- section: "Generic parts"
  parts:
    - part: Button
      nodes:
        - xod/common-hardware/button
      shopping:
        - shop: Adafruit
          sku: "#367"
          flavor: Raw
          url: https://www.adafruit.com/product/367
        - shop: Adafruit
          sku: "#1185"
          flavor: Mod
          url: https://www.adafruit.com/product/1185
        - shop: SparkFun
          sku: COM-10302
          flavor: Raw
          url: https://www.sparkfun.com/products/10302
        - shop: SparkFun
          sku: DEV-08776
          flavor: Wear
          url: https://www.sparkfun.com/products/8776
        - shop: Seeed
          sku: 110990055
          flavor: Raw
          url: https://www.seeedstudio.com/12mm-Domed-Push-Button-Pack-p-1304.html
        - shop: Seeed
          sku: 101020003
          flavor: Mod
          url: https://www.seeedstudio.com/Mod-Button-p-766.html
    - part: Bumper switch
      nodes:
        - xod/common-hardware/button
      shopping:
        - shop: Adafruit
          sku: "#820"
          flavor: Raw
          url: https://www.adafruit.com/product/820
        - shop: Adafruit
          sku: "#818"
          flavor: Raw
          url: https://www.adafruit.com/product/818
        - shop: SparkFun
          sku: COM-00098
          flavor: Raw
          url: https://www.sparkfun.com/products/98
        - shop: SparkFun
          sku: SEN-11999
          flavor: Mod
          url: https://www.sparkfun.com/products/11999
    - part: Slide switch
      nodes:
        - xod/common-hardware/button
      shopping:
        - shop: Adafruit
          sku: "#805"
          flavor: Raw
          url: https://www.adafruit.com/product/805
        - shop: SparkFun
          sku: DEV-09350
          flavor: Wear
          url: https://www.sparkfun.com/products/9350
        - shop: Seeed
          sku: 101020004
          flavor: Mod
          url: https://www.seeedstudio.com/Mod-Switch%28P%29-p-1252.html
    - part: Toggle/Rocker switch
      nodes:
        - xod/common-hardware/button
      shopping:
        - shop: Adafruit
          sku: "#3221"
          flavor: Raw
          url: https://www.adafruit.com/product/3221
        - shop: Adafruit
          sku: "#3218"
          flavor: Raw
          url: https://www.adafruit.com/product/3218
        - shop: SparkFun
          sku: COM-11138
          flavor: Raw
          url: https://www.sparkfun.com/products/11138
        - shop: SparkFun
          sku: COM-11310
          flavor: Raw
          url: https://www.sparkfun.com/products/11310
    - part: Rotary potentiometer
      nodes:
        - xod/common-hardware/pot
      shopping:
        - shop: Adafruit
          sku: "#356"
          flavor: Raw
          url: https://www.adafruit.com/product/356
        - shop: Adafruit
          sku: "#562"
          flavor: Raw
          url: https://www.adafruit.com/product/562
        - shop: SparkFun
          sku: COM-09806
          flavor: Raw
          url: https://www.sparkfun.com/products/9806
        - shop: SparkFun
          sku: COM-09939
          flavor: Raw
          url: https://www.sparkfun.com/products/9939
        - shop: Seeed
          sku: 101020017
          flavor: Mod
          url: https://www.seeedstudio.com/Mod-Rotary-Angle-Sensor-p-770.html
    - part: Slider potentiometer
      nodes:
        - xod/common-hardware/pot
      shopping:
        - shop: SparkFun
          sku: COM-11621
          flavor: Raw
          url: https://www.sparkfun.com/products/11621
        - shop: Seeed
          sku: 101020036
          flavor: Mod
          url: https://www.seeedstudio.com/Mod-Slide-Potentiometer-p-1196.html
    - part: Single-color LED
      nodes:
        - xod/common-hardware/led
      shopping:
        - shop: Adafruit
          sku: "#299"
          flavor: Raw
          url: https://www.adafruit.com/product/299
        - shop: Adafruit
          sku: "#3377"
          flavor: Wear
          url: https://www.adafruit.com/product/3377
        - shop: SparkFun
          sku: COM-10632
          flavor: Raw
          url: https://www.sparkfun.com/products/10632
        - shop: SparkFun
          sku: DEV-13903
          flavor: Wear
          url: https://www.sparkfun.com/products/13903
        - shop: Seeed
          sku: 104030005
          flavor: Mod
          url: https://www.seeedstudio.com/Mod-Red-LED-p-1142.html
    - part: Relay
      nodes:
        - xod/core/digital-output
      shopping:
        - shop: Adafruit
          sku: "#2935"
          flavor: Mod
          url: https://www.adafruit.com/product/2935
        - shop: SparkFun
          sku: COM-00100
          flavor: Raw
          url: https://www.sparkfun.com/products/100
        - shop: SparkFun
          sku: COM-14236
          flavor: Mod
          url: https://www.sparkfun.com/products/14236
        - shop: Seeed
          sku: 103020005
          flavor: Mod
          url: https://www.seeedstudio.com/Grove-Relay-p-769.html
        - shop: Seeed
          sku: 103020012
          flavor: Mod
          url: https://www.seeedstudio.com/Grove-SPDT-Relay%2830A%29-p-1473.html
    - part: SD card reader
      nodes:
        - xod/common-hardware/sd-log
      shopping:
        - shop: Adafruit
          sku: "#254"
          flavor: Brk
          url: https://www.adafruit.com/product/254
        - shop: DFRobot
          sku: DFR0229
          flavor: Mod
          url: https://www.dfrobot.com/product-875.html
        - shop: Seeed
          sku: 103030005
          flavor: Sh
          url: https://www.seeedstudio.com/SD-Card-Shield-V4-p-1381.html
        - shop: SparkFun
          sku: DEV-13743
          flavor: Brk
          url: https://www.sparkfun.com/products/13743

- section: "Environment sensors"
  parts:
    - part: DHT11, RHT01
      kind: Thermometer, Hydrometer
      vendor: Aosong
      nodes:
        - xod/common-hardware/dht11-thermometer
      shopping:
        - shop: Adafruit
          sku: "#386"
          flavor: Raw
          url: https://www.adafruit.com/product/386
        - shop: DFRobot
          sku: DFR0067
          flavor: Mod
          url: https://www.dfrobot.com/product-174.html
        - shop: Seeed
          sku: 101020011
          flavor: Mod
          url: https://www.seeedstudio.com/Mod-Temperature-%26-Humidity-Sensor-p-745.html

    - part: DHT21, RHT02, AM2301, HM2301
      kind: Thermometer, Hydrometer
      vendor: Aosong
      nodes:
        - xod/common-hardware/dht2x-thermometer

    - part: DHT22, RHT03, AM2302
      kind: Thermometer, Hydrometer
      vendor: Aosong
      nodes:
        - xod/common-hardware/dht2x-thermometer
      shopping:
        - shop: Adafruit
          sku: "#385"
          flavor: Raw
          url: https://www.adafruit.com/product/385
        - shop: Adafruit
          sku: "#393"
          flavor: Mod
          url: https://www.adafruit.com/product/393
        - shop: DFRobot
          sku: SEN0137
          flavor: Mod
          url: https://www.dfrobot.com/product-1102.html
        - shop: Seeed
          sku: 101020019
          flavor: Mod
          url: https://www.seeedstudio.com/Grove-Temperature%26Humidity-Sensor-Pro%EF%BC%88AM2302%EF%BC%89-p-838.html
        - shop: SparkFun
          sku: SEN-10167
          flavor: Raw
          url: https://www.sparkfun.com/products/10167

    - part: DHT33, RHT04, AM2303
      kind: Thermometer, Hydrometer
      vendor: Aosong
      nodes:
        - xod/common-hardware/dht2x-thermometer

    - part: DHT44, RHT05
      kind: Thermometer, Hydrometer
      vendor: Aosong
      nodes:
        - xod/common-hardware/dht2x-thermometer

    - part: DS18B20
      kind: Thermometer
      vendor: Dallas
      nodes:
        - xod/common-hardware/ds18b20-thermometer
      shopping:
        - shop: Adafruit
          sku: "#374"
          flavor: Raw
          url: https://www.adafruit.com/product/374
        - shop: Adafruit
          sku: "#381"
          flavor: Raw
          url: https://www.adafruit.com/product/381
        - shop: DFRobot
          sku: DFR0024
          flavor: Mod
          url: https://www.dfrobot.com/product-164.html
        - shop: DFRobot
          sku: KIT0021
          flavor: Mod
          url: https://www.dfrobot.com/product-1354.html
        - shop: SparkFun
          sku: SEN-00245
          flavor: Raw
          url: https://www.sparkfun.com/products/245
        - shop: SparkFun
          sku: SEN-11050
          flavor: Raw
          url: https://www.sparkfun.com/products/11050

    - part: TMP36
      kind: Thermometer
      vendor: Analog Devices
      nodes:
        - xod/common-hardware/thermometer-tmp36
      shopping:
        - shop: Adafruit
          sku: "#165"
          flavor: Raw
          url: https://www.adafruit.com/product/165
        - shop: SparkFun
          sku: SEN-10988
          flavor: Raw
          url: https://www.sparkfun.com/products/10988

- section: "Range meters and proximity sensors"
  parts:
    - part: GP2Y0A02
      kind: Infrared range meter
      vendor: Sharp
      nodes:
        - xod/common-hardware/gp2ya02-range-meter
      shopping:
        - shop: Adafruit
          sku: "#1031"
          flavor: Mod
          url: https://www.adafruit.com/product/1031
        - shop: SparkFun
          sku: SEN-08958
          flavor: Mod
          url: https://www.sparkfun.com/products/8958

    - part: GP2Y0A21
      kind: Infrared range meter
      vendor: Sharp
      nodes:
        - xod/common-hardware/gp2ya21-range-meter
      shopping:
        - shop: Adafruit
          sku: "#164"
          flavor: Mod
          url: https://www.adafruit.com/product/164
        - shop: SparkFun
          sku: SEN-00242
          flavor: Mod
          url: https://www.sparkfun.com/products/242

    - part: GP2Y0A41
      kind: Infrared range meter
      vendor: Sharp
      nodes:
        - xod/common-hardware/gp2ya41-range-meter
      shopping:
        - shop: SparkFun
          sku: SEN-12728
          flavor: Mod
          url: https://www.sparkfun.com/products/12728

    - part: HC-SR04
      kind: Ultrasonic range meter
      nodes:
        - xod/common-hardware/hc-sr04-ultrasonic-range
        - xod/common-hardware/hc-sr04-ultrasonic-time
      shopping:
        - shop: SparkFun
          sku: SEN-13959
          flavor: Mod
          url: https://www.sparkfun.com/products/13959

- section: "Inertial measurement units (IMU)"
  parts:
    - part: ADXL335
      kind: Accelerometer, IMU
      vendor: Analog Devices
      nodes:
        - xod/common-hardware/adxl335-accelerometer
      shopping:
        - shop: Adafruit
          sku: "#163"
          flavor: Brk
          url: https://www.adafruit.com/product/163
        - shop: Seeed
          sku: 101020051
          flavor: Brk
          url: https://www.seeedstudio.com/Mod-3-Axis-Analog-Accelerometer-p-1086.html
        - shop: SparkFun
          sku: SEN-09269
          flavor: Brk
          url: https://www.sparkfun.com/products/9269
        - shop: SparkFun
          sku: SEN-09267
          flavor: Wear
          url: https://www.sparkfun.com/products/9267

    - part: L3G4200
      kind: Gyroscope, IMU
      vendor: ST
      nodes:
        - xod/common-hardware/l3g4200-gyro

    - part: L3GD20H
      kind: Gyroscope, IMU
      vendor: ST
      nodes:
        - xod/common-hardware/l3gd20h-gyro
      shopping:
        - shop: Adafruit
          sku: "#1032"
          flavor: Brk
          url: https://www.adafruit.com/product/1032

    - part: LIS331DLH
      kind: Accelerometer, IMU
      vendor: ST
      nodes:
        - xod/common-hardware/lis331dlh-accelerometer

    - part: LIS331HH
      kind: Accelerometer, IMU
      vendor: ST
      nodes:
        - xod/common-hardware/lis331hh-accelerometer
      shopping:
        - shop: SparkFun
          sku: SEN-10345
          flavor: Brk
          url: https://www.sparkfun.com/products/10345
        - shop: SparkFun
          sku: COM-09755
          flavor: Raw
          url: https://www.sparkfun.com/products/9755

    - part: LIS3DH
      kind: Accelerometer, IMU
      vendor: ST
      nodes:
        - xod/common-hardware/lis3dh-accelerometer
      shopping:
        - shop: Adafruit
          sku: "#2809"
          flavor: Brk
          url: https://www.adafruit.com/product/2809
        - shop: SparkFun
          sku: SEN-13963
          flavor: Brk
          url: https://www.sparkfun.com/products/13963


- section: "Motors and motor drivers"
  parts:
    - part: RC standard servo
      vendor: Hitec, Futaba, Tower Pro, FeeTech, Hextronic, and other
      nodes:
        - xod/common-hardware/servo
      shopping:
        - shop: Adafruit
          sku: "#169"
          flavor: Mod
          url: https://www.adafruit.com/product/169
        - shop: Adafruit
          sku: "#155"
          flavor: Mod
          url: https://www.adafruit.com/product/155
        - shop: SparkFun
          sku: ROB-11887
          flavor: Mod
          url: https://www.sparkfun.com/products/11887
        - shop: SparkFun
          sku: ROB-11884
          flavor: Mod
          url: https://www.sparkfun.com/products/11884
    - part: L293, L298
      kind: Dual H-Bridge
      vendor: ST
      nodes:
        - xod/common-hardware/h-bridge-dc-motor
      shopping:
        - shop: SparkFun
          sku: DEV-14129
          flavor: Brk/Sh
          url: https://www.sparkfun.com/products/14129

- section: "Displays"
  parts:
    - part: HD44780, KS0066
      kind: Parallel interface text LCD
      vendor: Hitachi, Samsung
      nodes:
        - xod/common-hardware/text-lcd-16x2
      shopping:
        - shop: Adafruit
          sku: "#181"
          flavor: Brk
          url: https://www.adafruit.com/product/181
        - shop: Adafruit
          sku: "#1447"
          flavor: Mod
          url: https://www.adafruit.com/product/1447
        - shop: SparkFun
          sku: LCD-00709
          flavor: Brk
          url: https://www.sparkfun.com/products/709
        - shop: Seeed
          sku: 104990004
          flavor: Brk
          url: https://www.seeedstudio.com/LCD-16x2-Characters-White-Text-Blue-Background-p-1612.html
    - part: PCA8574, PCF8574
      kind: I²C expander driven text LCD
      vendor: NXP
      nodes:
        - xod/common-hardware/text-lcd-16x2-i2c
      shopping:
        - shop: DFRobot
          sku: DFR0063
          flavor: Mod
          url: https://www.dfrobot.com/product-135.html
        - shop: DFRobot
          sku: DFR0175
          flavor: Brk
          url: https://www.dfrobot.com/product-593.html

- section: "Clock (RTC)"
  parts:
    - part: DS1307, DS1337, DS1338, DS3231
      kind: Real Time Clock
      vendor: Maxim
      nodes:
        - xod/common-hardware/ds1307-rtc-read
        - xod/common-hardware/ds1307-rtc-write
      shopping:
        - shop: Adafruit
          sku: "#3013"
          flavor: Brk
          url: https://www.adafruit.com/product/3013
        - shop: Adafruit
          sku: "#3296"
          flavor: Brk
          url: https://www.adafruit.com/product/3296
        - shop: Seeed
          sku: 101020013
          flavor: Mod
          url: https://www.seeedstudio.com/Grove-RTC-p-758.html
        - shop: SparkFun
          sku: BOB-12708
          flavor: Brk
          url: https://www.sparkfun.com/products/12708