KiCad boards from 11 GitHub repositories tagged “jtag”, the most starred first; open any of them in PCBKit.
Fescron/universal-jlink-adapter
20 pin SWD/JTAG J-Link to 10 pin (0.1" and 0.05") reconfigurable Cortex-M header with power supply and TagConnect compatibility, as well as with a reset button.
anthony-bernaert/ftdi-jtag-programmer
FTDI-based JTAG Programmer Circuit for FPGAs
debug-edge/DebugEdge
A small bridge to link a SWD programmer to an AVX Open Ended Card Edge connector.
korken89/micro-bmp
A small Black Magic Probe based on the pinout of the STLink V2 support firmware
felias-fogg/PyAvrOCD
A cross-platform GDB server for AVR MCUs integrated into the Arduino IDE 2
islandcontroller/jtag-wire-adapter
A compact adapter for connecting J-Link debug probes to generic JTAG/SWD targets
emertcakir/OmniProbe
Open-source SWD, JTAG, UART, SPI, I2C and Logic Analyzer platform powered by RP2040
Fescron/universal-jlink-adapter
20 pin SWD/JTAG J-Link to 10 pin (0.1" and 0.05") reconfigurable Cortex-M header with power supply and TagConnect compatibility, as well as with a reset button.
Fescron/universal-jlink-adapter
20 pin SWD/JTAG J-Link to 10 pin (0.1" and 0.05") reconfigurable Cortex-M header with power supply and TagConnect compatibility, as well as with a reset button.
Fescron/universal-jlink-adapter
20 pin SWD/JTAG J-Link to 10 pin (0.1" and 0.05") reconfigurable Cortex-M header with power supply and TagConnect compatibility, as well as with a reset button.