前スレ
NTEmacs スレッド 5
https://egg.5ch.net/test/read.cgi/software/1425826918/

GNU Emacs
https://www.gnu.org/software/emacs/

emacs-ime-patch
https://github.com/K-Arakawa/emacs-ime-patch
w32-imeadv
https://github.com/maildrop/w32-imeadv
Emulator of GNU Emacs IME patch for Windows (tr-ime)
https://github.com/trueroad/tr-emacs-ime-module
gnupack (cygwn + emacs package)
https://osdn.net/projects/gnupack/
GNU emacs(x64)
https://hp.vector.co.jp/authors/VA052357/emacs.html

Gitリポジトリ
https://savannah.gnu.org/git/?group=emacs
FAQ
https://www.gnu.org/software/emacs/manual/efaq-w32.html
EmacsWiki
https://www.emacswiki.org/
Mailing Lists
https://savannah.gnu.org/mail/?group_id=40

Bug Report
M-x report-emacs-bug RET