CS+ vs Zephyr SDK
| CS+ | Zephyr SDK | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Linux, macOS, Windows | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Debugger included | Yes | Yes |
| SDK components | CMSIS packs, BSPs, HAL drivers, RTOS, middleware stacks, protocol stacks, configurators, code generators, source files | compiler, assembler, linker, GDB, QEMU, OpenOCD, BOSSA, Xilinx QEMU, Picolibc |
| Target architectures | Arm Cortex-M-based Renesas RA MCUs | ARC, ARM, MicroBlaze, MIPS, OpenRISC 1000, RISC-V, RX, SPARC, x86, Xtensa |
| Host platforms | Windows, Linux, macOS | Linux, macOS (AArch64), Windows (x86-64) |
| Build systems | e² studio project creation and GUI build configuration; RA Smart Configurator project generation | CMake, west, Ninja |
| Debug interfaces | SEGGER J-Link, Renesas E2 emulator, Renesas E2 emulator Lite | QEMU GDB server, OpenOCD, GDB |
| License model | free proprietary | open-source |
Both are listed in Best Embedded Systems Toolchains. On The Geeks Club, Zephyr SDK scores higher on our published basis.