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README.md

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 # sim-tlk
 Roadmap and Issues for sim.TLK cloud based system simulation
+
+sim.TLK is a commercial Plattform delivering Simulation as a Service.
+At [sim.tlk-energy.de](https://sim.tlk-energy.de/) you can get Demo access without registration needed.
+Our you sign up an get a 14 days free test license.
+
+## Functional Mock-up Interface (FMI)
+sim.TLK supports the open model exchange format [FMI](https://fmi-standard.org/).
+Models can be developed with FMI exporting tools like Dymola, OpenModelica or Simulink and uploaded to sim.TLK.
+
+## Deploy custom Web Apps
+With sim.TLK [customized simulation apps](https://tlk-energy.de/en/software/apps) can be deployed to websites.
+Use cases are branded tools for marketing and sales of technical products.