Release Plan

Preface

A new version of Zephyr SDK is released on on-demand basis; for example, when there is a toolchain bug that affects Zephyr RTOS or a new feature that is required for Zephyr development.

Timeline

Release	Release date	State
Zephyr SDK 0.17.1	2025-05	Development
Zephyr SDK 0.18.0	2025-06	Development
Zephyr SDK 0.19.0	TBD	Planning

Plans

Zephyr SDK 0.17.1

• GCC 12.2
• RX Architecure support
• Picolibc 1.8.10
• Qemu 9.2.3
• OpenOCD

Zephyr SDK 0.18.0

• Clang/LLVM support
• GCC 14.2
• Binutils 2.43.1
• Picolibc 1.8.10 as the main libc, no support for newlib/newlib-nano
• Qemu 10.0.0

Zephyr SDK 0.19.0

Future

• Multi-platform host tools support
  • QEMU
  • OpenOCD