main-branch (http://sylpheed.good-day.net) Hiroyuki Yamamoto claws-branch (http://sylpheed-claws.sourceforge.net) Hoa viet Dinh Match Grun Christoph Hohmann Alfons Hoogervorst Darko Koruga Paul Mangan Sergey Vlasov Hiroyuki Yamamoto sylpheed-w32 (http://www.gnupg.org/cvs-access.html) Werner Koch user manuals Yoichi Imai (Japanese) Paul Kater (English) contributors (beside the above; based on Changelog) Alte Pierric Descamps Ohmasa Stephen Anthony HIRAMATSU Masami Jorge Van Hemelryck TAKANO Masahiro Tomita Mathias Intemann Chideok Hwang Marc Hoper David Mehrmann Setoh Yuuki NINOMIYA Suzuki Mio Ishihara Jason McCarver Martin Schaaf Sakamoto Hiramatu John E.P. Hynes Maki Takahashi Leandro Pereira Nishimura Yoichi Imai Tsutsui Yanase TOGAWA Higuchi Paul Rolland KUROSAWA NAKAGAWA HIROSHIMA Tanaka Hashimoto T. Yamamoto YAMAGUCHI Tomita Nishiyama Michihide Hotta Nishika shigeri Tajiri Kazunao Wakai Rodrigo Dias Arruda Senra Fabio Junior Beneditto Satoshi Nagayasu Jens Oberender Ricardo Mones Lastra Henrik Carlqvist Don Quijote David Looney