The official Retsly Node.js SDK by Retsly calls the Retsly API which provides access to Retsly's real state backend. It can be used to build robust realtime applications without a database. Currently, this is SDK version 2.
Fabric, Twitter's mobile development platform, has added deep linking capabilties thanks to a newly launched integration with Branch, a deep linking and attribution tool. Twitter launched Fabric in 2014 with the goal of helping developers more easily build robust mobile apps.