ふりがなインジェクター - Nanoszenie furigany - 振假名植入器 - حاقن الفوريغانا
Feel free to fork any code here if you'd like to make a replacement.
~N.b. the Furigana Inserter fork is still alive and well.~ Furigana Inserter seems to be gone, but there are several more furigana-inserting addons in chrome and firefox these days.
udonmai-san has built the furigana*server on MacOSX, so that he can run it all locally on his desktop/laptop.
His github of his own version is at https://github.com/udonmai/furigana-injector/. The instructions of his changes are on the following wiki page: Udonmai_MacOSX_build.
a Mozilla Firefox and Google Chrome extension that inserts furigana for kanji words.
It was the sum of these parts:
If you want to contact the developer you may freely email him at akira.kurogane at gmail. If you want to use the server program as a localhost service you will have to compile for yourself, so experienced C++ project builders only thanks.
Thanks to Erii-san (Italy), Philippe-san (France), Daniel (Germany), Konrad (Poland), Andre (Brazil), Ahmad (Lebanon), Kayo (Japan), Ji-Hyuk (Korea), CC Fan (Chinese), Nesukun (Spain) and Carmen (Dutch) for their localizations!