Angular 5.0.0-beta.0 和 4.3.1 已发布，Angular 5.0.0-beta.0 也是 Angular 的首个 beta 版。
Angular 5.0.0-beta.0 主要是 bug 的修复和新功能的添加，详细如下：
功能
animations: 支持使用 :increment 和 :decrement 转换别名
upgrade: 传输 NgModelController 的触摸状态
upgrade: 支持延迟加载 Angular 模块到 AngularJS app
Bug 修复
animations: always camelcase style property names that contain auto styles
animations: capture cancelled animation styles within grouped animations
animations: do not crash animations if a nested component fires CD during CD
animations: make sure @.disabled works in non-animation components
common: send flushed body as error instead of null
compiler: ensure jit external id arguments names are unique
compiler-cli: don't generate empty when extracting xliff
platform-server: provide XhrFactory for HttpClient
router: canDeactivate guards should run from bottom to top
router: should navigate to the same url when config changes
router: should run resolvers for the same route concurrently
router: terminal route in custom matcher
upgrade: allow accessing AngularJS injector from downgraded module
4.3.1 更新内容：
Bug 修复
animations: always camelcase style property names that contain auto styles
animations: capture cancelled animation styles within grouped animations
animations: do not crash animations if a nested component fires CD during CD
animations: make sure @.disabled works in non-animation components
common: send flushed body as error instead of null
compiler: ensure jit external id arguments names are unique
compiler-cli: don't generate empty when extracting xliff
platform-server: provide XhrFactory for HttpClient
router: canDeactivate guards should run from bottom to top
router: should navigate to the same url when config changes
router: should run resolvers for the same route concurrently
router: terminal route in custom matcher
软件详情：https://github.com/angular/angular/blob/master/CHANGELOG.md
下载地址：https://github.com/angular/angular/releases/
来自:开源中国社区
