GNU Autoconf is a tool for producing configure scripts for building, installing and packaging software on computer systems where a Bourne shell is available.
Cost / License
- Free
- Open Source
Platforms
- Linux

xmake is described as 'Cross-platform build utility based on Lua. The project focuses on making development and building easier and provides many features (e.g package, install, plugin, macro, action, option, task' and is a Build System in the development category. There are more than 25 alternatives to xmake for a variety of platforms, including Linux, Windows, Mac, BSD and Snapcraft apps. The best xmake alternative is CMake, which is both free and Open Source. Other great apps like xmake are GNU Make, Maven, Gradle and Ant.
GNU Autoconf is a tool for producing configure scripts for building, installing and packaging software on computer systems where a Bourne shell is available.

Buck is a build system developed and used by Facebook. It encourages the creation of small, reusable modules consisting of code and resources, and supports a variety of languages on many platforms.

qmake is a tool from The Qt Company that helps simplify the build process for development project across different platforms. qmake automates the generation of Makefiles so that only a few lines of information are needed to create each Makefile.
Open source build system featuring multiplatform support, extremely fast full and incremental builds, cross-compilation for operating systems and bare metal, readable build files using a non-Turing complete DSL, and built-in dependency management.
GNU Automake is a programming tool that produces portable makefiles for use by the make program, used in compiling software.

PHing Is Not GNU make; it's a PHP project build system or build tool based on ?Apache Ant. You can do anything with it that you could do with a traditional build system like GNU make, and its use of simple XML build files and extensible PHP "task" classes make it...
Cake (C# Make) is a cross-platform build automation system with a C# DSL for tasks such as compiling code, copying files and folders, running unit tests, compressing files and building NuGet packages.

EBuild is a software project build, dependency management and reporting technology. The aim is to be able to tackle any build problem in a structured, declarative and elegant way. It is extensible via a plugin interface.
NAnt is a free .NET build tool. In theory it is kind of like make without make's wrinkles. In practice it's a lot like Ant.
Tup is a file-based build system for Linux, OSX, and Windows. It inputs a list of file changes and a directed acyclic graph (DAG), then processes the DAG to execute the appropriate commands required to update dependent files.
Task is a task runner / build tool that aims to be simpler and easier to use than, for example, GNU Make.