- 第三方域名证书支持
- 后台服务具有运行超过30秒能力
- 储备实例的能力，以减少应用程序加载的开销
- 数据库选择不同可用性VS延迟选择的能力
- 支持跨数据集映射的操作
- 数据存储的导入与导出
- 提高某些API的请求/响应大小限制
- 改进应用的监测和预警服务
- 支持浏览器推送(HTTP Push)
- 内建的OAuth & OpenID支持
http://code.google.com/intl/en/appengine/docs/roadmap.html
Features on Deck
- SSL for third-party domains
- Background servers capable of running for longer than 30s
- Ability to reserve instances to reduce application loading overhead
- Ability to select different availability vs. latency options for Datastore
- Support for mapping operations across datasets
- Datastore dump and restore facility
- Raise request/response size limits for some APIs
- Improved monitoring and alerting of application serving
- Support for Browser Push (Comet) communication
- Built-in support for OAuth & OpenID
...