Eclipse Web Tools Platform - Validation Framework

 The Eclipse Web Tools Platform (WTP) project extends the Eclipse platform with
 tools for developing Web and Java EE applications. It includes source and
 graphical editors for a variety of languages, wizards and built-in applications
 to simplify development, and tools and APIs to support deploying, running, and
 testing apps.
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 This package contains org.eclipse.wst.validation plugin.