Atomiq
Atomiq Code Similarity Finder is a tool for developers to find and eliminate duplicate code. It is designed for .NET developers, but works equally well for developers of other languages and even web designers!
Checkstyle
Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. It automates the proce ...
SolidSDD - Duplicate Code Detector
SolidSDD - The Duplicate Code Detector is an application for finding and analyzing duplicate code (i.e., code clones) in C/C++ ...
CCFinder
AIST CCFinderX is a code-clone detector, which detects code clones (duplicated code fragments) from source files written in Ja ...
Simian
Identifies duplication in Java, C#, C, CPP, COBOL, JSP, HTML source code and even plain text files.