Separatista is an effort to create a toolbox for creating and editing SEPA documents. MT940 structured documents are supported too, but these are not part of the SEPA specification.
Separatista is a free and open source project, released under the GNU Public Licence Version 3
The current toolbox consists of the following libraries:
Documentation is now live, checkout: http://doc.separatista.eu
Separatista is written in C++. The source code is hosted on GitHub. The repository is found at: http://github.com/zwartetoorts/separatista
There's a SourceForge project page also: https://sourceforge.net/projects/separatista/
Download Windows 32 bits Separatista COM Control installer here (1.65 MiB, 6M ago, 64 downloads)