Cal.com vs Hoppscotch
Side-by-side comparison of AI visibility scores, market position, and capabilities
Open-source scheduling infra with 30K+ GitHub stars; $25M Series A (2023); API-first appointment booking embeddable into any product; self-hostable under AGPLv3 license. Founded 2021, SF.
About
Cal.com is the leading open-source scheduling infrastructure platform, enabling businesses and developers to build appointment booking and calendar management into any application. Founded in 2021 and headquartered in San Francisco, Cal.com offers both a hosted SaaS product and a self-hostable open-source version under the AGPLv3 license. The platform integrates with Google Calendar, Outlook, Zoom, Stripe, and hundreds of other tools via a composable API-first architecture.
Open-source browser-based API testing platform with 500K+ developers; $3M seed from OSS Capital competing with Postman as a lightweight, self-hostable alternative for REST and GraphQL testing.
About
Hoppscotch is an open-source API development and testing platform — providing a web-based, lightweight alternative to Postman and Insomnia for building, testing, and documenting REST, GraphQL, WebSocket, and gRPC APIs. Founded in 2019 by Liyas Thomas and Andrew Bastin in Kochi, India, Hoppscotch has grown to 500,000+ developers globally using the platform, raised $3 million in seed funding led by OSS Capital with participation from Automattic (WordPress.com parent), and offers a free open-source version alongside Hoppscotch Pro cloud with team collaboration and private workspaces.
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