I'm pleased to announce the release of the new Square Payments module for Zen Cart.

You can find the plugin download at https://www.zen-cart.com/downloads.php?do=file&id=156

And installation instructions at https://www.zen-cart.com/content.php?349-Square-Payments

Support Thread at https://www.zen-cart.com/showthread.php?222449-Square-Payments

Compatible with Zen Cart v1.5.5 and v1.5.4 .... and works on PHP 7.2, 7.1, 7.0, 5.6, 5.5, 5.4