Unified API Library for: Cloud Storage, Social Log-In, Social Interaction, Payment, Email, SMS, POIs, Video & Messaging. Included services are Dropbox, Google Drive, OneDrive, OneDrive for Business, Box, Egnyte, PayPal, Stripe, Google Places, Foursquare, Yelp, YouTube, Vimeo, Twitch, Facebook Messenger, Telegram, Line, Viber, Facebook, GitHub, Google+, LinkedIn, Slack, Twitter, Windows Live, Yahoo, Mailjet, Sendgrid, Twilio, Nexmo, Twizo.
Why do you think that https://github.com/agilie/dribbble-ios-sdk is a good alternative to CloudRail SI