I am looking for cross-platform desktop app developer in [login to view URL]
Check this video
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The REST API is already available.
You need to:
-The wizard will need to read an xml (see attachment) file as input in order to configure its user interface options.
-The wizard must call a REST API in order to activate / deactivate a license.
-Upon activation, the wizard received a digitally signed xml file from the server.
-The signature of the signed xml file must be verified and then stored on the system.
* You dont need to create offline activation in video at this time,
This needs to run on a Mac most importantly but also on Windows and if it can be run on Linux, it will be good
Start your proposal with "Xamarin Pro"
9 freelancers are bidding on average $250 for this job
Xamarin Pro HI. I could do this with Avalon framework. But I must inform you that cross-platform UI will be not same for all OS due different platform. It will looks same, but not equal pixel by pixel.