Non-deterministic finite state machine with time-based ticks, persistence, and multiple active states

XState for finite state machines

A finite state machine iterator for JavaScript

A state machine compiler

A minimal implementation of xstate fsm for UI machines

A finite state machine library

finite state machine with async callbacks

UI-Router Core: Framework agnostic, State-based routing for JavaScript Single Page Apps

A finite state machine library for Node.js and the browser with a friendly configuration DSL

A finite state machine (FSM) implementation for node.js

Simple finite state machine framework that can be used with client or server.

Zero-dependency timeout/deadline primitive: clampTimeout, deadline, timeoutOf, TimeoutReason (timing + classification only, no termination)

State management made super simple

Core logic for the cascade-select widget implemented as a state machine

Core logic for the checkbox widget implemented as a state machine

3-dimensional physics engine in Rust - official JS bindings. Compatibility package with inlined webassembly as base64.

React hooks for Robot finite state machines

HFSM Implementation

Deepkit workflow engine / finite state machine

A library for finite automata and regular expressions in the context of JS RegExp