1 files changed, 28 insertions, 0 deletions
diff --git a/misc/kerndiff/README.md b/misc/kerndiff/README.md
new file mode 100644
index 000000000..61a98ad4c
--- /dev/null
+++ b/misc/kerndiff/README.md
@@ -0,0 +1,28 @@
+# kerndiff
+
+Shows unified diff for kerning pairs in two font files.
+
+Accepts OTF, TTF and UFO fonts.
+
+Synopsis:
+
+```
+kerndiff.sh <font1> <font2>
+```
+
+Example:
+
+```
+kerndiff.sh Inter-UI-Regular-v2.4.otf src/Inter-UI-Regular.ufo
+--- Inter-UI-Regular-v2.4.otf  2018-08-30 19:16:47.000000000 -0700
++++ Inter-UI-Regular.ufo       2018-08-30 19:16:47.000000000 -0700
+@@ -35126,7 +35081,6 @@
+ /s /Ydieresis -149
+ /s /Ygrave -149
+ /s /Yhook -149
+-/s /a 0
++/s /a 8
+ /s /afii10026 -47
+ /s /b -47
+ /s /dagger -29
+```