Hyperswitch
High-performance payments orchestrator built in Rust. A sovereign alternative to Stripe for intelligent routing and secure card vaulting.
E-Commerce
WooCommerce
GPL-3.0 e-commerce plugin for WordPress from Automattic — unlimited products and orders in the free core; compliance certifications (SOC 2, ISO 27001, FedRAMP) require WordPress VIP at $2,000+/mo.
Sylius
MIT-core Symfony e-commerce framework — B2C, B2B, and marketplace architectures for mid-market brands. B2B suite, multi-store, and advanced inventory require Sylius Plus.
Saleor
Headless commerce API for web, mobile, and POS from a single GraphQL core — all platform features in the open-source release; no paywalls.
Pimcore
POCL-licensed PIM, MDM, and DAM platform. Austria-based, EU jurisdiction — €5M revenue threshold triggers mandatory commercial licensing with no open-source exit path.
Medusa
MIT-licensed headless commerce engine. Zero GMV tax, full database ownership, no revenue sharing — for B2B and DTC architectures that Shopify Plus cannot accommodate.
PrestaShop
OSL-3.0 e-commerce platform from France — full data sovereignty, zero revenue tax at scale. Marketplace modules for advanced features carry separate commercial licences.