wtf is wasi-sql?

The repository wasi-sql is an experimental project that explores running SQLite using WebAssembly. Its core idea is to package a familiar database engine so it can execute in sandboxed, portable environments rather than only on a traditional server or local machine. Because the project has no README documentation, the exact user-facing benefits and intended use cases are not spelled out by the author, but the premise is making SQLite runnable in places where it normally wouldn't be. At a high level, the project leverages WebAssembly System Interface (WASI), which is a standard that lets WebAssembly code interact with the host system in a controlled, secure way. By compiling SQLite to target WASI, the database can be run as a portable module that works across different operating systems and architectures without needing to be reinstalled or reconfigured for each environment. The repository itself appears to be a proof-of-concept rather than a production-ready tool, demonstrating that a standard SQL database can be adapted to this modern, portable runtime. Given the experimental nature of the project, the likely audience is developers and architects interested in edge computing, serverless platforms, or portable backend services. A concrete example would be a team wanting to embed a lightweight SQL database directly into a webassembly-based microservice, allowing that service to handle data queries without relying on an external database server. This could be useful in distributed systems where minimizing infrastructure overhead is important. What is notable about the project is the tradeoff inherent in running a database inside a sandboxed WebAssembly runtime. While the approach offers strong portability and isolation, it likely comes with performance overhead compared to running native SQLite directly on an operating system. The project's value lies in demonstrating the technical possibility of bringing familiar backend tools into emerging deployment models, serving as a starting point for further experimentation rather than a finished solution.