uml-state-machine

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QuantumLeaps /qpc

Star1.2k

QP/C Real-Time Event Framework/RTOS implements event-driven Active Object (Actor) model combined with Hierarchical State Machines. Specifically designed for embedded systems (e.g., ARM Cortex-M MCUs).

arm framework embedded state-machine actor-model statechart actor event-driven rtos uml-state-machine arm-cortex-m3 arm-cortex-m0 arm-cortex-m7 hierarchical-state-machine embedded-c qp active-object samek arm-cortex-m4 arm-cortex-m

UpdatedOct 14, 2025
C

QuantumLeaps /qpcpp

Star442

QP/C++ Real-Time Event Framework/RTOS implements event-driven Active Object (Actor) model combined with Hierarchical State Machines. Specifically designed for embedded systems (e.g., ARM Cortex-M MCUs).

arm framework fsm state-machine actor-model statechart embedded-systems actor event-driven rtos arm-cortex-m4f uml-state-machine arm-cortex-m3 arm-cortex-m0 arm-cortex-m7 hierarchical-state-machine embedded-c qp active-object samek

UpdatedOct 14, 2025
C++

kiishor /UML-State-Machine-in-C

Star216

A minimalist UML State machine framework for finite state machine and hierarchical state machine in C

c fsm state-machine event-driven-programming finite-state-machine hsm state-transition state-transitions event-dispatcher uml-state-machine hierarchical-state-machine active-object

UpdatedAug 3, 2024
C++

QuantumLeaps /qpn

Star174

QP-nano real-time embedded framework/RTOS for embedded systems based on active objects (actors) and hierarchical state machines

arduino avr framework fsm state-machine actor-model statechart embedded-systems actor event-driven msp430 rtos uml-state-machine arm-cortex-m0 embedded-c qp active-object samek

UpdatedMay 5, 2023
C

QuantumLeaps /qm

Star165

"Low ceremony" graphical modeling and code generation tool based on QP frameworks and Hierarchical State Machines (UML Statecharts)

windows macos linux fsm code-generator state-machine statechart uml embedded-systems object-oriented free code-generation graphical-models modeling-tool state-diagram uml-state-machine hierarchical-state-machine qp samek qm-modeling

UpdatedSep 1, 2025
Shell

igor-krechetov /hsmcpp

Star108

C++ based Hierarchical / Finite State Machine library oriented for embedded and RTOS systems.

embedded fsm state-machine cpp embedded-systems freertos finite-state-machine hsm rtos fsm-library uml-state-machine hierarchical-state-machine

UpdatedAug 13, 2024
C++

aleph2c /miros

Star58

Python statecharts

state-machine uml python3 reactive-programming hsm uml-state-machine statecharts harel

UpdatedJun 9, 2024
Python

vortexmakes /RKH

Star57

State machine framework for reactive embedded systems

real-time framework embedded-systems state-machines uml-state-machine statecharts

UpdatedJul 31, 2025
C

finger563 /webgme-hfsm

Sponsor

Star52

Metamodel, visualization, simulation, and code generation for Hierarchical Finite State Machines (HFSMs) following the UML State Machine spec.

fsm state-machine uml webgme uml-state-machine webgme-domain hfsm code-generators

UpdatedAug 22, 2025
C++

QuantumLeaps /qp-arduino

Star44

QP/C++ real-time event framework/RTOS for Arduino (ARM Cortex-M)

arduino framework fsm kernel state-machine modeling statechart sam arduino-library free event-driven code-generation arduino-uno rtos modeling-tool uml-state-machine qp samek adruino-due qpcpp

UpdatedJul 9, 2025
C++

SeadexGmbH /yasmine

Star38

yasmine - the C++ UML state machine framework

c-plus-plus fsm state-machine cpp cpp14 uml cpp11 statemachine fsm-library uml-state-machine

UpdatedAug 22, 2018
C++

stateforge /StateBuilder

Star33

State machine code generator for C++ and Java.

state-machine asynchronous statechart state finite-state-machine uml-state-machine

UpdatedOct 16, 2015
C++

vstirbu /fsm-viewer

Star27

View finite state machines using fsm-as-promised library as UML diagrams in VSCode

javascript vscode uml-diagram uml-state-machine

UpdatedJan 3, 2023
JavaScript

navaro /qoraal-engine

Star16

Embedded state machine language with a just-in-time compiler for unparalleled speed and efficiency.

embedded fsm compiler state-machine engine embedded-systems finite-state-machine uml-state-machine hierarchical-state-machine toaster-oven

UpdatedOct 15, 2025
C

dryml /dryml

Star13

DRYML (an acronym for “DRY Modelling Language”) is both a human- and machine-readable software modelling language

modeling uml plantuml uml-diagram modelling uml-diagrams software-architecture activity-diagram uml-state-machine software-design use-case-diagram uml-model uml-sequence-diagram uml-class-diagram diagram-generator software-architecture-and-design business-analysis activity-diagrams modelling-tool dryml

UpdatedApr 20, 2021
Python

cepsdev /machines4ceps

Star12

A tool for executable specifications written in modern, portable C++. Offers a comprehensive extendable DSL (Domain Specific Language) for specifying software with built-in support for UML state machines (and more). Comes with a runtime to run, trace and visualize your (state) machines.