There are a number of extensions to Objectify developed by third-parties:

• Spring
• Gaelyk and Groovy
• Play Framework
• Full Text Search
• Typesafe Query Class Generator

Spring

The objectify-appengine-spring plugin integrates Objectify with Spring, providing automatic classpath scanning.

http://code.google.com/p/objectify-appengine-spring/

Gaelyk and Groovy

This is a plugin that provides support for Objectify in Gaelyk applications. Gaelyk is a toolkit for using Groovy on Appengine.

http://code.google.com/p/gaelyk-objectify-plugin/

Play Framework

A plugin which integrates Objectify with the Play framework:

http://code.google.com/p/play-framework-objectify/

Full Text Search

This is a sample application that provides fulltext search using Objectify:

http://code.google.com/p/fulltext-search-in-objectify/

Typesafe Query Class Generator

This program generates concrete, typesafe java classes that let you query for entities without relying on text strings to identify fields. For example, you would use filterByColor("red") instead of filter("color", "red").

http://code.google.com/p/objectify-query/