1.rabbitmq / rabbitmq-serverOpen source RabbitMQ: core server and tier 1 (built-in) pluginsrabbitmqamqpmessagingamqp-0-9-1amqp1-0mqtt+4 moreJavaScriptOther license14K total4K forks+200 starsfrom 13,754 · score 5.30
2.faye / fayeSimple pub/sub messaging for the webJavaScriptOther license4.4K total367 forks+3 starsfrom 4,380 · score 1.39