Open-source plaza
Open hardware in one place: projects on GitHub, manufacturers' reference designs, maker projects and the works members published here — each says where it comes from. The parts graph shows which components are used together.
15,763 projects
Maker project
2023_piezopreamp2BOM012543 · PiezoPreamp2-current
BOM · 34 lineskicadProject type: 模拟信号处理链路
Key parts: OPA145, ZXMP3A17E6TA, MMDT2222A-7-F
Function hits: Operational amplifier, Audio jack / speaker connector
Licence not stated in the catalogue
Maker project
2024_robocon_ateamBOM012917 · Robocon-2024-ESP32-RC-board
BOM · 11 lineskicadProject type: 嵌入式系统
Key parts: ESP32-DEVKITC-32D, L7805
Function hits: Core board / dev board module, Wireless SoC / wireless module, Three-terminal regulator (78xx / LM317)
Licence not stated in the catalogue
Maker project
2025-communicator_badgeBOM008898 · communicator_front
BOM · 7 lineskicadProject type: 嵌入式系统
Key parts: ICM7555xB
Function hits: Timer / counter (555 etc.)
Licence not stated in the catalogue
Maker project
2025-communicator_badgeBOM008899 · communicator_pcb
BOM · 32 lineskicadProject type: 嵌入式系统
Key parts: ESP32-S3-WROOM-1, MCP73831-2-OT, AP2112K-3.3
Function hits: Wireless SoC / wireless module, Battery charger, Low-dropout regulator (LDO)
Licence not stated in the catalogue
Maker project
218r_Retrigger_ModBOM011196 · 218r-retrigger-addon
BOM · 10 lineskicadProject type: 音频
Key parts: TL074, TL071
Function hits: Operational amplifier
Licence not stated in the catalogue
Maker project
22008-rp2040-dev-boardBOM005810 · main
BOM · 18 lineskicadProject type: 嵌入式系统
Key parts: AZ1117R-3.3TRE1, RP2040, W25Q128JVS
Function hits: Arm Cortex-M MCU, Flash (SPI / QSPI / parallel), Low-dropout regulator (LDO)
Licence not stated in the catalogue
Maker project
24-Channel USB high voltage driverBOM001194 · 1
BOM · 18 lineskicadKey parts: CH340N, TPIC6B595, STC15W204S
Function hits: Shift register / latch / flip-flop, 8-bit MCU (AVR / PIC / 8051 / STM8), Relay / load driver (ULN2003 / MOSFET driver)
Licence not stated in the catalogue
Maker project
258dBOM006212 · main
No BOM lineskicadProject type: 音频
Licence not stated in the catalogue
Maker project
27c160-tl866-adapterBOM004731 · kicad-project（KiCad 5.0，硬件版本 1.1 / R_20231123）
No BOM lineskicadProject type: 接口转换及调试器
Licence not stated in the catalogue
Maker project
281dBOM006446 · main
No BOM lineskicadProject type: 模拟信号处理链路
Licence not stated in the catalogue
Maker project
2bit-cpuBOM012582 · Two-bit-CPU-main
BOM · 16 lineskicadProject type: 嵌入式系统
Key parts: CD74HC283, 74HC153, 74HC32
Function hits: Counter / divider, Decoder / data selector, Logic gate / inverter / Schmitt trigger
Licence not stated in the catalogue
Maker project
2bit-cpuBOM012582 · Two-bit-CPU-memory
BOM · 16 lineskicadProject type: 嵌入式系统
Key parts: 74HC138, 74HC14
Function hits: Decoder / data selector, Logic gate / inverter / Schmitt trigger, Buttons / switches
Licence not stated in the catalogue
Maker project
2d-xmas-treeBOM009230 · 2D-tree-ATtiny25
No BOM lineskicadProject type: 智能硬件
Licence not stated in the catalogue
Maker project
2fiscBOM008061 · Kicad
No BOM lineseagleProject type: 嵌入式系统
Licence not stated in the catalogue
Maker project
2ndgenlococontrolstandBOM011834 · Arduino-As-Uno-reference
No BOM lineseagleProject type: 人机接口HMI
Licence not stated in the catalogue
Maker project
2ndgenlococontrolstandBOM011836 · ControlStand-shield
No BOM lineskicadProject type: 人机接口HMI
Licence not stated in the catalogue
Maker project
2ndgenlococontrolstandBOM011837 · ControlStand-S3-WROOM
BOM · 73 lineskicadProject type: 人机接口HMI
Key parts: MCP73871, TC1263-3.3VOATR, ESP32_S3_WROOM-1
Function hits: OLED display, Rotary encoder / potentiometer / joystick, Wireless SoC / wireless module
Licence not stated in the catalogue
Maker project
2ndgenlococontrolstandBOM011838 · ControlStand-D0WD-current
No BOM lineseagleProject type: 人机接口HMI
Licence not stated in the catalogue
Maker project
2ndgenlococontrolstandBOM011839 · ControlStand-T7S3
No BOM linesProject type: 人机接口HMI
Licence not stated in the catalogue
Maker project
2ndgenlococontrolstandBOM011840 · ControlStand-TTGO-T1
No BOM lineseagleProject type: 人机接口HMI
Licence not stated in the catalogue
Manufacturer reference design
32F3348DISCOVERYBOM000744 · V1.0
BOM · 33 lineskicadProject type: ST
Key parts: QFP48_7X7, SOT-23-5L, DFN6_3X3
Function hits: Crystal / oscillator, USB connector (Type-C / Micro / A)
Licence not stated in the catalogue
Manufacturer reference design
32F413HDISCOVERYBOM000844 · V1.0
BOM · 7 lineskicadProject type: ST
Key parts: IMP34DT05TR
Function hits: Microphone / pickup
Licence not stated in the catalogue
Manufacturer reference design
32F413HDISCOVERYBOM000845 · V1.0
BOM · 106 lineskicadProject type: ST
Function hits: SD / microSD socket, eMMC, Audio jack / speaker connector, Buttons / switches
Licence not stated in the catalogue
Manufacturer reference design
32F723EDISCOVERYBOM000745 · V1.0
BOM · 15 lineskicadProject type: ST
Key parts: LDK120M33R
Function hits: Low-dropout regulator (LDO)
Licence not stated in the catalogue
