@ngdoc overview
@name Developer Guide: Angular Services
@description

Services are a feature that angular brings to client-side web apps from the server side, where
services have been commonly used for a long time.  Services in angular apps are substitutable
objects that are wired together using {@link dev_guide.di dependency injection (DI)}. Services are
most often used with {@link dev_guide.di dependency injection}, also a key feature of angular apps.


## Related Topics

* {@link dev_guide.services.understanding_services Understanding Angular Services}
* {@link dev_guide.services.creating_services Creating Angular Services}
* {@link dev_guide.services.registering_services Registering Angular Services}
* {@link dev_guide.services.managing_dependencies Managing Service Dependencies}
* {@link dev_guide.services.injecting_controllers Injecting Services Into Conrollers}
* {@link dev_guide.services.testing_services Testing Angular Services}

## Related API

* {@link api/angular.module.ng Angular Service API}