Singleton Packages

Only keep a single instance, aborting previous instances on subsequent calls

sifo singleton

Javascript observable state container

framework to simplify faking and sharing objects within unit tests

Convert Backbone classes seamlessly into singletons

Connect to (and, if needed, fire up) a daemon with exposed asynchronous API and share or cache data across clients.

Asynchronous Singleton generator through TSTL

Throttled window scroll and resize events. In the singleton + signal way

Simplifies connection and authorisation with MongoDB

A singleton instance for MongoDB with fallbacks for unspecified Mongo URL (great for testing)

A simple singleton wrapper to node mysql

An admit-one ticket for your React components

provide a koa-router instance for singleton

Simple state manager based on Singleton design pattern

Dependency Injection Mananger

A simple singleton implementation

A convenience module for developing concise and readable singleton objects.

Singleton with es6 symbol

Implementation of Singleton design pattern

Runtime Singleton Checker