Added a link to PowerGRR to Readme.md.
@@ -50,8 +50,12 @@ Server Features:
* Basic system timelining features.
* Basic reporting infrastructure.
+External tools working with GRR:
+ * [API client library in PowerShell](https://github.com/swisscom/PowerGRR) working on Windows, Linux and macOS for easy GRR automation and scripting, developed by Swisscom.
+
See [quickstart](https://github.com/google/grr-doc/blob/master/quickstart.adoc) to start using it.
+
Contact Us
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