Arm Keil MDK vs CS+
| Arm Keil MDK | CS+ | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | $99/mo | Free |
| Open source | No | No |
| Platforms | api, extension, Linux, macOS, Web, Windows | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Debugger included | — | Yes |
| SDK components | — | CMSIS packs, BSPs, HAL drivers, RTOS, middleware stacks, protocol stacks, configurators, code generators, source files |
| Target architectures | — | Arm Cortex-M-based Renesas RA MCUs |
| Host platforms | — | Windows, Linux, macOS |
| Build systems | — | e² studio project creation and GUI build configuration; RA Smart Configurator project generation |
| Debug interfaces | — | SEGGER J-Link, Renesas E2 emulator, Renesas E2 emulator Lite |
| License model | — | free proprietary |
Both are listed in Best Embedded Systems Toolchains, Best Embedded Development IDEs, Best C++ IDEs. On Samsung Mobile US Press, Arm Keil MDK scores higher on our published basis.