QGIS Plugins planet
Exporting DWG to Shapefile doesn't include MText - Autodesk Community - AutoCAD Map 3D
Export data—ArcGIS Pro
FGDB export user defined property - Autodesk Community - Civil 3D
arcgis 10.3 - Exporting Labels to Annotations using ArcPy? - Geographic Information Systems Stack Exchange
Importing CAD Annotation
A quick tour of working with CAD data—ArcMap
Labels and annotations
ArcGIS Pro - Convert Label to Annotation - GIS to CAD