CocoaPods trunk is moving to be read-only. Read more on the blog, there are 6 months to go.

libOpenInstallSDK 3.0.0

You want to add pod 'libOpenInstallSDK', '~> 3.0' similar to the following to your Podfile:

target 'MyApp' do
  pod 'libOpenInstallSDK', '~> 3.0'
end

Then run a pod install inside your terminal, or from CocoaPods.app.

Alternatively to give it a test run, run the command:

pod try libOpenInstallSDK

openinstall-ios-pod

openinstall's officially supported iOS SDK for pod. openinstall官方支持的iOS SDK pod。