IntrOS

Free, simple and tiny cooperative operating system (OS) designed for deeply embedded applications.
Target: ARM Cortex-M, STM8, AVR8.
It was inspired by the concept of a state machine.
Procedure executed by the task (task state) doesn't have to be noreturn-type. It will be executed into an infinite loop. There's a dedicated function for immediate change the task state.

Features

kernel can operate in cooperative (non-preemptive) mode only
kernel can operate with 16, 32 or 64-bit timer counter
kernel can operate in tick-less mode
spin locks
once flags
events
signals with protection mask
flags (any, all)
barriers
semaphores
mutexes
condition variables
memory pools
stream buffers
message buffers
mailbox queues
event queues
job queues
timers (one-shot, periodic)
c++ wrapper
all documentation is contained within the source files
examples and templates are in separate repositories (https://github.com/stateos)

Project Activity

See All Activity >

License

MIT License

Follow IntrOS

IntrOS Web Site

Other Useful Business Software

Skillfully - The future of skills based hiring

Realistic Workplace Simulations that Show Applicant Skills in Action

Skillfully transforms hiring through AI-powered skill simulations that show you how candidates actually perform before you hire them. Our platform helps companies cut through AI-generated resumes and rehearsed interviews by validating real capabilities in action. Through dynamic job specific simulations and skill-based assessments, companies like Bloomberg and McKinsey have cut screening time by 50% while dramatically improving hire quality.

Learn More

Rate This Project

User Reviews

Be the first to post a review of IntrOS!

Additional Project Details

Registered

2017-07-14

Similar Business Software

Google Cloud Platform

Google Cloud is a cloud-based service that allows you to create anything from simple websites to complex applications for businesses of all sizes. New customers get $300 in free credits to run, test, and deploy workloads. All customers can use 25+ products for free, up to monthly usage...

See Software
Windsurf Editor

The Windsurf Editor is a free AI-powered IDE and AI coding assistant that accelerates development by providing intelligent code generation and agents in over 70 programming languages and more than 40 IDEs, including VSCode, JetBrains, and Jupyter Notebooks. With Windsurf, developers can write...

See Software
Process Street

Process Street is an AI-powered compliance operations platform that automates complex workflows, enforces standards, and tracks audit data in real time. Teams use it to create structured SOPs, assign tasks, collect data, and monitor execution with intelligent oversight. From onboarding and...

See Software
Synchredible

Synchredible allows users to easily synchronize, copy, and backup individual folders or entire drives with just one click. Our intuitive assistant guides you through defining tasks that can be scheduled, triggered by changes (real-time monitoring), or executed when connecting an external storage...

See Software
Aikido Security

Secure your code, cloud, and runtime in one central system. Aikido’s all-in-one security platform is loved by developers and security teams alike with full security visibility, insight in what matters most, and fast/automatic vulnerability fixes. Teams get security done with Aikido thanks...

See Software
Bitrise

Bitrise is a CI/CD platform built for mobile development, helping teams speed up builds, automate testing, and deliver high-quality apps faster. It supports native languages like Swift, Objective-C, Java, and Kotlin, as well as cross-platform frameworks including React Native, Flutter, Xamarin,...

See Software