Official Java library for 2Captcha integration. It provides seamless integration with the captcha‑solving API and solves all supported challenges:

Solving of any type of captcha:

• Normal Captcha;
• Audio Captcha;
• Text Captcha;
• reCAPTCHA v2;
• reCAPTCHA v3;
• FunCaptcha;
• GeeTest;
• GeeTest v4;
• Lemin Cropped Captcha;
• Cloudflare Turnstile; Amazon WAF;
• KeyCaptcha;
• atbCAPTCHA;
• Capy;
• Grid;
• Canvas;
• ClickCaptcha;
• Rotate;
• MTCaptcha;
• Friendly Captcha;
• Cutcaptcha.

Installation

The artifact is available from Maven Central. Instantiate TwoCaptcha solver = new TwoCaptcha('YOUR_API_KEY'); and set the API host (2captcha.com or rucaptcha.com), soft ID, callback URL, default and reCAPTCHA timeouts, polling interval and extended response format.