Amazon FreeRTOS Alternatives (September 2025)

Mbed OS is the fastest way to build IoT products with Arm processors

VxWorks is a high-performance real-time operating system (RTOS) for the development of robust mission-critical embedded systems for the intelligent edge.

Amazon Corretto is a no-cost, multiplatform, production-ready distribution of the Open Java Development Kit (OpenJDK). Corretto comes with no-cost long-term support. Amazon runs Corretto internally on thousands of production services and Corretto is certified as compatible with the Java SE standard.

MicroK8s is the simplest production-grade conformant K8s. Lightweight and focused. Single command install on Linux, Windows and macOS. Made for devOps, great for edge, appliances and IoT. Full high availability Kubernetes with autonomous clusters and distributed storage.

Red Hat Enterprise Linux is a stable, proven foundation that’s versatile enough for rolling out new applications, virtualizing environments, and creating a more secure hybrid cloud.

EMQX: The most scalable MQTT Broker for IoT. Connect 100M+ IoT devices in 1 cluster at 1ms latency. Move and process millions of MQTT messages per second.

AWS IoT lets you securely connect and manage devices, collect and analyze device data, and build and deploy solutions that drive greater business value.

Timesys offers Linux, Android, and open source operating systems software security, engineering services, and development tools, for embedded software market

Ubuntu Core is Ubuntu for IoT and embedded devices, optimised for security and reliable over-the-air (OTA) updates. Run your applications in a high-security, immutable and reliable embedded Linux OS.

Unlock fast and scalable search, monitoring, and analysis for log analytics and website search by deploying and running OpenSearch and ALv2 Elasticsearch.

Secure, reliable, and scalable over-the-air software updates for IoT devices. Seamlessly manage device software remotely, ensuring end-to-end security and compliance.

AWS IoT Greengrass is an open-source edge runtime and cloud service that helps you build, deploy, and manage intelligent device software.

A flexible messaging platform that enables real-time integration and connects the Internet of Things (IoT).

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.

AWS IoT Device Defender makes it easier to maintain, manage, and configure security policies for all your IoT devices. Get the tools to identify and respond to security issues.

SUSE Linux Enterprise Server (SLES) is a highly reliable, scalable, and secure server operating system, designed to power mission-critical workloads.

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.

Get the world's best supported build of OpenJDK with Azul. See how Azul Platform Core can help you deliver secure & stable Java with 90% lower licensing costs.

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT.

SapMachine : The OpenJDK release maintained and supported by SAP

ThingsBoard is an open-source IoT ❰Internet of Things❱ platform for device management ᐉ data collection ᐉ processing and visualization for your IoT projects

.NET is a free, cross-platform, open-source developer platform. .NET has languages, editors, and libraries to build for web, mobile, desktop, games, and IoT.

balenaOS: An OS optimized for running Docker containers on embedded devices, focusing on reliability and a productive developer workflow.

ApexCharts is a a free and open-source modern charting library that helps developers to create beautiful and interactive visualizations for web pages.

Amazon EC2 provides secure, resizable compute in the cloud, offering the broadest choice of processor, storage, networking, OS, and purchase model.

The Microsoft Build of OpenJDK is a new no-cost long-term supported distribution and Microsoft’s new way to collaborate and contribute to the Java ecosystem.

AWS Cloud Development Kit (CDK) is an open-source software development framework used to model and provision your cloud application resources with familiar programming languages.

A secure cloud management platform for automation, orchestration, cost and usage monitoring of public and private clouds, hypervisors and container hosts. Provides multi-cloud RBAC. Enables self service provisioning. Cost analytics and cloud spending optimization

Red Hat OpenShift Streams for Apache Kafka makes it easier to create, discover and connect to real-time data streams regardless of where they exist.

An open source Kubernetes Platform to manage enterprise-grade Kubernetes across hybrid cloud, multi-cloud and edge. Get started for free!

Amazon EMR is a cloud big data platform for running large-scale distributed data processing jobs, interactive SQL queries, and machine learning applications using open-source analytics frameworks such as Apache Spark, Apache Hive, and Presto.

AWS Systems Manager is a secure end-to-end management solution for resources on AWS and in multicloud and hybrid environments.

Apache Mesos abstracts resources away from machines, enabling fault-tolerant and elastic distributed systems to easily be built and run effectively.

An open source Java EE 8-compliant application server that lets you build Java applications once and deploy them everywhere.

Manage massive fleets of small IoT Linux devices with balena's IoT management cloud platform. Your first 10 devices are full-featured and always free. Develop, deploy, manage and scale your IoT fleet with balena.

Open source Python framework for rapid development of applications that make use of innovative user interfaces, such as multi-touch apps.

Amazon Web Services offers reliable, scalable, and inexpensive cloud computing services. Free to join, pay only for what you use.

The Golioth IoT platform helps developers to build, secure, manage, and connect custom hardware, then capture, transform, and route device data to the cloud.

OpenFOAM is the leading free, open source software for computational fluid dynamics (CFD), owned by the OpenFOAM Foundation and distributed exclusively open source under the General Public...

Amazon CloudFront is a content delivery network (CDN) service that helps you distribute your static and dynamic content quickly and reliably with high speed performance, security, and developer ease-of-use.

Reliable, High Performance TCP/HTTP Load Balancer

Red Hat Runtimes includes a collection of cloud-native runtimes for developing Java or JavaScript applications on OpenShift.

Bosch IoT Suite is the Bosch Group’s core family of products and services enabling sophisticated AIoT solutions.

OpenStack is an open source cloud computing infrastructure software project and is one of the three most active open source projects in the world.

Build invincible apps with Temporal's open-source durable execution platform to guarantee successful execution, even in the presence of failures.

An open-source universal messaging library

AWS Deep Learning AMIs provides ML practitioners with curated, secure frameworks, dependencies, and tools to accelerate and scale deep learning in the cloud.

AWS CodeCommit is a managed source control repository that makes it easier for teams to securely collaborate on code with contributions encrypted in transit and at rest.

FileZilla - The free FTP solution for both client and server. Filezilla is open source software distributed free of charge.

Open source desktop application that provides Kubernetes, Container Management, bundled utilities on the desktop

The Eclipse Foundation provides our global community of individuals and organisations with a mature, scalable, and business-friendly environment for open source …

The Eclipse Foundation provides our global community of individuals and organisations with a mature, scalable, and business-friendly environment for open source …

Amazon Timestream is a fast, scalable, serverless time series database service for Internet of Things (IoT) and operational applications that helps you store and analyze time series data.

Snipe-IT is a free, open source IT asset management system written in PHP

VeraCrypt is free open-source disk encryption software for Windows, Mac OS X and Linux. In case an attacker forces you to reveal the password, VeraCrypt provides plausible deniability. In contrast to file encryption, data encryption performed by VeraCrypt is real-time (on-the-fly), automatic, transparent, needs very little memory, and does not involve temporary unencrypted files.

Deploy a Free custom AI chatbot on AWS with one click. Serverless, pay-as-you-go, no upfront costs. Perfect for businesses of all sizes. No coding required.

AWS IoT Device Management allows you to securely onboard, organize, monitor, and remotely manage IoT devices at scale.

Confluent makes it easy to connect your apps, data systems, and entire business with secure, scalable, fully managed Kafka and real-time data streaming, processing, and analytics.

Amazon MQ is a managed message broker service for Apache ActiveMQ and RabbitMQ that simplifies setup and operation of open-source message brokers on AWS.

AWS IoT Core enables secure two-way communication between internet-connected devices and AWS services with device gateway and device SDK capabilities.

AWS App Mesh is an application networking service mesh that lets you more easily monitor and control communications across services.

AWS CloudHSM provides total access management control and protection for your encryption keys with secure and compliant hardware security modules (HSMs).

AWS Cloud9 is a cloud-based integrated development environment (IDE) that lets you write, run, and debug your code with just a browser.

AWS Graviton processors deliver the best price performance for your cloud workloads, optimized for a range of general-purpose, compute, memory, and storage-intensive workloads.

A single console, with built-in security policies, for controlling Kubernetes clusters and applications.

GoCD is an open source build and release tool from Thoughtworks. GoCD supports modern infrastructure and helps enterprise businesses get software delivered faster, safer, and more reliably.

An enterprise application platform powered by Kubernetes that provides the basic functionality of Red Hat OpenShift to run containers in hybrid cloud environments.

Low-touch virtual infrastructure with LXD at any scale. Built on top of Linux containers, LXD offers a unified user experience in managing system containers, virtual machines and clusters. Easily configurable, flexible and secure way to run your workloads.

Amazon Kinesis Data Streams is a fully managed, serverless data streaming service that stores and ingests various streaming data in real time at any scale.

Kubernetes message broker and message queue platform. An open-source project providing the most efficient way to connect microservices.

AWS Device Farm is an application testing service that allows you to test iOS, Android, and web applications on real smartphones, tablets and desktop web browsers.

Capture, process, and store video streams & media streams for computer vision apps, smart home apps, smart city apps, and real-time video analytics.

AWS Lambda is a serverless compute service for running code without having to provision or manage servers. You pay only for the compute time you consume.

OSSEC is a multiplatform, open source and free Host Intrusion Detection System (HIDS). You can tailor OSSEC for your security needs through its extensive configuration options, adding custom alert rules and writing scripts.

Accelerate your full-stack web and mobile app development with AWS Amplify. Easy to start, easy to scale. No cloud expertise needed.

Explore Harvester, SUSE's hyperconverged infrastructure solution, to streamline your virtual machine and Kubernetes workloads. Discover cost-effective HCI systems for a modern cloud-native environment.

InfoScale 8.0.2   Veritas InfoScale is a software-defined infrastructure solution that is integrated directly with applications to provide high availability and disaster recovery for critical business services, including databases, customer applications and multitiered business services. It delivers a common availability platform that supports physical, virtual, and all major public cloud environments, providing the flexibility to optimize availability for any platform based on business requirements.   To learn more about InfoScale and what it can do for you, please visit our InfoScale product page: https://www.veritas.com/availability/infoscale   What’s new in InfoScale 8.0.2   With this release, InfoScale expands on Veritas’ decades-long position as the leader in this space. InfoScale 8.0.2 introduces significant security and usability improvements while simultaneously expanding our platform support to include the latest and most widely adopted hyper-converged and multi-cloud environments.    Expanded cloud support – Oracle Cloud, AWS VMC, Google Cloud GCVE, AWS MultAttach, Azure Shared Disk, Azure Managed Identity, better support for VVR stretch clusters Enhanced security – Secure Boot support (Linux), Windows Volume Encryption, SecureFS ransomware protection, support for the latest updates to OS, database and virtualization platforms Improved ease of use – simplified deployment using Ansible templates and native CPI installers, VIOM improvements for ransomware protection and VVR, Windows wizards for shared-storage configuration in cloud Core functionality enhancements – Support S3 target, OpenStack Manila and Cinder support, improved DMP performance (FPIN), NVMe fencing (AFA), FSS resync improvements   See Release Notes for details

NCache is an extremely fast and scalable Open Source In-Memory Distributed Cache for .NET and Java that caches app data and stores Web Sessions in multi-server environments.

Alpaquita Linux is the Alpine-based build fine-tuned for Java with glibc and musl support. Ideal for cloud deployment, containers, and native images.

Discover ChromeOS, the secure cloud-first operating system that keeps your business moving and provides employees with a modern experience.

Amazon Lightsail is an easy-to-use virtual private server (VPS) that offers simple management of cloud resources such as containers, at low, predictable prices.

AWS Local Zones are a type of AWS infrastructure deployment that make it possible to run low latency applications closer to end users or on-premises installations in a specific geography.

Secure your private business network with a self-hosted VPN, Access Server, ideal for cloud or on-premise setups. Free with 2 simultaneous VPN connections.

Apache Kafka: A Distributed Streaming Platform.

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MightyCall is a fast and secure virtual phone system that provides online phone numbers for business. Test drive 30+ VoIP features with a free trial today.

Sylpheed - Sylpheed はシンプル、軽量かつ高機能で使いやすい、無料のメールソフトです。Sylpheed は Windows から Linux まで様々なプラットフォームに対応しています。

AWS IoT Analytics makes it simple to run and operationalize analytics on massive volumes of IoT data, without the cost and complexity of building an IoT analytics platform.

Windows IoT product offerings and developer overview

Apache Geronimo web site

Learn about AWS Inferentia an ML chip presented by AWS.

Secure your collaborations with a dedicated layer of protection against malware, malicious links, and other threats that SharePoint administrators are often unaware of.

Production-Grade Container Orchestration

This product has charges associated with it for seller support. The Node.js 13 on Ubuntu 20 AMI provides developers with a powerful platform for building scalable and high-performance applications. Featuring the latest version of Node.js, this AMI ensures you can leverage modern JavaScript capabilities while benefiting from Ubuntu's stability and extensive package ecosystem. Ideal for microservices, web applications, and real-time applications like chat programs or gaming servers, this AMI simplifies deployment and enhances resource management in the AWS EC2 environment. With support for asynchronous programming and a variety of robust modules, your development pipeline can be more efficient. Quickly spin up your Node.js environment with this pre-configured AMI and accelerate your project timelines by reducing setup and configuration complexities.

The world's only repository manager with FREE support for popular formats.

Amazon MSK is a fully managed, secure, and highly available Apache Kafka service that makes it easy to ingest and process streaming data in real time at a low cost.

Amazon SQS fully managed message queuing makes it easy to decouple and scale microservices, distributed systems, and serverless applications.

Get secure & easy remote access to desktops with Zoho Assist, the best remote support software trusted by global brands. Try our remote management software for free!