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OpenLiteSpeed + Node.js is a web-server-and-application setup: OpenLiteSpeed receives web requests and routes selected traffic to a Node.js application running separately. OpenLiteSpeed can connect the two through a Node.js application-server context or through a general reverse-proxy configuration.

What OpenLiteSpeed and Node.js each do

OpenLiteSpeed is the public-facing web server. Node.js runs the application that handles requests on the backend. OpenLiteSpeed directs requests to that application, so the two components have distinct roles rather than Node.js replacing the web server.

OpenLiteSpeed’s Node.js application-server guide shows this arrangement with a Node.js app listening on a local address. Its reverse-proxy guide describes the broader pattern of forwarding selected requests to an HTTP-capable backend.

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Two ways to route requests to a Node.js app

The official guides document two configuration models. They illustrate related approaches, but do not establish that one is faster, safer, or better for every application.

Approach How it is configured Documented example
Node.js application-server context Define a context in the virtual host, including a URI, application location, Node.js binary path, and application type. The guide uses the URI /node/, an example binary path of /usr/bin/node, and a Node app listening on 127.0.0.1:3000. OpenLiteSpeed Node.js guide
External application with reverse-proxy routing Define the backend as an external application with its address and port, then route requests using rewrite rules, proxy contexts, or script handlers. The guide illustrates an external backend at localhost:8080. This is an example address, not a Node.js requirement. OpenLiteSpeed reverse-proxy guide

What the Node.js walkthrough demonstrates

The Node.js guide provides a minimal example rather than a complete production deployment. It creates an application-server context for /node/ under the example virtual host’s document root, specifies a Node.js binary path and sets the application type to node. The sample app uses Node’s built-in HTTP module, binds to 127.0.0.1 on port 3000, and returns plain text.

To check the guide’s example, it directs readers to visit the OpenLiteSpeed host at /node/. The path, document-root location, binary path, and port are all example values; adapt them to the actual installation and app rather than assuming they are universal defaults. See the official walkthrough for its configuration details.

How reverse-proxy routing works

In the general reverse-proxy model, the backend is defined as an external application, and a separate routing rule determines which requests OpenLiteSpeed sends to it. The documented choices include rewrite rules, proxy contexts, and script handlers. This can describe a separately running HTTP application; the guide’s localhost:8080 example is illustrative, not a prescribed Node.js listening address.

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For the general configuration model and its routing options, consult OpenLiteSpeed’s reverse-proxy documentation.

WebSocket support and the WSS backend limitation

Applications that use WebSockets need a separate WebSocket proxy configuration. OpenLiteSpeed’s WebSocket Proxy documentation says the proxy forwards traffic that includes a WebSocket upgrade request to the configured backend. It also states: “OpenLiteSpeed does not support WSS as a backend WebSocket, but the client can still use WSS over HTTPS to connect if you have SSL set up.”

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Deployment options and what to verify

OpenLiteSpeed lists Node.js among the application options in its cloud images documentation. That makes a cloud image one documented way to deploy the software, but the listing does not endorse a hosting provider or compare providers.

The cited guides do not provide a current OpenLiteSpeed–Node.js compatibility matrix, recommend a production process manager, measure performance for this stack, or supply a full production security checklist. Check current release and operating-system documentation for the versions and deployment requirements that apply to your server. OpenLiteSpeed also documents proxy-related options for its one-click script; verify current options in that documentation rather than relying on an unverified command.

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