Building your own MTA from the
python-slimta building blocks is great, but
it’s not for everyone. This guide walks you through setting up and configuring
slimta application, which glues together all the pieces with easy-to-use
The configuration files are YAML files interpreted with the PyYAML library, which provides a great combination of convenience and readability. Config data is organized with keys (mappings) and lists, with extra features like file inclusion. The included sample configs use this feature, as a reference.