Open Source - A wrapper program (around Ant) for automating builds. Developed for Java. Has a plugin architecture for e-mail notifications. Provides build results on a web interface.

Opus - A multiplatform make featuring dependency scanning, suffix-specific viewpaths, extended command and macro modifiers, CPP preprocessor directives, and iterators in the Make rule language.

Freeware - A make replacement that uses an XML description language instead of makefiles, and that executes build actions using Java objects instead of shell commands.

Freeware - Generates traditional Unix/Windows makefiles for C/C++ projects from manually created input files written in the CMake language.

Codefast - Contains many articles on software build topics such as problem scope, stakeholder design viewpoints, directory structures, architecture models, makefile generator tools and software build methods.