ProFTPD

Spec sheet

Purpose

ProFTPD is a highly configurable FTP daemon for Unix and Unix-like operating systems.Read 11 Oct 2026 · github.com

Support

The project home page links to forums and user and development mailing list archives.Read 11 Oct 2026 · mirror.facebook.net

License

The source code is licensed under GPLv2 and is available to audit.Read 11 Oct 2026 · github.com

Access controls

Directory and file visibility can be controlled by Unix-style permissions or user and group ownership.Read 11 Oct 2026 · github.com

Authentication

The README lists PAM, LDAP, SQL, and RADIUS among its supported authentication methods, as well as virtual users and multiple password files.Read 11 Oct 2026 · github.com

Configuration

Its main configuration uses directives and directive groups patterned after Apache’s, and it supports per-directory .ftpaccess configuration.Read 11 Oct 2026 · github.com

Extensibility

ProFTPD has a modular architecture with an API for extensions.Read 11 Oct 2026 · github.com

FTPS

The mod_tls module implements FTP over SSL/TLS as defined in RFC 4217.Read 11 Oct 2026 · github.com

Operating modes

It is designed to run as a standalone server or from inetd/xinetd.Read 11 Oct 2026 · github.com

Platform scope

The source README describes ProFTPD as a daemon for Unix and Unix-like operating systems.Read 11 Oct 2026 · github.com

Privilege handling

Where the host system supports it, ProFTPD can run as a non-privileged user in standalone mode.Read 11 Oct 2026 · github.com

Privilege reduction

Where host system capabilities allow, it can run as a non-privileged user in standalone mode.Read 11 Oct 2026 · github.com

Release availability

The project home page lists maintenance release 1.3.9d and candidate release 1.3.10rc4.Read 11 Oct 2026 · mirror.facebook.net

Release downloads

The project home page links to PGP public keys, SHA256 checksums and PGP signatures, and a Git repository under Downloads.Read 11 Oct 2026 · mirror.facebook.net

Security design

The README says ProFTPD does not execute external programs and generates file and directory listings internally.Read 11 Oct 2026 · github.com

Security reporting

The project home page links to bug reporting and security guidelines and to a bug reporting system.Read 11 Oct 2026 · mirror.facebook.net

Server modes

It can run as a standalone server or from inetd/xinetd.Read 11 Oct 2026 · github.com

SFTP and SCP

The mod_sftp module implements SSH2 and its SFTP subsystem and supports SCP; it does not provide shell access.Read 11 Oct 2026 · github.com

Source availability

The README identifies the source code as GPLv2 and says it is available to audit.Read 11 Oct 2026 · github.com

Virtual hosting

It supports multiple virtual FTP servers and anonymous FTP services.Read 11 Oct 2026 · github.com

Plans and prices

Every ProFTPD plan and price →

Where Specifiction places it

• FTP Server Software#13 of 338.1