diff --git a/keywords.txt b/keywords.txt
new file mode 100644
index 0000000..cd632d0
--- /dev/null
+++ b/keywords.txt
@@ -0,0 +1,5 @@
+init485	KEYWORD2
+available485	KEYWORD2
+c_str	KEYWORD2
+get485message	KEYWORD2
+send485		KEYWORD2
diff --git a/library.properties b/library.properties
new file mode 100644
index 0000000..186158b
--- /dev/null
+++ b/library.properties
@@ -0,0 +1,9 @@
+name=SoftRS485
+version=1.0.0
+author=Stephan Richter
+maintainer=Stephan Richter
+sentence=RS485 Communication library
+paragraph=This library supports multi-master arbitration. It implements a software defined protocol, that allows collision avoidance and collistion detection allowing hassle free communication.
+category=Communication
+url=https://git.srsoftware.de/StephanRichter/SoftRS485
+architectures=*