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@@ -17,3 +17,15 @@ See the [notes](notes)
 ## Future developments
 
 See the [future developments notes](future developments)
+
+## Developer notes
+
+- All the process is coded here, GUIs are present in the other projects.
+- Import/export/File renaming is the package io.
+- Package model for the data model.
+- Model.getState(): state of the model (exported, converted, etc.).
+  - Used to know if we are in the converter or not.
+  - Sequence of states: exported -> converted -> edited.
+- The C# addin has a similar model (some attributes and methods differ).
+- The process methods: treatment/modification of the model.
+- The Model class is in charge of the selection and could be put outside.
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