to holiday homes, from clubs to clinics. When you grow, it grows along.
Where do I log in?
At lemmid.com: that domain is reserved for customers. That is where you find your editor, orders, statistics and more.
Am I locked in?
No. Your content stays yours and works on every platform and device. You can always leave; most customers stay because it works, not because they must.
On which devices does it work?
Everything is built mobile first and cloud native: phone, tablet and computer, nothing to install. See mobile first, cloud native.
How do I start?
With a conversation, not a form. Tell us what you do and where you want to go via willem.com, and we will see together what fits.
Who is behind Lemmid?
Willem Middelkoop of willem.com, builder of simple, strong, timeless software. Lemmid B.V. is based in Amsterdam. Lemmid is THE willem.com product.
What does 'Lemmid' mean?
Deliberately nothing: that way the name sounds the same everywhere in the world. Though there is a wink hidden inside. Read the name story.
Ready to start?
Let's talk
Customer? Your workspace is waiting at lemmid.com. Not yet? One good conversation is enough to know whether this fits.
Café BloemenBeppie
HartVaat.nl
Escape Amsterdam