Kinde

Kinde is a fully integrated developer platform designed for modern SaaS products, offering comprehensive solutions for authentication, billing, and access management. It enables engineers to quickly add secure user authentication, manage recurring subscriptions, and control user access with just a few lines of code. Kinde supports various authentication methods, including password, passwordless, social, and enterprise SSO, along with multi-factor authentication (MFA) and machine-to-machine (M2M) connections. Beyond authentication, Kinde provides robust billing tools for recurring subscriptions, allowing businesses to define plans, features, and pricing tiers without building complex billing systems from scratch. It also includes back-office tools for managing organizations, users, roles, and permissions, adapting to various B2B business models. Kinde aims to help SaaS businesses accelerate product development, monetize effectively from day one, and foster customer loyalty by providing insights into user behavior and offering lead-generation tools like waitlists and subscriber forms.