Arm Keil MDK
7.9#1 in embedded systems toolchainsFrom 82.39 CHF a monthFree planWebAPIExtensionLinux
VisitArm Keil MDK vs MCUXpresso SDK
MCUXpresso SDK
6.2#12 in embedded systems toolchainsWebExtensionLinuxmacOS
VisitWhat both publish
| Fact | Arm Keil MDK | MCUXpresso SDK |
|---|---|---|
| Integrations | MDK v6 feature listings include CMSIS-FreeRTOS, Keil RTX5, MDK-Middleware, IoT clients, CMSIS-DAP, ULink, and third-party debug adapter support. | Supported toolchains include MCUXpresso IDE, MCUXpresso for VS Code, IAR Embedded Workbench, Keil MDK-Arm, and the CLI GNU toolchain. |
| Middleware | MDK-Middleware supplies IPv4/IPv6 networking, USB host/device and file-system components, with Mbed TLS support for TLS communication. | Middleware includes connectivity stacks, AI inference and neural-network libraries, audio processing, security frameworks, graphics, motor control, and file-system components. |
| Purpose | Keil MDK simplifies embedded software development for Cortex-M and Ethos-U processors through CLI, IDE, or continuous integration workflows. | MCUXpresso SDK is a software framework for developing applications for NXP general-purpose, crossover, and wireless-enabled Arm Cortex-M MCUs. |
| RTOS support | Documented workflows cover bare-metal, Keil RTX, FreeRTOS and Zephyr projects. | The fact sheet lists FreeRTOS and Zephyr among the integrated RTOS options. |
| Support | Keil MDK support offers support cases, a community forum, documentation, and learning videos. | The fact sheet directs users to the MCUXpresso software and tools community and lists professional support and services. |
Arm Keil MDK plans
- EssentialPriced on request
- ProfessionalPriced on request
- ProfessionalPriced on request
- CommunityFree
- Keil MDK v6 Essential82.39 CHF a month
- Keil MDK v6 Professional165.60 CHF a month
MCUXpresso SDK plans
No prices published.
Pick Arm Keil MDK if…
Keil MDK suits developers building embedded applications for Cortex-M or Ethos-U processors. Community is for non-commercial use, while the listed paid v6 plans cover commercial use.
Pick MCUXpresso SDK if…
It suits developers building for NXP microcontrollers and evaluation boards who want configurable drivers, middleware and examples. Users should check component licenses and package size when selecting a download.