F*EX feature list

• file transfer of virtually unlimited file size
• recipient and sender only need an email program and a web browser - of any kind, they do not have to install any software
• RESEND and REGET for resuming after link failures at last sent byte
• auto-notification of recipient
• auto-deletion after download
• auto-deletion after expiration date (default: 10 days)
• multiple downloads are only possible by the same IP to prevent "file theft"
• only the sender needs an account, receiving is "free"
• full-users can create one-time or temporary valid upload URLs for foreign users
• full-users can create sub-users, who can send only to this full-user
• full-users can create groups, an analogy to mailing lists, but for files
• admin can allow (internal or external) user self-registration
• admin can allow upload to public recipients without authentification
• admin can allow upload for LAN users without registration (anonymous upload)
• user can forward a file to a second recipient without re-uploading it
• user can forward a received file without download
• user can download (extract) single files out of a ZIP or 7ZIP archive
• user can browse images online in ZIP archives (web gallery)
• sender can allow download while upload is still in progress
• sender can set download password
• recipient can see content of archive before download
• rsync-alike directory based file syncing via fexserver relay
• optional hierarchical document exchange (with versioning and file synchronisation)
• optional archive file sharing(with versioning)
• adminstration by CLI or web
• server based user address books
• user and admin can throttle bandwith usage
• admin can restrict access based on email or ip addresses
• sending to multiple recipients needs storage on the server only once
• quotas for sending and receiving
• md5sum checksum for uploaded files
• support for streams, including streaming recursive file transfer
• support for file linking (upload just a Unix file link, not the file itself)
• optional LAN clipboard
• integrated web server with special features:
  • HTML with inline perl code
  • HTML with include statement
  • HTML with conditional if..then..elseif..end blocks
  • on-the-fly zip, tar and tgz streaming output with auto-versioning
  • customizable directory file viewer
• protocol and source-code free available
• localization for many languanges available
• optional authentification by LDAP, Shibboleth/OIDC, RADIUS, POP, IMAP, mailman
• about 10 times faster than apache
• (reverse) proxy support
• https (TLS) support, inclusive letsencrypt
• F*EX is a HTTP web-service and needs no firewall-tunnels
• works over NAT or DHCP, too
• postfix filter available to send emails with attachments of any size
• maintenance-free: no admin interaction necessary
• minimal software & hardware requirements for the server
• no external database necessary, but possible (LDAP)
• full IPv6 support
• easy server installation, no software installation necessary on client side
• optional clients:

  fexsend	:	send file(s) to others or yourself
  fexget	:	download file(s)
  fexpush	:	share archives with other users (upload)
  fexpull	:	share archives with other users (download)
  fexstore	:	fexpush based internet clipboard with versioning and export to foreign users (no expiration)
  fexpack	:	upload file(s) into a fex package and retrieve download commands and URL
  fexsync	:	rsync-alike file synchronization via fexserver
  fexdox	:	document exchange, syncing and versioning
  fexdoxgal	:	create image web gallery (online, public)
  autofex	:	fex all new files which are created or modified (Linux only)
  xx	:	internet clipboard for files or STDIN/STDOUT
  xxx	:	extended internet clipboard with versioning and export to foreign users
  sexsend	:	send data stream
  sexget	:	get data stream

• great FAQ, use cases and detailed internal documentation