Installation

As a standalone tool:

$ npm install -g corsproxy

As a dependency:

$ npm install corsproxy

Running

Standalone:

$ corsproxy
CORS Proxy started on localhost:9292

Standalone with custom host/port:

$ corsproxy 0.0.0.0 1234
CORS Proxy started on 0.0.0.0:1234

As a dependency:

var cors_proxy = require("corsproxy");
var http_proxy = require("http-proxy");
http_proxy.createServer(cors_proxy).listen(1234);

With custom target:

var cors_proxy = require("corsproxy");
var http_proxy = require("http-proxy");
cors_proxy.options = {
    target: {
        host:"0.0.0.0",
        port:5984
    }
};
http_proxy.createServer(cors_proxy).listen(1234);

Usage

The cors proxy will start at http://localhost:9292. To access another domain, use the domain name (including port) as the first folder, e.g.

http://localhost:9292/localhost:3000/sign_in
http://localhost:9292/my.domain.com/path/to/resource
etc etc