Modern experience for GDB with advanced debugging capabilities
The Open On-Chip Debugger
Debugging and programming interfaces for Freescale microcontroller
Cross-platform IDE for developing embedded solutions and desktops
CI maintained precompiled GCC ARM/ARM64 Toolchains for Raspberry Pi
DSduino is an NDS+Arduino+BASIC extension via slot 1 SPI.
Embedded linux and cross toolchain
a very fast full system simulator