Fileon - S3 Browser is a Chrome extension developed by Z Studio that provides users with a unified user interface for AWS S3 and other S3-compatible object storages. With support for popular S3 object storages such as AWS S3, Storj, Google Cloud storage, and Digital Occean's spaces, this extension allows users to seamlessly manage their files and folders across different storage platforms.

The core features of Fileon - S3 Browser include single/multiple file upload, download, copy, and delete functionalities. Users can also copy/move objects across different buckets, list, create, and delete buckets, and browse folder-like structures using prefix and delimiter. Additionally, the extension allows users to generate share links with custom expiration times using presigned requests.

Fileon - S3 Browser is compatible with any object storage supporting the S3 AWS API by specifying the server's host/port. This means that even local S3 servers are supported. Users can choose between path style or virtual-host style requests depending on the S3 server they are using. The extension also supports upload and download of large files (> 5GB) with transfer queueing and progress tracking.

Other notable features of Fileon - S3 Browser include access control list (ACL) management, blocking public access, audio/video preview without downloading the whole file, and drag and drop file upload.

With its comprehensive set of features and compatibility with various object storages, Fileon - S3 Browser is a valuable tool for users who need to manage their files and folders across different S3-compatible platforms.