1 files changed, 21 insertions, 0 deletions
diff --git a/src/features/ss01-alt-digits.fea b/src/features/ss01-alt-digits.fea
new file mode 100644
index 000000000..54cf36599
--- /dev/null
+++ b/src/features/ss01-alt-digits.fea
@@ -0,0 +1,21 @@
+featureNames { name "Alternate digits"; };
+sub one by one.ss01;
+sub one.tf by one.tf.ss01;
+sub one.squared by one.ss01.squared;
+sub one.circled by one.ss01.circled;
+sub three by three.1;
+sub three.tf by three.1.tf;
+sub three.squared by three.1.squared;
+sub three.circled by three.1.circled;
+sub four by four.ss01;
+sub four.tf by four.tf.ss01;
+sub four.squared by four.ss01.squared;
+sub four.circled by four.ss01.circled;
+sub six by six.ss01;
+sub six.tf by six.tf.ss01;
+sub six.squared by six.ss01.squared;
+sub six.circled by six.ss01.circled;
+sub nine by nine.ss01;
+sub nine.tf by nine.tf.ss01;
+sub nine.squared by nine.ss01.squared;
+sub nine.circled by nine.ss01.circled;