copyparty turns almost any device into a file server with resumable uploads/downloads using any web browser.
This is free and open source software.
Key Features
- Backend stuff:
- IPv6 + unix-sockets
- multiprocessing (actual multithreading)
- volumes (mountpoints)
- accounts
- ftp server
- tftp server
- webdav server
- smb/cifs server
- qr-code for quick access
- upnp / zeroconf / mdns / ssdp
- event hooks / script runner
- reverse-proxy support
- cross-platform (Linux, Android, macOS, Windows, iOS, FreeBSD, arm32/arm64, ppc64le, s390x, risc-v/riscv64)
- Upload:
- basic: plain multipart, ie6 support
- up2k: js, resumable, multithreaded
- no filesize limit! even on Cloudflare
- stash: simple PUT filedropper
- filename randomizer
- write-only folders
- unpost: undo/delete accidental uploads
- self-destruct (specified server-side or client-side)
- race the beam (almost like peer-to-peer)
- symlink/discard duplicates (content-matching)
- Download:
- single files in browser
- folders as zip / tar files
- FUSE client (read-only)
- Browser:
- navpane (directory tree sidebar)
- file manager (cut/paste, delete, batch-rename)
- audio player (with OS media controls and opus/mp3 transcoding)
- play video files as audio (converted on server)
- create and play m3u8 playlists
- image gallery with webm player
- textfile browser with syntax highlighting
- realtime streaming of growing files (logfiles and such)
- thumbnails
- …of images using Pillow, pyvips, or FFmpeg
- …of RAW images using rawpy
- …of videos using FFmpeg
- …of audio (spectrograms) using FFmpeg
- cache eviction (max-age; maybe max-size eventually)
- multilingual UI (english, norwegian, chinese, add your own))
- SPA (browse while uploading)
- Server indexing:
- locate files by contents
- search by name/path/date/size
- search by ID3-tags etc.
- Client support:
- folder sync (one-way only; full sync will never be supported)
- curl-friendly
- opengraph (discord embeds)
- Markdown:
- viewer
- editor
- variables
Website: github.com/9001/copyparty
Support:
Developer: ed
License: MIT License

copyparty is written in Python and JavaScript. Learn Python with our recommended free books and free tutorials.. Learn JavaScript with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Discovered a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |

