Anima App - Design, get feedback, convert to code, publish, iterate.
Marvel - Turn sketches, mockups and designs into web, iPhone, iOS, Android and Apple Watch app prototypes.
Fluid for Sketch - Sketch plugin to make your responsive designs more efficient
CodePush - CodePush is a cloud service that enables Cordova and React Native developers to deploy mobile app updates directly to their users' devices.
Git Sketch Plugin - Version control for designers
Parse-Server - parse-server. Parse-compatible API server module for Node/Express. JS, 14271, 3819. parse-server-conformance-tests. Conformance tests for parse-server adapters.