diff --git a/doc/contextdiagramm.dia b/doc/contextdiagramm.dia
new file mode 100644
index 0000000..31857f9
Binary files /dev/null and b/doc/contextdiagramm.dia differ
diff --git a/doc/contextdiagramm.png b/doc/contextdiagramm.png
new file mode 100644
index 0000000..8594d20
Binary files /dev/null and b/doc/contextdiagramm.png differ
diff --git a/doc/docu.odt b/doc/docu.odt
new file mode 100644
index 0000000..bde0c51
Binary files /dev/null and b/doc/docu.odt differ
diff --git a/doc/planung.ods b/doc/planung.ods
new file mode 100644
index 0000000..ccbb733
Binary files /dev/null and b/doc/planung.ods differ
diff --git a/doc/sw_layers.dia b/doc/sw_layers.dia
new file mode 100644
index 0000000..232a8cf
Binary files /dev/null and b/doc/sw_layers.dia differ
diff --git a/doc/sw_layers.png b/doc/sw_layers.png
new file mode 100644
index 0000000..aca4fdf
Binary files /dev/null and b/doc/sw_layers.png differ