SQLite (written in C) is compiled to WebAssembly + a virtual file system that fetches chunks of the database with HTTP Range requests when SQLite tries to read from the filesystem. - Hosting SQLite databases on Github Pages / HN / 2

see also

• Hosting SQLite databases on Github Pages / HN
• ws4sqlite - a server application that, applied to one or more SQLite files, allows to perform SQL queries and statements on them via REST.