statechart

State machines, statecharts, and actors for complex logic

Go library for creating finite state machines

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).

Expressive statecharts and FSMs for modern Python.

Durable Rules Engine

write beautiful state charts 🙀

Hierarchical state machines for designing event-driven systems

A powerful Kotlin Multiplatform state machine library with clean DSL syntax and first-class Kotlin Coroutines support

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).

Create state-machine-powered LLM agents using XState

Statechart library and editor

There is no state but what we make. Feel free to pitch in.

An Event-Driven, Asynchronous, Behavioral State Machine Library for ROS (Robotic Operating System) applications written in C++

Human-friendly, hierarchical and serializable state machines for games and apps in C#.

YAKINDU Statechart Tools (http://www.statecharts.org)

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

Graphical modeling and code generation tool based on Hierarchical State Machines (UML Statecharts) and QP Real-Time Event Frameworks

C++ StateChart Library

The ThingML modelling language

ScxmlEditor - powerful tool for creating, editing and debugging scxml files