DOAP (Description of a Project) is an XML/RDF vocabulary to describe software projects, and in particular open source projects.

Property DOAP
codeRepository repository
programmingLanguage programming-language
runtimePlatform platform
downloadUrl download-page
installUrl download-mirror
operatingSystem os
softwareVersion release
author developer
contributor developer
keywords category
license license
publisher vendor
url homepage
maintainer maintainer
issueTracker bug-database
referencePublication blog