Razorpay

This is the official “Quick Payments” plugin for Razorpay merchants. This allows 
you to do the following:
<ol>
<li>Add a few custom variables and some markup to a page.</li>
<li>Specify the amount, name, description and other custom details as page metadata.</li>
<li>Write [RZP] wherever you want on the post and the button to show up.</li>
<li>The plugin takes over and completes the payment.</li>
</ol>
This makes use of the Razorpay Orders API, and the flow is the follows:
<ol>
<li>The plugin parses the page before it is rendered</li>
<li>Inserts its javascript/css/html if it finds the relevant data and markup</li>
<li>A click on the button creates an “order” using Ajax/Razorpay API</li>
<li>The order ID is passed to checkout with auto-capture enabled</li>
<li>The payment is completed there itself and the customer is informed</li>
</ol>
<h3>Customization</h3>
For this plugin to work correctly, please mention the following items as page metadata (using Screen Options for >4.8) -> Custom Fields:
<ol>
<li>‘name’ of the product.</li>
<li>‘description’ of the product.</li>
<li>‘amount’ with a minimum of 1 rupee.</li>
</ol>

Razorpay Quick Payments

Allows you to easily sell things using Razorpay on your WordPress website.

acgadi

SeatKit is a professional seat booking and ticket reservation plugin for WordPress. 
It is designed for businesses that sell fixed seats, such as bus operators, event organizers, cinemas, theaters, and tour providers.
SeatKit follows a payment-verified booking flow, ensuring that seats are confirmed only after successful payment verification from the gateway. This prevents double bookings and maintains inventory accuracy even during high traffic.
<h3>Features</h3>
<ul>
<li>Bus, Event, and Cinema Booking – Create trips and events with seat-based inventory.</li>
<li>Visual Seat Selector – Customer-friendly seat selection interface.</li>
<li>Advanced Seat Layout Builder – Drag-and-drop seat layout creation with customizable categories and pricing.</li>
<li>Multiple Payment Gateways – Razorpay (India) and Stripe (Global).</li>
<li>Secure Checkout Flow – Server-side payment verification.</li>
<li>PDF Tickets – Automatically generated tickets with QR codes.</li>
<li>Customer Dashboard – View bookings and download tickets.</li>
<li>OTP-based Login – Passwordless customer authentication.</li>
<li>Refund and Cancellation Rules – Admin-configurable deduction percentage and cutoff time.</li>
<li>Transactional Emails – Booking confirmation and cancellation emails.</li>
<li>Admin Management Panel – Manage trips, bookings, tickets, and transactions.</li>
</ul>
<h3>Shortcodes</h3>
Use the following shortcodes to display booking interfaces:
<ol>
<li><code>[seatkit_trips]</code></li>
<li><code>[seatkit_account]</code></li>
<li><code>[seatkit_trip id="123"]</code></li>
</ol>
<h3>Bundled Libraries and Credits</h3>
<ul>
<li>FPDF – PDF generation 
Copyright (c) Olivier Plathey 
Licensed under the FPDF License</li>
</ul>
<h3>External Services</h3>
This plugin relies on the following third-party services to function:
<ol>
<li>
Razorpay 
Used for processing payments in India. When a user selects Razorpay at checkout, payment details (amount, currency, order ID) are sent to Razorpay servers securely. 
Privacy Policy: https://razorpay.com/privacy/ 
Terms of Service: https://razorpay.com/terms/
</li>
<li>
Stripe 
Used for processing global payments. If Stripe is enabled, payment intents and client secrets are generated via Stripe API. The checkout process loads <code>js.stripe.com</code> to handle secure card entry. 
Privacy Policy: https://stripe.com/privacy 
Terms of Service: https://stripe.com/legal/ssa
</li>
<li>
goQR.me API (QRServer) 
Used to generate QR codes for tickets. The booking reference number is sent to <code>api.qrserver.com</code> to generate a QR image for PDF ticket and frontend view. No personal user data is sent, only the booking reference string. 
Privacy Policy: https://goqr.me/privacy/
</li>
</ol>
All bundled components are compatible with GPLv2+ distribution.

SeatKit

Seat-based booking and ticketing plugin for buses, events, cinemas, and venues with Razorpay and Stripe payments.

Razorpay Quick Payments vs SeatKit