QFE is full-featured cross-platform FTN message editor with a graphical interface. It written on C++/Qt and does not depend on either KDE, Gnome or other window managers. All operations with FIDO message base use fidoconfig library from HUSKY project.
JAM is a popular messagebase format for storing Fidonet messages originally devised by Joaquim Homrighausen, Andrew Milner, Mats Birch and Mats Wallin. JAMLIB is a subroutine library for manipulating such messagebases.