99IOT
Ai-thinker
Analog devices inc.
Arduino
ARTERY
Bettertree
Bouffalo Lab
Broadcom/AVAGO
ColorEasyDuino
CS
CW
Cytron technologies sdn bhd
DOIT
EBYTE
ESHINE
ESPRESSIF
FCM
Fengniao Wuxian
Fortior Tech
Geehy
GigaDevice
GIS-SCADA
Haawking
HI-LINK
holychip
Hynetek
Infineon technologies
Infineon/cypress
Intel/Altera
LC
LEM
Lichuang Kaifaban
LINKOSEMI
LSD
Microchip technology
MindMotion
MK
MODSEMI
MYIR
Mysentech
NANOCHAP
Nations
NORDIC
Nvidia
NXP USA inc
Onion
Onsemi
OSHWHub
POWERBUS
PUYA
Quectel
Raspberry pi
Renesas electronics america
Runjet
Seeed
Sensirion
SILION
SKYWORKS/SILICON LABS
Stmicroelectronics
Texas Instruments
TRINAMIC
USR
Waveshare
WCH
WinnerMicro
Wireless-tag
WT
Wuxi Maxinmicro
XHSC
Xilinx inc
YEESE
YTL
Zennze
Zetta
ZLG