Index: datasheet.html
===================================================================
--- datasheet.html	(revision 20664)
+++ datasheet.html	(revision 20665)
@@ -46,6 +46,18 @@
 	<td bgcolor="#ccccff"> import formats
 	<td bgcolor="#ddddff"> gEDA/gaf sch, gEDA/gaf netlist, EasyEDA netlist, dsn, edif, ipcd356, HP-GL, tEDAx
 <tr>
+	<td bgcolor="#ccccff"> data model: layers
+	<td bgcolor="#ddddff"> copper, silk, mask, paste, plated route/cut, unplated route/cut, arbitrary documentation/misc layers
+<tr>
+	<td bgcolor="#ccccff"> data model: padstacks
+	<td bgcolor="#ddddff"> holes, slots, blind/buried vias, different shape on different layers (including non-copper layers), arbitrary polygon shape
+<tr>
+	<td bgcolor="#ccccff"> data model: footprint
+	<td bgcolor="#ddddff"> any object and layer supported in footprint; rich metadata; option for run-time generated footprints
+<tr>
+	<td bgcolor="#ccccff"> data model: DRC
+	<td bgcolor="#ddddff"> named networks, rats nest, deliberate netlist changes + back annotation, logical and geometric drc checks
+<tr>
 	<td bgcolor="#ccccff"> export formats
 	<td bgcolor="#ddddff"> gerber, png, ps, svg, bom, xy, bboard, dsn, gcode, ipcd356, lpr, dxf, kicad old pcb format, tEDAx
 <tr>