CORS Configuration Builder

Generate CORS policies for various frameworks and servers

What it does

Generate CORS policies for various frameworks and servers. Review the result before reusing it in another workflow.

How to use it

Provide the input or settings requested by the tool.
Run its primary action and review the displayed result.
Check the output before copying, downloading, or using it elsewhere.

Useful for

When you need to generate CORS policies for various frameworks and servers.
Using cors configuration builder to prepare or check work before moving to the next step.

CORS Configuration Builder

Generate CORS policies for various frameworks and servers

Configuration

Allowed Origins

Allowed Methods

Allowed Headers

Content-Type

Authorization

Exposed Headers (Optional)

Allow Credentials (cookies, authorization headers)

Max Age (seconds)

Generated Code

Framework / Server

// Express.js CORS Configuration
const cors = require('cors');

const corsOptions = {
  origin: '*',
  methods: ["GET", "POST", "PUT", "DELETE", "OPTIONS"],
  allowedHeaders: ["Content-Type", "Authorization"],
  credentials: false,
  maxAge: 86400
};

app.use(cors(corsOptions));

Security Notes

Avoid using '*' for production environments
Be specific with allowed origins and headers
Enable credentials only when necessary
Set appropriate max age for preflight caching
Test CORS configuration thoroughly

What it does

Generate CORS policies for various frameworks and servers. Review the result before reusing it in another workflow.

How to use it

Provide the input or settings requested by the tool.
Run its primary action and review the displayed result.
Check the output before copying, downloading, or using it elsewhere.

Useful for

When you need to generate CORS policies for various frameworks and servers.
Using cors configuration builder to prepare or check work before moving to the next step.

Configuration

Allowed Origins

Allowed Methods

Allowed Headers

Content-Type

Authorization

Exposed Headers (Optional)

Allow Credentials (cookies, authorization headers)

Max Age (seconds)

Generated Code

Framework / Server

// Express.js CORS Configuration
const cors = require('cors');

const corsOptions = {
  origin: '*',
  methods: ["GET", "POST", "PUT", "DELETE", "OPTIONS"],
  allowedHeaders: ["Content-Type", "Authorization"],
  credentials: false,
  maxAge: 86400
};

app.use(cors(corsOptions));

Security Notes

Avoid using '*' for production environments
Be specific with allowed origins and headers
Enable credentials only when necessary
Set appropriate max age for preflight caching
Test CORS configuration thoroughly

CORS Configuration Builder

About CORS Configuration Builder

What it does

How to use it

Useful for

CORS Configuration Builder

Configuration

Generated Code

Security Notes

About CORS Configuration Builder

What it does

How to use it

Useful for

Configuration

Generated Code

Security Notes