Ninja自己的技术栈

Frontend

HTML rendering (Freemarker)
JSON rendering / parsing (Jackson)
XML rendering / parsing (Jackson)

Stateful restful

Client side session / Authentication (ninja-session)
Flash scope (ninja-flash)

Core libraries

Injection support (Guice)
Multiple environment configuration (Ninja)
i18n for templates / in controllers (Ninja)
Lifecycle (Ninja)
Mail sending (Ninja)
Scheduler (Ninja)
Object validation - JSR 303 (Hibernate-validation)
Support library: (Google Guava)
Logging (slf4j and logback)

Relational data persistence

JPA (Hibernate)
Database migrations (Flyway)

Cache layer

Memcached
EhCache

Testing support

Mocked Tests (Mockito)
NinjaTest (Ninja)
NinjaDocTester (DocTester)
NinjaFluentLeniumTest (FluentLenium)

Deployment to live

Either as war in your favorite application container
Or in standalone mode as self executing jar package with a bundled Jetty.
In general synchronous programming style.

   

Ninja can easily be extended by modules. This page contains popular modules available for Ninja. Usually the linked pages contain a short description how to setup stuff:

Activity support - light-weight workflow and Business Process Management (BPM)
http://mortezaadi.github.io/ninja-activiti-module/

EBean RDBMS ORM support
https://github.com/ninjaframework/ninja-ebean

Google AppEngine Support
https://github.com/ninjaframework/ninja-appengine

Rythm templates
https://github.com/ninjaframework/ninja-rythm

Mustache templates
https://github.com/kpacha/ninja-mustache

Jade4Ninja (Jade) templates
https://github.com/mysu/jade4ninja

Rocker templates
https://github.com/fizzed/ninja-rocker

Hazelcast Cache Implementation
https://github.com/raptaml/ninja-hazelcast-embedded

MongoDB/Morphia Integration
https://github.com/bihe/ninja-mongodb