These iOS framework bundles were obtained from Cocoapods:

https://cocoapods.org/pods/Fabric
https://cocoapods.org/pods/Crashlytics

Podspec references:

https://github.com/CocoaPods/Specs/blob/master/Specs/Fabric/1.6.11/Fabric.podspec.json
https://github.com/CocoaPods/Specs/blob/master/Specs/Crashlytics/3.8.5/Crashlytics.podspec.json

Framework package ZIPs:

https://kit-downloads.fabric.io/cocoapods/fabric/1.7.2/fabric.zip
https://kit-downloads.fabric.io/cocoapods/crashlytics/3.9.3/crashlytics.zip