GTT-TECHNOLOGIES
We help you navigate in chemical space.
NEWS
Users' Meeting videos
The presentation recordings from our Users’ Meeting 2026 are now available online on our YouTube channel.
Explore user applications, compelling science, agentic coding and a glimpse of what’s next, with topics ranging from steelmaking and copper metallurgy to FactFlow, SysCAD and materials informatics.
Copper Smelting Flowsheets
Explore two approaches to modelling integrated copper smelting processes on our blog: ChemApp for Python and FactFlow provide flexible tools for flowsheet modelling and optimization, while ChemApp for SysCAD brings thermodynamic calculations into plant-wide process simulation.
Training & Courses
Complex problems require more than powerful software. We help you build the knowledge to get the most out of our tools.
FactSage Online Course → September 21-24, 2026
Calphad Optimizer → register your interest
ChemApp for Python → start anytime
THE GTT UNIVERSE
SOFTWARE
Use our software to analyze a wide variety of technical problems in metallurgy, energy conversion, materials design, or materials informatics. Increase your understanding to improve your product and your productivity!
DATA
The principle aim of our thermochemical data supply service is to satisfy our customers' needs for consistent, carefully assessed data of known quality in an easily usable form.
CONSULTING
With our consulting services you can reap the benefits of technical thermochemistry right away!