About this plugin
blue payment processing platform. blue Hosted Tokenization iFrame — it never passes through your server, keeping your site PCI-compliant.
This is the free Lite version.
What’s Included in Lite
- Credit card payments via accept.blue Hosted Tokenization iFrame — card data never touches your server
- Test / Sandbox mode — safely test payments with accept.blue sandbox credentials before going live
- Test Connection — verify your API credentials without leaving WordPress
- Debug logging — dedicated per-month log file with an in-admin log viewer, gated behind a settings toggle
- card authentication — optional EMV card authentication browser-based authentication per Form Action
- Per-form API credential override — run different forms against different accept.blue merchant accounts
- Processing overlay — animated spinner shown on form submit while payment processes
- Minified assets — production-ready JS and CSS; source files served automatically when WP_DEBUG is on
Lite vs Pro
This Lite version covers everything you need for one-time card payments. The Pro version adds:
- Recurring payments & subscriptions — automatic recurring billing on a schedule, managed directly from accept.blue
- Installment plans — split a charge into scheduled installments
- Saved cards / Customer vault — let returning customers reuse a saved card without re-entering details
- Digital wallets — accept Google Pay at checkout in addition to manually entered cards
- ACH / eCheck payments — accept bank transfers in addition to cards
- Full transactions dashboard — searchable, filterable transaction history inside WordPress with refund and sync actions
- Priority support
Requirements
- WordPress 6.0 or higher
- PHP 7.4 or higher
- Formidable Forms Pro (required for payment fields)
- An active accept.blue merchant account (sign up at https://accept.blue)
Source code
The unminified source files for all JavaScript and CSS are included in the plugin’s assets/ directory alongside the minified production files. No separate build step is required to review the source.
External Services
blue payment processing platform. blue services are contacted:
1. accept.blue Payment API
Used to authorise and capture credit card payments. blue API to process the charge.
blue API credentials.
When data is sent: only when a visitor submits a payment form and the tokenization step has completed successfully.
- API endpoint (live): https://api.accept.blue/api/v2/
- API endpoint (sandbox): https://api.sandbox.accept.blue/api/v2/
- accept.blue website: https://accept.blue
- API documentation: https://docs.accept.blue/api/v2
- Terms of Service / Privacy Policy: https://accept.blue/terms-of-use/
2. accept.blue Hosted Tokenization Service
Used to securely capture card details inside an iFrame. blue’s tokenization service. The visitor enters their card number, expiry, and CVV directly into this iFrame.
blue — it never passes through your WordPress server.
blue’s tokenization servers. Your server receives only a short-lived nonce in return.
When data is sent: when the visitor enters card details and submits the payment form.
- Tokenization endpoint (live): https://tokenization.accept.blue/tokenization/v0.3/
- Tokenization endpoint (sandbox): https://tokenization.sandbox.accept.blue/tokenization/v0.3/
- Terms of Service / Privacy Policy: https://accept.blue/terms-of-use/