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EasyFlow EasyFlow is a simple and lightweight Finite State Machine for Java. It helps to simplify and accelerate development of event-driven applications with heavy usage of asynchronous calls (Android applications in particular). It’s open source and hosted on GitHub.
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Restty is a command line tool for accessing RESTful JSON-based Web Services. It is easily configurable using simple and intuitive Active JSON templates. Restty supports Google Tasks API and Google URL Shortener API out of the box. It is a perfect tool for testing, scripting and exploring Web Services and APIs and it’s open source under Apache 2.0 license.