diff --git a/wpilibc/shared/include/interfaces/Accelerometer.h b/wpilibc/shared/include/interfaces/Accelerometer.h
new file mode 100644
index 0000000..528d120
--- /dev/null
+++ b/wpilibc/shared/include/interfaces/Accelerometer.h
@@ -0,0 +1,45 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2014. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in $(WIND_BASE)/WPILib.  */
+/*----------------------------------------------------------------------------*/
+#pragma once
+
+/**
+ * Interface for 3-axis accelerometers
+ */
+class Accelerometer {
+ public:
+  virtual ~Accelerometer() = default;
+
+  enum Range { kRange_2G = 0, kRange_4G = 1, kRange_8G = 2, kRange_16G = 3 };
+
+  /**
+   * Common interface for setting the measuring range of an accelerometer.
+   *
+   * @param range The maximum acceleration, positive or negative, that the
+   * accelerometer will measure.  Not all accelerometers support all ranges.
+   */
+  virtual void SetRange(Range range) = 0;
+
+  /**
+   * Common interface for getting the x axis acceleration
+   *
+   * @return The acceleration along the x axis in g-forces
+   */
+  virtual double GetX() = 0;
+
+  /**
+   * Common interface for getting the y axis acceleration
+   *
+   * @return The acceleration along the y axis in g-forces
+   */
+  virtual double GetY() = 0;
+
+  /**
+   * Common interface for getting the z axis acceleration
+   *
+   * @return The acceleration along the z axis in g-forces
+   */
+  virtual double GetZ() = 0;
+};
diff --git a/wpilibc/shared/include/interfaces/Gyro.h b/wpilibc/shared/include/interfaces/Gyro.h
new file mode 100644
index 0000000..8317ca5
--- /dev/null
+++ b/wpilibc/shared/include/interfaces/Gyro.h
@@ -0,0 +1,54 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2014. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in $(WIND_BASE)/WPILib.  */
+/*----------------------------------------------------------------------------*/
+#pragma once
+
+/**
+ * Interface for yaw rate gyros
+ */
+class Gyro {
+ public:
+  virtual ~Gyro() = default;
+
+  /**
+   * Calibrate the gyro by running for a number of samples and computing the
+   * center value. Then use the center value as the Accumulator center value for
+   * subsequent measurements. It's important to make sure that the robot is not
+   * moving while the centering calculations are in progress, this is typically
+   * done when the robot is first turned on while it's sitting at rest before
+   * the competition starts.
+   */
+  virtual void Calibrate() = 0;
+
+  /**
+   * Reset the gyro. Resets the gyro to a heading of zero. This can be used if
+   * there is significant drift in the gyro and it needs to be recalibrated
+   * after it has been running.
+   */
+  virtual void Reset() = 0;
+
+  /**
+   * Return the actual angle in degrees that the robot is currently facing.
+   *
+   * The angle is based on the current accumulator value corrected by the
+   * oversampling rate, the gyro type and the A/D calibration values. The angle
+   * is continuous, that is it will continue from 360 to 361 degrees. This
+   * allows algorithms that wouldn't want to see a discontinuity in the gyro
+   * output as it sweeps past from 360 to 0 on the second time around.
+   *
+   * @return the current heading of the robot in degrees. This heading is based
+   *         on integration of the returned rate from the gyro.
+   */
+  virtual float GetAngle() const = 0;
+
+  /**
+   * Return the rate of rotation of the gyro
+   *
+   * The rate is based on the most recent reading of the gyro analog value
+   *
+   * @return the current rate in degrees per second
+   */
+  virtual double GetRate() const = 0;
+};
diff --git a/wpilibc/shared/include/interfaces/Potentiometer.h b/wpilibc/shared/include/interfaces/Potentiometer.h
new file mode 100644
index 0000000..d52892d
--- /dev/null
+++ b/wpilibc/shared/include/interfaces/Potentiometer.h
@@ -0,0 +1,30 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2008. All Rights Reserved.
+ */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in $(WIND_BASE)/WPILib.  */
+/*----------------------------------------------------------------------------*/
+
+#ifndef INTERFACES_POTENTIOMETER_H
+#define INTERFACES_POTENTIOMETER_H
+
+#include "PIDSource.h"
+
+/**
+ * Interface for potentiometers.
+ */
+class Potentiometer : public PIDSource {
+ public:
+  virtual ~Potentiometer() = default;
+
+  /**
+   * Common interface for getting the current value of a potentiometer.
+   *
+   * @return The current set speed.  Value is between -1.0 and 1.0.
+   */
+  virtual double Get() const = 0;
+
+  virtual void SetPIDSourceType(PIDSourceType pidSource) override;
+};
+
+#endif