Hello, I don't fully understand whether you want to use GSL in a closed-source app? The answer to that is no, as GSL is released under the GPL.
If your app has a GPL-compatible license, then you can use GSL as you wish. Best, Patrick On 1/13/21 1:26 PM, Haris Ali wrote: > Hi, > > I was curious if it's possible to purchase a commercial license to use GSL > in a public application in the app store. If so, how much would it cost? > > Thank you,