Polar

Polar is a comprehensive payment infrastructure platform designed specifically for SaaS and digital product businesses. The platform offers seamless integration with popular frameworks like Next.js, allowing developers to implement secure checkouts in under a minute.

Key Features:

• Framework Adapters: Quick integration with Next.js, BetterAuth, and TypeScript support
• Usage-Based Billing: Automated ingestion strategies including LLM token consumption tracking with Vercel AI SDK support
• Merchant of Record Services: Complete handling of sales tax, VAT, GST, and international compliance
• Automated Product Benefits: License keys, digital downloads, GitHub repository access, and Discord server integration
• Command Line Tools: Bootstrap products and migrate from competitors like LemonSqueezy

The platform excels in simplicity and automation, offering features like integrated customer portals, granular webhook handlers, and detailed transaction ledgers. With Stripe Connect integration for withdrawals and comprehensive analytics, Polar handles the complex aspects of digital commerce while maintaining developer-friendly APIs.

Pricing starts at 4% + 40¢ per transaction with early member rates, making it accessible for businesses of all sizes looking to modernize their payment infrastructure.