The Zephyr Podcast

Device filesystem for /dev -style access and Linux portability CDAC THEJAS32 RISC-V support Proposed fan subsystem Twister preferred_toolchain support for better LLVM coverage (among other things) Initial DWC2 USB host controller support Pouch , portable data across devices, gateways, and transports A trigger.py workaround for delayed GitHub Actions schedules Microchip SmartFusion2 FPGA + SoC supp...

New Zephyr RTOS Cookbook from Roy Jamil and Ayoub Bersheela (AC6), now on Amazon in print and e-book Git 2.55 : one-step commit fixups, auto-stash on checkout , and remote groups for fetch and push Linux kernel debating the Assisted-by: tag Address Sanitizer memory poisoning to catch use-after-free, buffer overflows, and unallocated access Lightweight heap write sanitizer for sys_heap rpmsgfs file...

snprintk() vs. snprintf()   Linux 7.2 drops strncpy() Steam Machine teardown , and another kite spotted inside SPDX 3 SBOM support lands in Zephyr, a day before it merged in the Linux kernel . Web-based SPDX 3 visualization tool , for browsing the dependency graph, sources, licenses, ... from your SBOM. Standalone UF2 USB MSC bootloader Where double-tap reset actually came from (Arduino, around Ap...

The Orange Pi 6 , a 12-core Cortex-A720 SBC, maybe powerful enough for hardware-in-the-loop CI Shell command chaining with && A VirtIO input driver bringing touch, mouse, and keyboard to QEMU A FIDO2/CTAP2 authenticator subsystem, with a button-press sample A native u-blox M10 GNSS driver A Linux LED native_sim driver that maps host LEDs to Zephyr LED devices Hardware JPEG encoding on STM32 H7/H5/...

Linus' guitar pedal project , and why it clearly needs Zephyr next RISC-V Summit Europe recap: QEMU, custom instructions, DSPs, and low-power cores ETM tracing , CoreSight, and "time-travel" debugging Testplan v2 for faster, smarter CI CMake unity build experiments ESP-NOW broadcast sample and ESP32 WPA Enterprise support Realtek Ameba Wi-Fi support BCM2711 framebuffer driver for Raspberry Pi nati...

A reminder to fill out the Zephyr Developer Survey 2026 before it closes at the end of June. Thanks in advance! iBattery SDK , a Zephyr-friendly battery intelligence layer with software-side state-of-charge experiments ZMK coredump experimentation using coredump subsystem flash backend for persistent post-crash diagnostics Fresh documentation for iterable sections ESP32 power-down support for bett...

Please take 5-10 min to fill out the Zephyr Developer Survey if you haven't already! An  Ada runtime for Zephyr Composite fuel gauge support for battery estimation without a dedicated fuel-gauge IC Golioth's local shell talks SMP to devices over Web Serial, with a live demo at local-shell.golioth.dev USB Fastboot support in the works ESP32-P4 support coming, because apparently ESP32 can also mean...

Build there, flash here workflow for remote builds and local flashing A Zephyr-native Meshtastic stack , with LoRa, Protobuf, GNSS, sensors, MQTT and more minmax.h cleanup for the new lowercase min / max macros Min/max constraints for devicetree binding properties BCM2711 mailbox controller support for Raspberry Pi nsim_mount , a native_sim filesystem for mounting host directories A new DALI light...

Search boards by available RAM/Flash in the board catalog. New  Documentation Working Group RFC The very important days without GitHub incident counter Daniel Stenberg on curl, AI reports, and high-quality chaos Mythos finding a curl vulnerability Shell alias support A proposed buzzer subsystem for portable beeps and tones Reversing devicetree dependencies for tricky initialization-order cases HTT...

Valve publishes Steam Controller 3D files and STEP/STL models The weekly " is GitHub broken? " weather forecast cpu_freq thermal cap constraints for runtime frequency scaling GPIO keys shutdown behavior and low-power pin handling Twister multi-DUT testing for coordinated tests across multiple devices DEVICE_API_EXTENDS for devices exposing multiple APIs More options for HTTP client shell commands...

Linus Torvalds merges a 138k lines-of-code removal in Linux networking Highlights from Git 2.54 , including git history , split , and replay WPA3 support for AIROC and nRF Wi-Fi Valve's new Steam Controller teardown , with Zephyr spotted in the firmware Mapped partitions and ranges cleanup Mermaid diagram support for Zephyr documentation A new fixed-size FIFO implementation Remote shell clients su...

Yes, seriously: an IETF draft for IPv8 More Zephyr-adjacent goodness in Framework hardware, with ZMK powering the new keyboard Windows 9x for Linux , because running a Linux kernel as a Windows 95 application is apparently a thing ST's beefy STM32H7RS "boot flash enabled" Cortex-M7 MCU PebbleOS on Zephyr , spotted via Adafruit OpenDeck , a Zephyr-based hardware and software platform for MIDI contr...

Zephyr 4.4 release video is out Zephyr 4.4 on r/embedded The Raspberry Pi's 15-year reign may be ending, according to this piece on How-To Geek GitHub's stacked PRs workflow A Serial MIDI 1.0 UART module for Zephyr Native SSH support in the works CoAP over TCP support under discussion CoAP sample improvements HTTP client shell commands TLS persistent session cache via settings Remote CPU shell cli...

CMake library dependencies . Audio coming to native simulator GPIO fast path GPIO_GET_REGS Espressif RMT driver STM32 PWM + DMA for WS2812 MMIO API compliance check — checks to improve MMIO API compliance. WallaBMC OSSNA schedule is live LF Energy Summit Europe CfP Embedded World NA 2026 CfP Join us on Discord! // #podcast at https://chat.zephyrproject.org 

Raspberry Pi price increases and new 3GB Pi 4 variant The USB-C connector dev board with an ATtiny16 — someone please remake this with an STM32C071 and Zephyr LogScope , a VS Code extension for visualizing and filtering Zephyr logs, with J-Link RTT support and serial auto-reconnect Release freeze PR policy being formalized for post-RC merge rules Luca's presentation about Zephyr in Arduino at Ardu...

Rennes meetup was a hit! Nearly 100 attendees, recordings coming soon Zephyr 4.2.2 released (final release for the 4.2 branch) Zephyr 4.4-rc1 tagged Zephyr SDK 1.0.1 with Xtensa and OpenRISC fixes action-zephyr-setup now supports LLVM toolchain OpenRISC architecture support (QEMU board only for now) Cortex-A SMP support ARM32 stack walk — backtrace on exception, previously only available on ARM64...

PCB art blog post by Eve Hi-res wheel debouncing fix for Zephyr-based mice and ZMK devices Ultimate Hacking Keyboard,  a Zephyr-based (NCS) split keyboard AI-powered chatbot for Zephyr docs. QEMU RAM framebuffer display support has landed Objective-Z , an Objective-C transpiler experiment for Zephyr by Rodrigo Zephyr SDK 1.0 is out, now with LLVM support alongside GCC Instrumentation hooks added t...

Birthday cake  at Embedded World 🎂  Arduino  Ventuno Q zstreamer — media streaming for Zephyr New arch_switch() context layer for Cortex-M has landed Heap hardening with canary-based corruption detection New fs mv shell command ADI TMCM-3216 stepper motor controller driver Dave2D driver support on LVGL for Renesas RA devices RFC with  2D Accelerator API proposal UDC USB High Speed for SAM platfor...

Winterthur meetup recordings are now on YouTube ! ZSWatch dev kit available on Elecrow Upcoming Tech Talk: Cellular IoT with Zephyr and the nRF9151 MicroMod Golioth acquired by Canonical STMicroelectronics unveils the STM32C5 — Cortex-M33, Ethernet, USB, FD-CAN AI/LLM contribution guidelines for Zephyr Qualcomm hiring Zephyr engineers in San Diego and Cork CLUTGen — calibration lookup table genera...

RFC: FIDO2/CTAP2 authenticator subsystem Google's  OpenSK Focusrite / Adam Audio job offer Major context switch rework The FTP client has landed, and a TFTP server is on its way HTML build report for your Zephyr app New  west serial monitor command Zephyr SDK 1.0 rc1 is out Zephyr code distribution breakdown Inter-processor mailbox for Raspberry Pi Pico PIO-based MIPI-DBI driver for Raspberry Pi P...

ICLegend S3KM1110 mmWave radar sensor Devicetree ranges discussion Zephyr SDK dropping x86-64 macOS builds The Hidden Costs of Using Zephyr — by Shawn Hymel New DNS browse shell command FTP client library and shell module coming up Board support for the Alif Ensemble E8 ADI MAX32 RV32 secondary core support Runtime system timer clock rate change notification Bluetooth: GAP service extraction from...

Fabio finds Zephyr in an MxL86282   Handling Button Press, Longpress, and Double-Tap with the Zephyr Input Subsystem Bring up of a new display shield using Claude and a feedback loop where the agent actually watches the screen output New driver for qemu ramfb coming up New doxygen aliases to document "driver ops" (example for the CAN Controller driver operations here ) Shell readline helper Native...

They quit their job to build wearables for cows ... using Zephyr! Raspberry Pi 4 redesigned for dual RAM chips Texas Instruments to acquire Silicon Labs for $7.5B Heap canary support for corruption detection ARMv9 PACBTI support for pointer authentication New biometrics subsystem with fingerprint sensor drivers, code samples, emulator MAX42500 combined watchdog and voltage monitor driver Netsol S3...

FOSDEM ( https://fosdem.org/2026/ ) CI for Doxygen coverage delta checker Doxygen style guidelines CMake optimization with Perfetto ASCII only on documentation ( https://github.com/zephyrproject-rtos/zephyr/pull/98214 ) Motor Control Driver Architecture for Hard Real-Time FOC Applications Forward Database table for Ethernet bridge Counter subsystem now supports 64-bits values BL61x overclock DTS b...

Saving flash with the SHELL_HELP macro Dual-band WiFi 6 ESP32-C5 announced - coming to Zephyr soon? AI-generated reports force curl to end bug bounty program New automotive LIN subsystem (Local Interconnect Network) Compiler-based cleanup classes for resource management Malloc vs. k_malloc 9x36 PWM LED Matrix for Framework laptop Dual-ethernet phyBOARD-Atlas (i. MX RT1170) NB-IoT ST87M01 Arduino s...