searchcode.com

searchcode is a free source code and documentation search engine. API documentation, code snippets and open source (free sofware) repositories are indexed and searchable.

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GrepCode

GrepCode.com is a code search engine built by developers for developers to search and browse open source Java projects.

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Codase

Codase is the leading source code search company with advanced source code understanding and xml index/search technologies. Rather than treating code as text, Codase...

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JExamples

Java examples in open source code. We search the java code of open source products to find the Java API examples you want to see. We also let you rate the examples so...

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