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jRuby vs SpyFU

A side-by-side look at jRuby and SpyFU. For an in-depth review of either product, follow the links below.

jRuby

jRuby

Development

jRuby is an implementation of the Ruby programming language that runs on the Java virtual machine (JVM). It allows developers to use Ruby syntax and libraries while leveraging the performance, scalability, and enterprise features of Java.

rubyjvmdynamicobjectoriented
SpyFU

SpyFU

Online Services

SpyFU is a competitive intelligence tool that provides detailed keyword research and analysis to optimize SEO performance. It offers keyword suggestions, rankings data, paid search analysis, and site audit features.

keyword-researchseocompetitive-analysissite-audit

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