diff --git a/.gitmodules b/.gitmodules
index c49c2f92..68595db4 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1094,3 +1094,6 @@
 [submodule "libraries/drivers/ina23x"]
 	path = libraries/drivers/ina23x
 	url = https://github.com/adafruit/Adafruit_CircuitPython_INA23x.git
+[submodule "libraries/helpers/stspin"]
+	path = libraries/helpers/stspin
+	url = https://github.com/adafruit/Adafruit_CircuitPython_STSPIN.git
diff --git a/docs/drivers.rst b/docs/drivers.rst
index 38bae8b8..e42f4010 100644
--- a/docs/drivers.rst
+++ b/docs/drivers.rst
@@ -101,6 +101,7 @@ Helpers for driving motors, servos, and steppers.
     EMC2101 Fan Controller and Temperature monitor (adafruit_emc2101) <https://docs.circuitpython.org/projects/emc2101/en/latest/>
     MotorKit (adafruit_motorkit) <https://docs.circuitpython.org/projects/motorkit/en/latest/>
     ServoKit (adafruit_servokit) <https://docs.circuitpython.org/projects/servokit/en/latest/>
+    STSPIN Stepper Motor Helper (adafruit_stspin) <https://docs.circuitpython.org/projects/stspin/en/latest/>
 
 Internet of Things Web Service Helpers
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/libraries/helpers/stspin b/libraries/helpers/stspin
new file mode 160000
index 00000000..c21bdb2b
--- /dev/null
+++ b/libraries/helpers/stspin
@@ -0,0 +1 @@
+Subproject commit c21bdb2b46a0b589f96bb920c276f3c846bc816d