Arm Toolchain for Embedded vs PlatformIO Core
| Arm Toolchain for Embedded | PlatformIO Core | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | — | extension, Linux, macOS, Windows |
| Free plan | Yes | — |
| SDK components | Clang compiler drivers; LLVM LLD linker; LLVM archiver; LLVM coverage tools; DWARF utilities; Picolibc; LLVM-libc overlay | Arduino, CMSIS, ESP8266 SDKs, Espressif IoT Development Framework, FreeRTOS, Mbed, STM32Cube, Zephyr, and other frameworks and SDKs |
| Target architectures | Armv7-A; Armv8-A through Armv8.9-A; Armv9-A through Armv9.6-A; Armv7-R; Armv8-R; Armv6-M; Armv7-M; Armv7E-M; Armv8-M; Armv8.1-M | AVR, ARM-based Atmel SAM, ESP32, ESP8266, 8051, PIC32, Nordic nRF51/nRF52, RISC-V, STM32, STM8, MSP430, TIVA, and others |
| Build systems | Makefiles; GNU-style linker scripts | PlatformIO Build System with platformio.ini project configuration |
| Debug interfaces | Semihosting | Atmel-ICE, Black Magic Probe, CMSIS-DAP, JTAG-HS1, J-LINK, ESP-Prog, QEMU, Renode, ST-LINK, TI-ICDI, Verilator, and custom interfaces |
| License model | open-source | open-source |
| Debugger included | — | Yes |
| Host platforms | — | Windows, macOS, Linux, FreeBSD, Linux ARMv6+ |
Both are listed in Best Embedded Systems Toolchains. On Samsung Mobile US Press, PlatformIO Core scores higher on our published basis.