diff --git a/pages/linux.audio.md b/pages/linux.audio.md
index 591e5b0..b8b73b9 100644
--- a/pages/linux.audio.md
+++ b/pages/linux.audio.md
@@ -54,6 +54,11 @@ https://linuxmusicians.com/viewtopic.php?f=18&t=17472&start=30
 
 ### Plugins
 - recommended DSPs - https://wiki.linuxaudio.org/wiki/plug-ins
+
+#### ToolSets
+- https://calf-studio-gear.org/#filter
+- https://lsp-plug.in/
+
 #### LV2
 - https://lv2plug.in/pages/projects.html
 - https://drobilla.net/2019/11/11/lv2-the-good-bad-and-ugly.html