sdvel (structured development framework) separates release engineering from codebase configuration. It provides scripts that can perform software releases, and C macros and autoconf variables commonly used in managing releases.sdvel is free software released under the GPL license. Here are some key features of "sdvel": · Verifying all released files have been tagged correctly.The SCM repository is contacted for this verification. · Verifying all files include the appropriate copyright licence. · Executing additional verification check scripts. · Manually specifying the list of files that should be included or excluded from a source release file. · Producing ChangeLog files or a Version Decsription Document.