diff --git a/Documantation.md b/Documantation.md
index 254ca70..9057820 100644
--- a/Documantation.md
+++ b/Documantation.md
@@ -8,6 +8,16 @@
 
 this will be reworked soon!
 
+## Used libraries and apis
+* JFoenix: https://github.com/jfoenixadmin/JFoenix
+* minimal-json: https://github.com/ralfstx/minimal-json
+* sqlite-jdbc: https://github.com/xerial/sqlite-jdbc
+* Apache commons io: https://commons.apache.org/proper/commons-io/
+* Apache commons logging: https://commons.apache.org/proper/commons-logging/
+* Apache commons codec: https://commons.apache.org/proper/commons-codec/
+* Apache Log4j 2: https://logging.apache.org/log4j/2.x/
+* Google Drive api libraries
+* zip4j
 
 ## coding style
 unfortunately there is no coding style yet