Update options.md - Added 'Astounding' Project

docs/options.md

diff --git a/docs/options.md b/docs/options.md
index c3a9b6b..df0c828 100644
--- a/docs/options.md
+++ b/docs/options.md
@@ -256,3 +256,7 @@
 1. ScalaPB Validate
    * Website: https://scalapb.github.io/docs/validation
    * Extension: 1089
+   
+1. Astounding (Currently Private)
+   * Website: https://github.com/PbPipes/Astounding 
+   * Extension: 1090