Tools for engineers.
Click to open01 /Tesibion directions
From code
to machine.
Eight directions in industrial engineering. Pick one on the screen.
Start with PLC WebPLC Web is live.
Other directions are evolving or on the roadmap.
01 / PROGRAMMING
PLC Web
Control programs.
Right in your browser.
Build function block diagrams, check the logic and work with your projects.
Live platform Open PLC Web Discuss this direction
02 /About Tesibion
Code. Model.
Machine.
We develop software for industrial engineering. Starting with PLC Web — a workspace for programming controllers in your browser.
Next: tools for simulation, mechanical design and working together.
Meet PLC WebOur Story
Inspired by the origins of automation.
Our name pays tribute to Ctesibius of Alexandria (Κτησίβιος), a Greek engineer of the 3rd century BCE. His work in hydraulics, pneumatics and mechanical regulation helped lay the foundations for automatic control.
At TESIBION, we carry that spirit of engineering curiosity forward through modern software for industrial automation.
Our journey begins with PLC Web.

An imagined scene from a 1547 woodcut, not a contemporary portrait.
Walther Hermann Ryff · Deutsche Fotothek · Public domainGeography
European focus.
International connections.
The EU and Balkans are Tesibion’s core focus. The UAE is a separate direction. Select a region to learn more.
Collaboration directions, not office locations.

European Union
Core focusThe 27 EU countries are the core focus of Tesibion’s development.
Discuss a project ↗




The map shows our focus and development plans, not a list of active projects. Work on a specific task depends on the product, counterparty and applicable EU and US requirements.
All EU countries · 27
Balkans · former Yugoslavia
Photography & map
Photographs resized and converted to WebP. Responsive display may crop the frame.
03 /Contact
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