diff --git a/extensions/fablabchemnitz/epilog_bbox_adjust.py b/extensions/fablabchemnitz/epilog_bbox_adjust.py
index edcfb9ba..2f10a55d 100644
--- a/extensions/fablabchemnitz/epilog_bbox_adjust.py
+++ b/extensions/fablabchemnitz/epilog_bbox_adjust.py
@@ -1,9 +1,17 @@
 #!/usr/bin/env python3
 
 '''
-This tool is a helper to adjust the document border including an offset value, which is added. 
+Extension for InkScape 1.0
+Features
+- This tool is a helper to adjust the document border including an offset value, which is added. 
 Sending vector data to Epilog Dashboard often results in trimmed paths. This leads to wrong geometry where the laser misses to cut them.
-So we add a default (small) amount of 0.05 doc units to expand the document's canvas
+So we add a default (small) amount of 1.0 doc units to expand the document's canvas
+
+Author: Mario Voigt / FabLab Chemnitz
+Mail: mario.voigt@stadtfabrikanten.org
+Date: 21.04.2021
+Last patch: 21.04.2021
+License: GNU GPL v3
 '''
 
 import inkex
diff --git a/extensions/fablabchemnitz/small_things_filter.py b/extensions/fablabchemnitz/small_things_filter.py
index 401719cf..917be980 100644
--- a/extensions/fablabchemnitz/small_things_filter.py
+++ b/extensions/fablabchemnitz/small_things_filter.py
@@ -1,5 +1,17 @@
 #!/usr/bin/env python3
 
+'''
+Extension for InkScape 1.0
+Features
+- Filter paths which are smaller than a given length or area
+
+Author: Mario Voigt / FabLab Chemnitz
+Mail: mario.voigt@stadtfabrikanten.org
+Date: 03.08.2020
+Last patch: 20.04.2021
+License: GNU GPL v3
+'''
+
 import inkex
 from inkex.bezier import csplength, csparea