Add AUR link to readme

 README.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/README.md b/README.md
index ce7b0d1..4f31ea5 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,12 @@ window manger.
 - Scriptable configuration and control through a socket and separate
 binary, `riverctl`, like bspwm.
 
+## Packaging status
+
+River is available from the
+[AUR](https://aur.archlinux.org/packages/river-git/). Note that river
+is still pre-0.1.0 and may lack features you deem necessary.
+
 ## Building
 
 To compile river first ensure that you have the following dependencies