• read-only demo server at https://a.ocv.me/pub/demo/
• docker image ╱ similar software ╱ client testbed

there is a discord server with an @everyone in case of future important updates, such as vulnerabilities (most recently 2025-02-25)

recent important news

• v1.16.15 (2025-02-25) fixed low-severity xss when uploading maliciously-named files
• v1.15.0 (2024-09-08) changed upload deduplication to be default-disabled
• v1.14.3 (2024-08-30) fixed a bug that was introduced in v1.13.8 (2024-08-13); this bug could lead to data loss -- see the v1.14.3 release-notes for details

NEW: make it a bootable usb flashdrive

get the party going anywhere, anytime, no OS required! download flashdrive image or watch the low-effort demo video which eventually gets to the copyparty part after showing off a bunch of other stuff on there

• there is source code and build instructions too
• please don't take this too seriously

🧪 new features

• prefer zlib-ng when available 57a5607
  • download-as-tar-gz becomes 2.5x faster
  • default-enabled in docker-images
  • not enabled in copyparty.exe yet; coming in a future python version
• docker: add mimalloc (optional, default-disabled) de2c978
  • gives twice the speed, and twice the ram usage

🩹 bugfixes

• small up2k glitch 3c90cec

🔧 other changes

• rename logues/readmes when uploaded with write-only access 2525d59
  • since they are used as helptext when viewing the page
• try to block google and other bad bots from ?doc and ?zip 99f63ad
  • apparently rel="nofollow" means nothing these days

the docker images for this release were built from e1dea7e

💾 what to download?

• except for u2c.exe, all of the options above are mostly equivalent
• the zip and tar.gz files below are just source code
• python packages are available at PyPI