Apache NuttX
Embedded real-time operating system for microcontrollers
- Vendor
- The Apache Software Foundation
- Also known as
- apache-nuttx
What is Apache NuttX?
An open-source RTOS designed for microcontroller platforms from 8-bit to 64-bit architectures, emphasizing standards compliance (POSIX, ANSI) and minimal resource consumption.
Apache NuttX pricing
We don't have Apache NuttX's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
What Apache NuttX does
The capabilities that matter for embedded iot dev, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Target class
- Microcontroller/RTOS
- Rtos type
- Posix like
- Low power support
- -
- Tls dtls stack
- -
- Ota updates
- -
- Device management console
- -
- Device provisioning
- -
- Open source
- ✓
- PSA certified
- -
- Rust support
- -
Platform & deployment
Independently observed- Self-hosted
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
Apache NuttX FAQ
Common questions about Apache NuttX, answered from independent, dated evidence.
What is Apache NuttX?
An embedded operating system for microcontrollers ranging from 8-bit to 64-bit architectures, built on POSIX and ANSI standards with additional Unix-compatible APIs. It is indexed under Embedded IOT Dev.
Source: https://nuttx.apache.org
Is Apache NuttX free to use?
Apache NuttX is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.
Source: https://nuttx.apache.org
Can Apache NuttX be self-hosted?
Yes. Apache NuttX can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://nuttx.apache.org
Is Apache NuttX open source?
Yes. Apache NuttX is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.
Source: https://github.com/apache/nuttx
Apache NuttX alternatives
Other embedded iot dev we track, ranked by the same independent score.
- GoliothCloud infrastructure designed to connect and manage IoT and embedded deviceslow · 29%
- AWS IoT CoreFully managed service for connecting and orchestrating IoT devices at scalemedium · 56%
- balenaA container-based IoT platform for securely building, deploying, and managing edge device fleetslow · 43%
- MemfaultCloud observability and lifecycle management for embedded systemsmedium · 55%
- ESP-IDFA complete software development kit for building applications on Espressif microcontroller systemslow · 35%
- Zephyr RTOSReal-time operating system for resource-constrained embedded systemslow · 35%
Compare Apache NuttX
Side by side against other embedded iot dev, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Apache NuttX, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Development activity | 63 | 0.12 | 7.6 | ✓ |
| Capabilities | 29 | 0.08 | 2.4 | ✓ |
| Stars | 68 | 0.03 | 2.2 | ✓ |
| Integrations | 0 | 0.05 | 0.0 | - |
| Dependent projects | 0 | 0.08 | 0.0 | ✓ |
| Release cadence | 0 | 0.07 | 0.0 | - |
| Security posture | 0 | 0.09 | 0.0 | - |
| Package downloads | 0 | 0.17 | 0.0 | - |
| Security score | 0 | 0.05 | 0.0 | - |
| Developer Q&A activity | 0 | 0.08 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 100 | mediumsource · 2026-10-13 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 4 items | mediumsource · 2026-09-10 · 69% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Rtos type: posix-like · Open source: Yes · Target class: microcontroller/RTOS | mediumsource · 2026-10-13 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | C | highsource · 2026-10-13 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | Apache-2.0 | highsource · 2026-10-13 · 95% |
Pricing
Security
| Attribute | Value | Evidence |
|---|---|---|
| Vulnerabilities | Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fapache%2Fnuttx&per_page=100 · Last 12m: 0 | highsource · 2026-10-13 · 90% |
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