diff --git a/.gitignore b/.gitignore
index 10c4fbb8c..5d9414c77 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,5 @@
 # Parts database
 parts.db
+
+# macOS
+.DS_Store
diff --git a/core/US-100_ultrasonic-distance-sensor.fzp b/core/US-100_ultrasonic-distance-sensor.fzp
new file mode 100644
index 000000000..367674e48
--- /dev/null
+++ b/core/US-100_ultrasonic-distance-sensor.fzp
@@ -0,0 +1,150 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<module referenceFile="US-100.fzp" moduleId="US-100" fritzingVersion="0.9.6">
+  <author>Moritz Kanemeier</author>
+  <version>1</version>
+  <title>US-100 Ultrasonic Distance Sensor</title>
+  <url>https://www.adafruit.com/product/4019</url>
+  <label>SEN</label>
+  <date>2021-05-06</date>
+  <description>
+    Ultrasonic distance sensor with a detection range of 2cm to 450cm and an
+    operating voltage range of 2.4V to 5V.
+  </description>
+  <tags>
+    <tag>us-100</tag>
+    <tag>ultrasonic</tag>
+    <tag>distance sensor</tag>
+    <tag>range</tag>
+    <tag>ultrasonic distance sensor</tag>
+  </tags>
+  <properties>
+    <property name="family">distance sensor</property>
+    <property name="type">ultrasonic distance sensor</property>
+    <property name="variant">US-100</property>
+  </properties>
+  <views>
+    <iconView>
+      <layers image="icon/US-100_ultrasonic-distance-sensor_icon.svg">
+        <layer layerId="icon" />
+      </layers>
+    </iconView>
+    <breadboardView>
+      <layers
+        image="breadboard/US-100_ultrasonic-distance-sensor_breadboard.svg"
+      >
+        <layer layerId="breadboard" />
+      </layers>
+    </breadboardView>
+    <schematicView>
+      <layers image="schematic/US-100_ultrasonic-distance-sensor_schematic.svg">
+        <layer layerId="schematic" />
+      </layers>
+    </schematicView>
+    <pcbView>
+      <layers image="pcb/US-100_ultrasonic-distance-sensor_pcb.svg">
+        <layer layerId="copper0" />
+        <layer layerId="copper1" />
+        <layer layerId="silkscreen" />
+      </layers>
+    </pcbView>
+  </views>
+  <connectors>
+    <connector type="male" id="connector0" name="VCC">
+      <description>VCC</description>
+      <views>
+        <breadboardView>
+          <p svgId="connector0pin" layer="breadboard" />
+        </breadboardView>
+        <schematicView>
+          <p
+            svgId="connector0pin"
+            layer="schematic"
+            terminalId="connector0terminal"
+          />
+        </schematicView>
+        <pcbView>
+          <p svgId="connector0pad" layer="copper0" />
+          <p svgId="connector0pad" layer="copper1" />
+        </pcbView>
+      </views>
+    </connector>
+    <connector type="male" id="connector1" name="TRIG">
+      <description>Trig/Tx</description>
+      <views>
+        <breadboardView>
+          <p svgId="connector1pin" layer="breadboard" />
+        </breadboardView>
+        <schematicView>
+          <p
+            svgId="connector1pin"
+            layer="schematic"
+            terminalId="connector1terminal"
+          />
+        </schematicView>
+        <pcbView>
+          <p svgId="connector1pad" layer="copper0" />
+          <p svgId="connector1pad" layer="copper1" />
+        </pcbView>
+      </views>
+    </connector>
+    <connector type="male" id="connector2" name="ECHO">
+      <description>Echo/Rx</description>
+      <views>
+        <breadboardView>
+          <p svgId="connector2pin" layer="breadboard" />
+        </breadboardView>
+        <schematicView>
+          <p
+            svgId="connector2pin"
+            layer="schematic"
+            terminalId="connector2terminal"
+          />
+        </schematicView>
+        <pcbView>
+          <p svgId="connector2pad" layer="copper0" />
+          <p svgId="connector2pad" layer="copper1" />
+        </pcbView>
+      </views>
+    </connector>
+    <connector type="male" id="connector3" name="GND">
+      <description>GND</description>
+      <views>
+        <breadboardView>
+          <p svgId="connector3pin" layer="breadboard" />
+        </breadboardView>
+        <schematicView>
+          <p
+            svgId="connector3pin"
+            layer="schematic"
+            terminalId="connector3terminal"
+          />
+        </schematicView>
+        <pcbView>
+          <p svgId="connector3pad" layer="copper0" />
+          <p svgId="connector3pad" layer="copper1" />
+        </pcbView>
+      </views>
+    </connector>
+    <connector type="male" id="connector4" name="GND-2">
+      <description>GND</description>
+      <views>
+        <breadboardView>
+          <p svgId="connector4pin" layer="breadboard" />
+        </breadboardView>
+        <schematicView>
+          <p svgId="connector4pin" layer="schematic" hybrid="yes" />
+        </schematicView>
+        <pcbView>
+          <p svgId="connector4pad" layer="copper0" />
+          <p svgId="connector4pad" layer="copper1" />
+        </pcbView>
+      </views>
+    </connector>
+  </connectors>
+  <buses>
+    <bus id="bus0">
+      <nodeMember connectorId="connector3" />
+      <nodeMember connectorId="connector4" />
+    </bus>
+  </buses>
+</module>
diff --git a/svg/core/breadboard/US-100_ultrasonic-distance-sensor_breadboard.svg b/svg/core/breadboard/US-100_ultrasonic-distance-sensor_breadboard.svg
new file mode 100644
index 000000000..b1ed8d0f9
--- /dev/null
+++ b/svg/core/breadboard/US-100_ultrasonic-distance-sensor_breadboard.svg
@@ -0,0 +1,149 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  version="1.2"
+  baseProfile="tiny"
+  width="44mm"
+  height="26mm"
+  viewBox="0 0 44 26"
+>
+  <g id="breadboard" transform="translate(22,0)">
+    <g display="none" class="def">
+      <!-- hack to get around the limitation of "def" being unsupported for svg export in Fritzing -->
+      <radialGradient id="membraneGradient">
+        <stop stop-color="#ccc" offset="0.0" />
+        <stop stop-color="#ddd" offset="0.5" />
+        <stop stop-color="#bbb" offset="1.0" />
+      </radialGradient>
+      <radialGradient id="tubeGradient">
+        <stop stop-color="#ccc" offset="0.8" />
+        <stop stop-color="#fff" offset="0.9" />
+        <stop stop-color="#ccc" offset="1.0" />
+      </radialGradient>
+      <g id="us_tube" stroke="none" fill="none">
+        <circle cx="0" cy="0" r="8.5" stroke="#fff" stroke-width="0.2" />
+        <circle cx="0" cy="0" r="8" fill="url(#tubeGradient)" />
+        <circle cx="0" cy="0" r="6.5" fill="#404040" />
+        <circle cx="0" cy="0" r="5" fill="#999999" />
+        <circle cx="0" cy="0" r="3.5" fill="url(#membraneGradient)" />
+        <circle cx="0" cy="0" r="6.5" fill="url(#grid)" />
+        <path
+          d="M-6.5,-0.0V0.0 M-6.0,-2.4V2.4 M-5.5,-3.4V3.4 M-5.0,-4.1V4.1 M-4.5,-4.6V4.6 M-4.0,-5.1V5.1 M-3.5,-5.4V5.4 M-3.0,-5.7V5.7 M-2.5,-6.0V6.0 M-2.0,-6.1V6.1 M-1.5,-6.3V6.3 M-1.0,-6.4V6.4 M-0.5,-6.4V6.4 M0.0,-6.5V6.5 M0.5,-6.4V6.4 M1.0,-6.4V6.4 M1.5,-6.3V6.3 M2.0,-6.1V6.1 M2.5,-6.0V6.0 M3.0,-5.7V5.7 M3.5,-5.4V5.4 M4.0,-5.1V5.1 M4.5,-4.6V4.6 M5.0,-4.1V4.1 M5.5,-3.4V3.4 M6.0,-2.4V2.4
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+          stroke="#000"
+          stroke-width="0.03"
+          stroke-linecap="none"
+        />
+      </g>
+    </g>
+    <path
+      d="
+        M-22,0 L22,0 L22,20 L-22,20
+        M 20, 1.25 a 0.75,0.75 0 1,0 1.5,0 a 0.75,0.75 0 1,0 -1.5,0
+        M -21.5, 18.75 a 0.75,0.75 0 1,0 1.5,0 a 0.75,0.75 0 1,0 -1.5,0
+      "
+      fill="#00A63D"
+    />
+
+    <g font-family="Droid Sans" fill="#fff" text-anchor="middle">
+      <text x="-21.5" y="2" font-size="2" text-anchor="start">US-100</text>
+      <text font-family="OCRA" x="0" y="6.5" font-size="2.7">
+        Y401
+      </text>
+      <text x="-19.5" y="19" font-size="4">T</text>
+      <text x="19.5" y="19" font-size="4">R</text>
+    </g>
+
+    <g transform="translate(0, 0.75)">
+      <rect
+        x="-5"
+        y="0"
+        rx="1.5"
+        width="10"
+        height="3"
+        fill="#ccc"
+        stroke="#aaa"
+        stroke-width="0.5"
+      />
+      <text
+        font-family="OCRA"
+        x="0"
+        y="2.3"
+        font-size="2"
+        fill="#aaa"
+        text-anchor="middle"
+      >
+        3.200
+      </text>
+    </g>
+
+    <use href="#us_tube" transform="translate(-11.5, 10)" />
+    <use href="#us_tube" transform="translate(11.5, 10)" />
+
+    <g
+      fill="#8C8C8C"
+      transform="translate(-5.08,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector0pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        VCC
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(-2.54,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector1pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        Trig/Tx
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(0,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector2pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        Echo/Rx
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(2.54,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector3pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        GND
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(5.08,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector4pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        GND
+      </text>
+    </g>
+  </g>
+</svg>
diff --git a/svg/core/icon/US-100_ultrasonic-distance-sensor_icon.svg b/svg/core/icon/US-100_ultrasonic-distance-sensor_icon.svg
new file mode 100644
index 000000000..b1ed8d0f9
--- /dev/null
+++ b/svg/core/icon/US-100_ultrasonic-distance-sensor_icon.svg
@@ -0,0 +1,149 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  version="1.2"
+  baseProfile="tiny"
+  width="44mm"
+  height="26mm"
+  viewBox="0 0 44 26"
+>
+  <g id="breadboard" transform="translate(22,0)">
+    <g display="none" class="def">
+      <!-- hack to get around the limitation of "def" being unsupported for svg export in Fritzing -->
+      <radialGradient id="membraneGradient">
+        <stop stop-color="#ccc" offset="0.0" />
+        <stop stop-color="#ddd" offset="0.5" />
+        <stop stop-color="#bbb" offset="1.0" />
+      </radialGradient>
+      <radialGradient id="tubeGradient">
+        <stop stop-color="#ccc" offset="0.8" />
+        <stop stop-color="#fff" offset="0.9" />
+        <stop stop-color="#ccc" offset="1.0" />
+      </radialGradient>
+      <g id="us_tube" stroke="none" fill="none">
+        <circle cx="0" cy="0" r="8.5" stroke="#fff" stroke-width="0.2" />
+        <circle cx="0" cy="0" r="8" fill="url(#tubeGradient)" />
+        <circle cx="0" cy="0" r="6.5" fill="#404040" />
+        <circle cx="0" cy="0" r="5" fill="#999999" />
+        <circle cx="0" cy="0" r="3.5" fill="url(#membraneGradient)" />
+        <circle cx="0" cy="0" r="6.5" fill="url(#grid)" />
+        <path
+          d="M-6.5,-0.0V0.0 M-6.0,-2.4V2.4 M-5.5,-3.4V3.4 M-5.0,-4.1V4.1 M-4.5,-4.6V4.6 M-4.0,-5.1V5.1 M-3.5,-5.4V5.4 M-3.0,-5.7V5.7 M-2.5,-6.0V6.0 M-2.0,-6.1V6.1 M-1.5,-6.3V6.3 M-1.0,-6.4V6.4 M-0.5,-6.4V6.4 M0.0,-6.5V6.5 M0.5,-6.4V6.4 M1.0,-6.4V6.4 M1.5,-6.3V6.3 M2.0,-6.1V6.1 M2.5,-6.0V6.0 M3.0,-5.7V5.7 M3.5,-5.4V5.4 M4.0,-5.1V5.1 M4.5,-4.6V4.6 M5.0,-4.1V4.1 M5.5,-3.4V3.4 M6.0,-2.4V2.4
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+          stroke="#000"
+          stroke-width="0.03"
+          stroke-linecap="none"
+        />
+      </g>
+    </g>
+    <path
+      d="
+        M-22,0 L22,0 L22,20 L-22,20
+        M 20, 1.25 a 0.75,0.75 0 1,0 1.5,0 a 0.75,0.75 0 1,0 -1.5,0
+        M -21.5, 18.75 a 0.75,0.75 0 1,0 1.5,0 a 0.75,0.75 0 1,0 -1.5,0
+      "
+      fill="#00A63D"
+    />
+
+    <g font-family="Droid Sans" fill="#fff" text-anchor="middle">
+      <text x="-21.5" y="2" font-size="2" text-anchor="start">US-100</text>
+      <text font-family="OCRA" x="0" y="6.5" font-size="2.7">
+        Y401
+      </text>
+      <text x="-19.5" y="19" font-size="4">T</text>
+      <text x="19.5" y="19" font-size="4">R</text>
+    </g>
+
+    <g transform="translate(0, 0.75)">
+      <rect
+        x="-5"
+        y="0"
+        rx="1.5"
+        width="10"
+        height="3"
+        fill="#ccc"
+        stroke="#aaa"
+        stroke-width="0.5"
+      />
+      <text
+        font-family="OCRA"
+        x="0"
+        y="2.3"
+        font-size="2"
+        fill="#aaa"
+        text-anchor="middle"
+      >
+        3.200
+      </text>
+    </g>
+
+    <use href="#us_tube" transform="translate(-11.5, 10)" />
+    <use href="#us_tube" transform="translate(11.5, 10)" />
+
+    <g
+      fill="#8C8C8C"
+      transform="translate(-5.08,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector0pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        VCC
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(-2.54,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector1pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        Trig/Tx
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(0,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector2pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        Echo/Rx
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(2.54,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector3pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        GND
+      </text>
+    </g>
+    <g
+      fill="#8C8C8C"
+      transform="translate(5.08,20)"
+      font-family="OCRA"
+      font-size="1"
+    >
+      <rect x="-0.75" y="-2" rx="0.25" width="1.5" height="1.5" />
+      <rect x="-0.375" y="0" width="0.75" height="6" />
+      <rect x="-0.375" y="5.25" width="0.75" height="0.75" id="connector4pin" />
+      <text fill="#fff" transform="translate(0.4,-2.2) rotate(-90)">
+        GND
+      </text>
+    </g>
+  </g>
+</svg>
diff --git a/svg/core/pcb/US-100_ultrasonic-distance-sensor_pcb.svg b/svg/core/pcb/US-100_ultrasonic-distance-sensor_pcb.svg
new file mode 100644
index 000000000..2f871cd3a
--- /dev/null
+++ b/svg/core/pcb/US-100_ultrasonic-distance-sensor_pcb.svg
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  version="1.2"
+  baseProfile="tiny"
+  width="1.800in"
+  height="0.700in"
+  viewBox="0 0 1800 700"
+>
+  <g id="silkscreen" stroke="#000000" fill="none" stroke-width="10" transform="translate(900,0)">
+    <rect x="-250" y="80" width="500" height="80" />
+    <rect x="-865" y="160" width="1730" height="40" />
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diff --git a/svg/core/schematic/US-100_ultrasonic-distance-sensor_schematic.svg b/svg/core/schematic/US-100_ultrasonic-distance-sensor_schematic.svg
new file mode 100644
index 000000000..0d83435f0
--- /dev/null
+++ b/svg/core/schematic/US-100_ultrasonic-distance-sensor_schematic.svg
@@ -0,0 +1,161 @@
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+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  version="1.2"
+  baseProfile="tiny"
+  width="0.71in"
+  height="0.31in"
+  viewBox="0 0 710 310"
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+    id="schematic"
+    fill="none"
+    stroke="none"
+    stroke-width="10"
+    stroke-linecap="round"
+    font-family="DroidSans"
+    transform="translate(105, 5)"
+  >
+    <rect x="0" y="0" width="500" height="300" stroke="#000" />
+    <text x="250" y="170" font-size="59" fill="#000" text-anchor="middle">
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+    <g transform="translate(0,100)">
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+      <rect
+        x="-101"
+        y="-1"
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+        height="2"
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+      <text
+        transform=""
+        x="20"
+        y="15"
+        font-size="49"
+        fill="#555"
+        text-anchor="start"
+      >
+        VCC
+      </text>
+      <text
+        transform=""
+        x="-50"
+        y="-15"
+        font-size="35"
+        fill="#555"
+        text-anchor="middle"
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+    </g>
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+        height="2"
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+      <text
+        transform=""
+        x="-20"
+        y="15"
+        font-size="49"
+        fill="#555"
+        text-anchor="end"
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+      </text>
+      <text
+        transform=""
+        x="50"
+        y="-15"
+        font-size="35"
+        fill="#555"
+        text-anchor="middle"
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+      <text
+        transform=""
+        x="-20"
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+        fill="#555"
+        text-anchor="end"
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+      </text>
+      <text
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+        font-size="35"
+        fill="#555"
+        text-anchor="middle"
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+      <text
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+</svg>