diff --git a/README.md b/README.md
index 01529e3..237015c 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,14 @@
 
 > [kakushi (隠し) - being hidden; being concealed​][3]
 
+software confirmed working with kakushi:
+- [Fractal] (version 9)
+
+software not yet working:
+- [Seahorse]
+
 [1]: https://freedesktop.org/wiki/Specifications/secret-storage-spec/secrets-api-0.1.html
 [2]: https://himitsustore.org/
 [3]: https://jisho.org/word/%E9%9A%A0%E3%81%97
+[Fractal]: https://gitlab.gnome.org/World/fractal
+[Seahorse]: https://gitlab.gnome.org/GNOME/seahorse