| GNU macro processor | |
| https://www.gnu.org/software/m4/m4.html | |
| m4-1.4.19-r2 | GPL-3 |
| download~alpha amd64 arm arm64 hppa ~ia64 ~loong ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris | gentoo |
| m4-1.4.16 | GPL-3 |
| downloadamd64 x86 | argent-main |