CocoaPods could not find compatible versions for pod "libsodium": In Podfile: libsodium (~> 1.0.20)

[niuniupeng941-spec]

CocoaPods could not find compatible versions for pod "libsodium":
In Podfile:
libsodium (~> 1.0.20)

[jedisct1]

If you really still want to use CoacoaPods, you should ask the maintainer of that package to update it, or create your own package.

Otherwise, check out swift-sodium.

[niuniupeng941-spec]

tks for your back.
use xcode can create my own package? and how to do it?