SelfHostHub lists 17 open-source Web-based File Managers projects you can host on your own server. The most-starred on GitHub are copyparty (47,073 stars), Filestash (14,806 stars) and miniserve (7,914 stars). 7 of them document a Docker install, and 8 offer a live demo you can try first.
Replacing a paid app? See open-source alternatives to Dropbox.
Portable file server with accelerated resumable uploads, deduplication, WebDAV, FTP, zeroconf, media indexer, video thumbnails, audio transcoding, and write-only folders, in a single file with no mandatory dependencies.
Web file manager that lets you manage your data anywhere it is located: FTP, SFTP, WebDAV, Git, S3, Minio, Dropbox, or Google Drive.
CLI tool to serve files and dirs over HTTP.
Web based File Manager in PHP, simple, fast and small file manager with a single file.
TagSpaces is an offline, cross-platform file manager and organiser that also can function as a note taking app. The WebDAV version of the application can be installed on top of a WebDAV servers such as Nextcloud or ownCloud.
FileGator is a powerful multi-user file manager with a single page front-end.
Simple PHP based directory lister that lists a directory and all its sub-directories and allows you to navigate there within.
File storage, syncing, sharing, and collaboration with real-time editing, permission management, and desktop/CLI clients.
Theme built to enhance the experience of browsing web directories, using the mod_autoindex Apache module and some CSS to override the default style of a directory listing.
Web file manager with uploads, tagging, share links, gallery/table views, and an in-browser editor.
Browse remote folders, upload files, delete, rename, download and stream files to VLC/mpv.
Single script file manager.
A nonbloated, modern, and highly configurable file/screenshot vault server with support for ShareX, Flameshot, and Spectacle. Offers OCR search and more.
A personal, self-hosted cloud storage and media management application built for privacy, efficiency, and aesthetics.
Simple, fast, and free way to organise your digital assets.
Simple and lightweight web cloud storage.
Simple static file server with webui to manage files.
By GitHub stars, the top projects in this category are copyparty (47,073 stars), Filestash (14,806 stars) and miniserve (7,914 stars).
17 projects are currently listed in the Web-based File Managers category on SelfHostHub.
The most common licences in this category are MIT (9), AGPL-3.0 (5) and GPL-3.0 (2).
7 of the 17 projects list Docker as a supported platform. Check each project's documentation for the exact install steps.