Paddle

Paddle is a wildly explosive, deeply specialized, and mathematically hyper-focused SaaS platform. It operates as the unquestioned, undisputed king of "SaaS Merchant of Record (MoR) and Tax Compliance." Like 2Checkout, it is an MoR, but Paddle built a massive global empire by explicitly, obsessively focusing exclusively on modern B2B and B2C Software-as-a-Service (SaaS) companies. The absolute core superpower of Paddle is its "Total SaaS Financial Offloading." A modern SaaS founder just wants to write code. Paddle mathematically handles the terrifying global tax compliance, the subscription billing logic, the localized pricing, the fraud prevention, and the checkout UI. The SaaS company mathematically sells their software to Paddle, and Paddle sells it to the world. Because it completely destroyed the horrific legal nightmare of a startup trying to remit VAT taxes to the Polish government, offering unparalleled SaaS subscription logic, beautiful checkout flows, and total legal shielding, it is the inescapable standard for modern indie-hackers, massive SaaS startups, and digital creators.