http://kkg.ch We use tcl/tk and the following extensions in our power plant simulator. * [tko]::graph - curve dislay * tablelist - all sort of tables * [tko]::path - drawings, softpanel * sqlite - archiv * pdf4tcl - printing ****Instructor station**** [kkg_is] ****Display and animation of logic and process diagrams (path)**** [kkg_drw] ****Curve display, online, offline 2 xy axis pairs (graph)**** [kkg_graph] * Verification of simulation results * Online archiv with saving of all variable changes (up to 3000 variables and 250 ms) ****Softpanel replica of original hardware (path)**** [kkg_panel] * Overview of all panels on the simulator (path) [kkg_panel1] * Example panel display (path) * Including recorders and special displays * Can be used instead or side by side with hardpanel ****Core display (path)**** [kkg_core] * Display of current core values [EF] Am I understanding it right that you use a Tcl/Tk-based software to simulate the real functioning of the https://www.kkg.ch/fr/i/controle-commande-_content---1--1101.html%|%command and control system%|% of your nuclear plant (for educational purposes)? [RZ] No. I'm using tcl/tk for all graphical user interfaces. The simulator is a fullscope written in Fortran/C/C++. <> Company