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Alternatives · 2026

The best Particle Device OS alternatives

The rest of Best IoT Operating Systems, in this site's order: each with what it costs, where it runs and its record score.

1
OpenWrt

OpenWrt suits users who want to customize embedded devices, particularly wireless routers, and are familiar with GNU/Linux and basic networking.

AndroidWebLinux+2 Free plan Record5.6 Visit
2
Apache NuttX

NuttX suits developers building software for embedded boards and devices across its supported processor architectures.

WindowsMacLinux+2 Free plan Record5.1 Visit
3
Contiki-NG

Contiki-NG suits developers building low-power IoT devices with constrained memory and standard network protocols.

WindowsMacLinux+1 Free plan Record4.8 Visit
4
Apache Mynewt

Mynewt is for developers building embedded applications for supported microcontrollers.

WindowsMacLinux+1 Free plan Record4.7 Visit
5
FreeRTOS

FreeRTOS suits developers building software for microcontrollers and small microprocessors, including teams that need support for multiple processor…

WindowsLinux Free plan Record4.4 Visit
6
PX5 RTOS

PX5 RTOS suits developers of resource-constrained embedded systems, particularly in safety-critical automotive, industrial, medical or rail settings.

$5,000 a year Record4.4 Visit
7
QNX Neutrino RTOS

It suits teams building embedded products that need real-time behavior, fault recovery, POSIX portability, and defined processor support.

Self-hosted — Record3.5 Visit
8 WindowsMacLinux Free plan Record3.2 Visit
9 WindowsLinux Free plan Record3.2 Visit
10 Free plan Record2.7 Visit
11 Free plan Record2.7 Visit
12
PikeOS

It suits organizations assessing edge software against supported device operating systems, protocols, and over-the-air update requirements.

WindowsLinux — Record2.5 Visit
13
Azure Sphere OS

It suits connected-device deployments using the MT3620AN that need an operating system, Azure Sphere Security Service access, and ongoing OS updates.

Web — Record2.3 Visit