Ember.js

Ember.js includes a best-in-class router supporting nested URLs, async data loading, dynamic segments, query parameters, and error substates.

A development environment with code generators, fast rebuilds, auto-reload, test runner, and simple production build commands.

A data access library that manages asynchronous relationships, multiple data sources, and keeps models up-to-date across the app.

Comes with a modern test harness generating tests for entities and supporting component to acceptance testing in the browser.

Uses the Glimmer rendering engine for fast template compilation and rendering, with performance improvements included in upgrades.

Follows a 6-week release cycle with straightforward minor version upgrades and codemods to automate codebase updates.

Hundreds of curated community addons extend functionality including state management, authentication, internationalization, and deployment.

Supports ES6 classes, arrow functions, decorators, and has great TypeScript integration with zero configuration.