12 open source boards using the HX711
Real designs built with the HX711, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
ESP32SmartKnob DevKit Base
SeedLabs-it
81.2 × 81.2 mm222 parts4LApache-2.046
Load cell ampfilier-HX711-board hardware design
SolderedElectronics
22 × 22 mm18 parts2LTAPR-OHL-1.08
AVR/ArduinoBertha main
Hackuarium
100 × 87 mm155 parts2LNo license6
STM32EcoApi BeeHiveMonitoring
EcoApi
90.6 × 58 mm166 parts2LGPL-3.04
AVR/ArduinoPhmeter
100 × 87 mm145 parts2LCustom license1
STM32FOC Control Boards
coopjz
81 × 80.9 mm106 parts4LMIT1
ESP32The-Surevival
Rishaan2202
51 × 23 mm72 parts2LNo license1
AVR/ArduinoLoad cell ampfilier-HX711-board with easy-C-hardware design
38 × 22 mm25 parts2LTAPR-OHL-1.01- schematic only · 31 partsESP32
Urine analyzer lite
Sid93
31 parts2LNo license1 - schematic only · 16 partsAVR/Arduino
RotorRig-V1.0
GrzegorzG7
16 partsCC-BY-NC-4.01 
View base
Konn1nn
81.2 × 81.2 mm81 parts2LMIT0
Blast-Shield
JAS-UCF
90 × 75.9 mm69 parts2LNo license0
The HX711 in open source designs
The gallery holds 12 open source boards using the HX711 from 12 GitHub repositories; a typical one measures about 81.2 × 78.4 mm and carries around 77 components.
82% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.
The most starred is SmartKnob DevKit Base by SeedLabs-it.
Parts used alongside the HX711
Microcontrollers on boards using the HX711
What boards using the HX711 are built for
HX711: common questions
Where can I find a HX711 reference design?
Each of the 12 boards on this page is a real design using the HX711. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the HX711?
The MT6701-CT, SN74LV1T34DBV, TMC6300, ATMEGA32U4-AU and VEML7700 appear in the most repositories here.
Which microcontrollers do boards using the HX711 use?
Most are built on AVR/Arduino (4), ESP32 (3) and STM32 (2).
How big is a typical board using the HX711?
The median is 81.2 × 78.4 mm, and 82% are two-layer designs.
What is the most popular open source board using the HX711?
By GitHub stars, SmartKnob DevKit Base by SeedLabs-it, with 46 stars.
Can I simulate one of these boards using the HX711 before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.