Captcha Generator

Captcha Generator is a Node library for quickly and easily generating captcha images. Forked from HaileyBot/captcha-generator for colorful alphanumeric captchas and adjustable variations.

Installation

npm i @yokilabs/captcha-generator
yarn add @yokilabs/captcha-generator

Usage

Basic

// Import the module
const Captcha = require("@yokilabs/captcha-generator");
import Captcha from "@yokilabs/captcha-generator";

// Create a new Captcha object
//  - Optional argument to specify image height (250 to 400px, default 250)
//    - Image width is 400px
//  - Returned object will contain 4 properties
//    - "PNGStream" is a stream object for the image file in PNG format
//    - "JPEGStream" is a stream object for the image file in JPEG format
//    - "dataURL" is a data URL containing the JPEG image data
//    - "value" is the 6 character code the image contains
let captcha = new Captcha();
console.log(captcha.value);

Save to file example

const path = require("path"),
	fs = require("fs"),
const Captcha = require("@yokilabs/captcha-generator");
import Captcha from "@yokilabs/captcha-generator";

let captcha = new Captcha();
captcha.PNGStream.pipe(fs.createWriteStream(path.join(__dirname, `${captcha.value}.png`)));
captcha.JPEGStream.pipe(fs.createWriteStream(path.join(__dirname, `${captcha.value}.jpeg`)));

License

This project is licensed under GPL-3.0