Add link to ChaosKey and Vikings distributor

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/index.mdwn b/index.mdwn
index a7405f0224194cf0f45f9bc5dd291cf6a0681576..45fad8e6234794e6b9fa9f35552263c4701c7ea6 100644 (file)
--- a/index.mdwn
+++ b/index.mdwn
@@ -39,6 +39,10 @@ Altus Metrum products are available directly from
   * New Zealand
     * [Aerospace Education](http://www.rockets.co.nz)
 
+For ChaosKey, there is a distributor in Europe:
+
+  * [Vikings GmbH](https://store.vikings.net/libre-friendly-accessories)
+
 # Products #
 
 These products are available for purchase:
@@ -87,6 +91,9 @@ ideal altimeter for model rocket contests.
 provides an interface between [MicroPeak](MicroPeak/) and USB to
 download flight log data.
 
+* [ChaosKey](ChaosKey/)
+is a true hardware random number generator that connects over USB.
+
 The following product is available in limited quantity from time to time:
 
 * [TeleMini](TeleMini/)