diff --git a/journal/2021-03-21.md b/journal/2021-03-21.md
index 9264f5cc3..6e762709a 100644
--- a/journal/2021-03-21.md
+++ b/journal/2021-03-21.md
@@ -16,6 +16,7 @@
 - [[dima]]
 - [[flourish]]
 - [[rfc]]
+- [[tree style tabs]]
 - [[joshua]]
 - [[c2]]
 - Edited:
diff --git a/tree-style-tab.md b/tree-style-tab.md
new file mode 100644
index 000000000..f7737c484
--- /dev/null
+++ b/tree-style-tab.md
@@ -0,0 +1,10 @@
+# tree style tab
+
+- a [[web extension]]
+  - [[go]] https://addons.mozilla.org/en-US/firefox/addon/tree-style-tab/
+  - by [[pyro]]
+
+
+[//begin]: # "Autogenerated link references for markdown compatibility"
+[go]: go "Go"
+[//end]: # "Autogenerated link references"
\ No newline at end of file
diff --git a/tree-style-tabs.md b/tree-style-tabs.md
new file mode 100644
index 000000000..e45c4b812
--- /dev/null
+++ b/tree-style-tabs.md
@@ -0,0 +1,4 @@
+# tree style tabs
+
+- [[pull]] [[tree style tab]]
+