diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..1afb369
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,19 @@
+root = true
+
+[*]
+trim_trailing_whitespace = true
+insert_final_newline = true
+charset = utf-8
+indent_style = tab
+indent_size = tab
+
+[*.{bash,sh}]
+end_of_line = lf
+
+[*.{markdown,md}]
+trim_trailing_whitespace = false
+
+[*.{tsv,tab}]
+indent_style = tab
+indent_size = tab
+trim_trailing_whitespace = false
diff --git a/irc/.editorconfig b/irc/.editorconfig
new file mode 100644
index 0000000..d81274d
--- /dev/null
+++ b/irc/.editorconfig
@@ -0,0 +1,6 @@
+root = false
+
+[*.bash]
+end_of_line = lf
+indent_style = space
+indent_size = 4
diff --git a/matrix/.editorconfig b/matrix/.editorconfig
new file mode 100644
index 0000000..2ae3ee1
--- /dev/null
+++ b/matrix/.editorconfig
@@ -0,0 +1,5 @@
+root = false
+
+[*.bash]
+indent_style = space
+indent_size = 2