Interesting to note that the original invention of Proof Of Work was motivated by anti-spam in particular ("Pricing via Processing or Combatting Junk Mail" Dwork & Naor, Advances in Cryptology — CRYPTO' 92).
Yes it is an piece that you can integrate on every form by hand if you are a coder. The plugin is addressed to people who aren't coding and thus are using Wordpress. It secures all forms of your page at once even for third party form builders and themes.
Since June 2026 there exists a WordPress integration, but it covers only a few forms and requires for an additional service.
But yes, if you don't use Wordpress and develop your page on your own, Cap may be a good choice.
Since June 2026 there exists a WordPress integration, but it covers only a few forms and requires for an additional service.
But yes, if you don't use Wordpress and develop your page on your own, Cap may be a good choice.