Hi Olav,
Which MCU are you planning to use? We would recommend you to download KSDK 1.3 which is the latest release.
The version will depend on the MCU to be used, you can see in the following table the devices supported on the mainline release and the standalone versions for the K82F and KV4x MCUs:

Hope it helps!
Best Regards,
Carlos Mendoza
Technical Support Engineer
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