Side-by-side comparison of AI visibility scores, market position, and capabilities
Programming education platform for engineers building Redis, Git, and SQLite from scratch to understand fundamentals; $2.3M from Mike Krieger and Arash Ferdowsi backed by GitHub, Stripe, Apple engineers.
CodeCrafters is a Concord, California-based programming education platform where experienced software engineers build real-world developer tools from scratch — creating Redis, Git, SQLite, HTTP servers, BitTorrent clients, and other foundational software components to deeply understand how these systems work rather than just learning to use them. Founded in 2022 and backed by $2.3 million in seed funding from notable angel investors including Instagram co-founder Mike Krieger and Dropbox co-founder Arash Ferdowsi, CodeCrafters is used by engineers at GitHub, Stripe, Microsoft, Apple, and NVIDIA.
Kong-acquired (2019) open-source API testing and development platform with 1M+ users; Insomnia 10 added AI Runner, competing with Postman for the API client developer tooling market.
Insomnia is an open-source API development and testing platform that provides developers with a powerful client for designing, debugging, and testing REST, GraphQL, SOAP, and WebSocket APIs — offering an intuitive interface for crafting API requests, inspecting responses, organizing API collections, and writing automated tests without the complexity of commercial alternatives. Founded in 2014 by Gregory Schier in Victoria, Canada, Insomnia was acquired by Kong (the leading API management company) in October 2019 and has grown to over 1 million users as of September 2024.
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