Pow Captcha is a WordPress plugin that adds Proof of Work (PoW) captcha verification to your forms. This provides an effective way to prevent spam and bot submissions without requiring users to solve visual puzzles or complete complex challenges.

The plugin integrates seamlessly with popular form plugins including:

• Contact Form 7
• Gravity Forms
• And more coming soon

Features:

• Lightweight and fast
• No visual puzzles for users
• Effective spam protection
• Easy integration with existing forms
• Customizable difficulty levels
• Developer-friendly with hooks and filters

WP-CLI commands

Configure the plugin

wp pow-captcha set_api_key “your-secret-api-key”
wp pow-captcha set_api_url “https://your-captcha-service.com”
wp pow-captcha set_enable_on_login_form true

Check configuration

wp pow-captcha status

Clear cache when needed

wp pow-captcha clear_cache