main-branch (http://sylpheed.good-day.net) Hiroyuki Yamamoto claws-branch (http://sylpheed-claws.sourceforge.net) Hoa viet Dinh Match Grun Melvin Hadasht Christoph Hohmann Alfons Hoogervorst Darko Koruga Paul Mangan Carsten Schurig 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 Eric Limpens Paul Evans wwp Jeroen Versteeg Ravemax Jens Jahnke Thierry Godefroy Matthieu Dazy Jonathan Ware Yasumatsu Stefaan A Eeckels OSHIRO Naoki KAJIWARA Hironori IWANE Manrat Chobchuen Shimamoto "Neko" Tatsuya Jesse Skinner Willem van Engen Tobias Sandhaas Thomas Link Martin Pool Fredrik Olofssen Gustavo Noronha Silva Simon 'corecode' Schubert Dale P. Smith Yukihiro Nakai Watanabe Masaaki Noro Motonobu Ichimura Luca Rosellini Yasuzaki Masayoshi Stoyan Genov Jeremy Andrews Shawn Houston Alessandro Maestri Neill Miller Oliver Haertel Bob Forsman Ville Skyttä Fredrik Olofsson