How to save and load project
From WandoraWiki
Wandora project is a collection of layers and general Wandora settings. Project is saved with File > Save project top menu bar option. Project is loaded to Wandora with File > Load project option found in top menu bar. Wandora project's file extension is wpr.
Internal structure of Wandora project file
Wandora project file is a zip archive containing configuration file options.xml and layer folders layer0, layer1, layer2 etc. Each layer folder contains topic map file in XTM format of memory layers or XML configuration file of database layers. Topic map file is named topicmap.xtm and database configuration file is named dboptions.xml.