libESMTP’s primary author is Brian Stafford <brian·stafford60﹫gmail·com>.
Support for verifying X.509 certificates was contributed by Pawel Salek.
Over time, particularly in libESMTP’s early development, many have reported and contributed bug-fixes for which I am grateful. Some are listed below; apologies to any who have been missed.
Bas ten Berge <sam·ten·berge﹫hccnet·nl>
Chris Richards <Chris·Richards﹫red-m·com>
Dmitry Maksyoma <dmaks﹫esphion·com>
Heikki Lindholm <heikki·lindholm﹫ipnetworks·fi>
Matthias Andree <matthias·andree﹫gmx·de>
Pawel Salek <pawsa﹫theochem·kth·se>
Ronald F. Guilmette
Thomas Deselaers <deselaers﹫gmail·com>