Added links to Armijn's original repository and to the related OSADL Web page

README.md

-This is OSADL's fork of armijnhemel's compliance-scripts/elfgraphs
+# Overview
 
-This directory has scripts to create linking graphs for ELF files. For
-background information either skip to the end of this file or read:
-
-https://lwn.net/Articles/548216/
+This is OSADL's fork of armijnhemel's
+[compliance-scripts/elfgraphs](https://github.com/armijnhemel/compliance-scripts/tree/master/elfgraphs)
 
-The scripts can output in several formats. Currently supported:
+This directory has scripts to create linking graphs for ELF files. For
+background information either skip to the end of this file or read [this LWN
+article](https://lwn.net/Articles/548216/). The program can output in several
+formats. Currently supported:
 
 * cypher - for Neo4j, see below example
 * gexf - for Gephi
@@ -34,6 +35,10 @@ Copyright 2018-2019 - Armijn Hemel
 
 Copyright 2021 - Open Source Automation Development Lab (OSADL) eG, author Carsten Emde
 
+# Homepage
+
+[Get link dependency among files: Callgraph](https://www.osadl.org/?id=3619)
+
 # Command line syntax
 
 * Usage