Fathom Capital

Clerk provides a complete suite of embeddable authentication UIs, flexible APIs, and admin dashboards for user management. The platform handles sign-up, sign-in, multi-factor authentication, organization management, and session handling, allowing developers to add secure auth to their applications in minutes instead of months. Clerk integrates natively with Next.js, React, and other popular frameworks.

Convex is an open-source reactive backend-as-a-service platform that provides a real-time database, serverless functions, and client SDKs for building live-updating web and mobile apps. The platform integrates a TypeScript-based document store and function runtime for queries and mutations. Convex went open source in March 2024.