Limbo – SQLite compatible, in-process OLTP database written in Rust
In plain words
Limbo is an in-process OLTP database written in Rust that maintains SQLite compatibility. It is designed for developers who need embedded database functionality with SQLite's interface. The database operates within the application process rather than as a separate server, making it suitable for applications requiring lightweight data persistence without external dependencies.
written from the facts on this page · September 2026
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Hey there HN! We’re Joe and Stopa, and today we’re open sourcing InstantDB, a client-side database that makes it easy to build real-time and collaborative apps like Notion and Figma. Building modern apps these days involves a lot of schleps. For a basic CRUD app you need to spin up servers, wire up endpoints, integrate auth, add permissions, and then marshal data from the backend to the frontend and back again. If you want to deliver a buttery smooth user experience, you’ll need to add optimistic updates and rollbacks. We do these steps over and over for every feature we build, which can…
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