> ## Documentation Index > Fetch the complete documentation index at: https://spreecommerce.org/docs/llms.txt > Use this file to discover all available pages before exploring further. # 3rd party integrations > Browse Spree's third-party integrations for payments, shipping, tax, search, analytics, marketing, and AI to extend your storefront. ## Payments Stripe is a popular payment gateway that allows you to accept payments from your customers. Credit cards, wallets, buy-now-pay-later, installment payments and more. Adyen is a global payment platform that enables businesses to accept payments across multiple channels and markets. Credit cards, digital wallets, BNPL, local payment methods, and more across 150+ currencies. PayPal is an online payment system that allows you to send and receive money around the world. You can link your credit card, debit card, or bank account. You can also set up a PayPal Balance account. Razorpay is a secure payment gateway that enables businesses to accept online payments via cards, UPI, net banking, and wallets. It also supports international transactions across multiple currencies. ## Tax Automated real-time tax calculation for sales tax, VAT, and indirect taxes — with exemption management, transaction reporting, and US/Canada address validation. ## Search One platform to build, scale, and unify search and AI retrieval. Search-as-you-type returns answers in less than 50 milliseconds. That's faster than the blink of an eye! ## Analytics Google Analytics 4 is a powerful analytics tool that allows you to track user behavior, sales performance, and marketing effectiveness across your store. Google Tag Manager is a flexible tag management tool that lets you deploy and control marketing, analytics, and tracking scripts across your store. ## Marketing Klaviyo is a marketing automation platform that allows you to send email campaigns to your customers.