opfs-tools

EN: A simple, high-performance, and comprehensive file system API running in the browser, built on [OPFS](https://developer.mozilla.org/en-US/docs/Web/API/File_System_API/Origin_private_file_system).

grain-sand-web-fs

A wrapper for the browser frontend targeting the Origin Private File System (OPFS), including TypeScript type definitions and convenient file read/write functionalities that aim to be compatible with various browsers.