Plugin Tag: Proof of Work

Cardea – Proof-of-Work Comment Spam Protection

(0 total ratings)

Lightweight, zero-dependency Proof-of-Work anti-spam protection for WordPress comments.

omikheev Fewer than 10 active installations Tested with 6.9.4
Crovly – Proof of Work Captcha & Spam Protection

(0 total ratings)

Privacy-first, Proof of Work captcha for WordPress. No image puzzles, no tracking. 22+ integrations included.

crovly Fewer than 10 active installations Tested with 6.9.4
HashCash – Proof of Work CAPTCHA

(0 total ratings)

Invisible Proof-of-Work CAPTCHA. No checkboxes, no image grids, no Google, no tracking. Just spam protection that gets out of the way.

RicheyWeb Fewer than 10 active installations Tested with 7.0
Privacy CAPTCHA for Cap

(0 total ratings)

Privacy-friendly spam protection for comments, login, registration, WooCommerce, and Gravity Forms, powered by your own Cap server.

Daniel Sturm Fewer than 10 active installations Tested with 7.0
GateCHA CAPTCHA

(0 total ratings)

Self-hosted ALTCHA proof-of-work CAPTCHA via GateCHA. Protects WordPress forms without cookies, fingerprinting, or third-party services.

gatecha Fewer than 10 active installations Tested with 7.0