From Unofficial reCAPTCHA Wiki

This wiki is an unofficial repository for hints, tips, information and documentation about reCAPTCHA.

[edit] Starting Points

• How to integrate reCAPTCHA
• How to reCAPTCHA Your Java Application
• How to change reCAPTCHA colors
• FAQ

[edit] External Links

• recaptcha.net - reCAPTCHA main site