PlatformIO Core vs STM32CubeIDE

PlatformIO Core

5.9 #7 in Embedded Systems Toolchains

About PlatformIO Core

STM32CubeIDE

5.7 #31 in IDE Software

About STM32CubeIDE
PlatformIO CoreSTM32CubeIDE
Free planYesYes
Free trialNoNo
Paid fromFreeFree
Open sourceNoNo
Platformsextension, Linux, macOS, Windowsextension, Linux, macOS, Windows
Debugger includedYes—
SDK componentsArduino, CMSIS, ESP8266 SDKs, Espressif IoT Development Framework, FreeRTOS, Mbed, STM32Cube, Zephyr, and other frameworks and SDKs—
Target architecturesAVR, ARM-based Atmel SAM, ESP32, ESP8266, 8051, PIC32, Nordic nRF51/nRF52, RISC-V, STM32, STM8, MSP430, TIVA, and others—
Host platformsWindows, macOS, Linux, FreeBSD, Linux ARMv6+—
Build systemsPlatformIO Build System with platformio.ini project configuration—
Debug interfacesAtmel-ICE, Black Magic Probe, CMSIS-DAP, JTAG-HS1, J-LINK, ESP-Prog, QEMU, Renode, ST-LINK, TI-ICDI, Verilator, and custom interfaces—
License modelopen-source—
Free plan—Yes

Both are listed in Best Embedded Systems Toolchains. On Inferse, PlatformIO Core scores higher on our published basis.