Cross Pollinating

Echobind

Consulting company that does Ember work

Communities Ember has stolen from

SproutCore

MVC
Based on Cocoa
Key Value observers for keeping data in sync
Computed properties
SproutCore 2.0 built by Yehuda Katz to support auto-updating templates
Renamed to Amber.js, then to Ember.js
Blog post about it on http://yehudakatz.com

Rails

Convention over configuration
Powerful tooling (ember-cli)
The router
"Happy Developer" functions, singularize, pluralize, visit, fillIn

React

One way bindings
Data down, actions up (unidirectional data flow)
Virtual DOM: in memory representation of DOM, diff DOM with VDOM, only rerender things that changed

Backbone.js

Lightweight
Small function names, model, afterModel, didRender

Communities that stole from Ember

React

React router

Angular

Angular router
Angular CLI

How Ember is shaping the community

Promises (ES6 style)
Web components
ES6
JSON api
TC 39 (next version of JavaScript), Ember core teams actively involved in proposals