RISC-V GNU Toolchain vs Zephyr SDK
| RISC-V GNU Toolchain | 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 | GCC, binutils, GDB, Newlib, Picolibc, glibc, musl, uClibc, QEMU, Spike | compiler, assembler, linker, GDB, QEMU, OpenOCD, BOSSA, Xilinx QEMU, Picolibc |
| Target architectures | RV32 and RV64 with standard RISC-V extensions; configurable multilib targets | ARC, ARM, MicroBlaze, MIPS, OpenRISC 1000, RISC-V, RX, SPARC, x86, Xtensa |
| Host platforms | Linux, macOS, Windows via Linux subsystem or Cygwin | Linux, macOS (AArch64), Windows (x86-64) |
| Build systems | Autotools configure and Make | CMake, west, Ninja |
| Debug interfaces | GDB simulator, QEMU, Spike | QEMU GDB server, OpenOCD, GDB |
| License model | open-source | open-source |
Both are listed in Best Embedded Systems Toolchains. On The Geeks Club, RISC-V GNU Toolchain scores higher on our published basis.