elfutils

View patches

https://sourceware.org/elfutils/

https://sourceware.org/git/?p=elfutils.git

GNU Compiler Collection

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https://gcc.gnu.org/

https://gcc.gnu.org/git/gitweb.cgi?p=gcc.git

GNU Debugger

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https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git

GNU C Library (glibc)

View patches

http://www.gnu.org/software/libc/libc.html

https://sourceware.org/git/?p=glibc.git

GNU Guix

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http://git.savannah.gnu.org/cgit/guix.git

The ABI analysis library (libabigail)

View patches

https://sourceware.org/libabigail/

https://sourceware.org/git/?p=libabigail.git