Apache FtpServer

mina.apache.org · checked 8 Oct 2026

#21 · FTP Server Software

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How it plugs in

—Public API

NoOpen source

YesFree tier

Signal on FTP Server Software6.0#21 of 33

Apache FtpServer is a pure Java FTP server designed as a portable server engine that can run standalone or be embedded in a Java application.

Pricing

Apache FtpServerFree, open source FTP serverFree

As mina.apache.org lists them, checked 8 Oct 2026.

Near it

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Runs on

Web
Windows
Mac
Linux
iOS
Android

Facts

Website: mina.apache.org
Price: Free tier
Free trial: No
Access controls: Listed controls include virtual directories, write permissions, idle timeouts, bandwidth limits, and IP restrictions.
Deployment: FtpServer can run as a Windows service or Unix/Linux daemon and can be embedded in Java applications.
Downloads: The 1.2.1 release page offers binary and source distributions in ZIP, tar.gz, and tar.bz2 formats, with hashes and PGP signatures.
Extensibility: The Ftplet API lets Java code process FTP event notifications, and custom user managers, IP restrictors, and loggers can be added.
FTP features: The server supports resumable uploads and downloads, ASCII and binary transfers, anonymous login, and customizable FTP messages.
Integrations: The project provides integration with Spring applications and distributes releases as OSGi bundles.
Notable limit: The FAQ explains that frequent client connections and disconnections can exhaust operating-system file handles because closed sockets remain in TIME_WAIT.
Protocols: The documentation lists support for RFC 959, RFC 2228, RFC 2389, RFC 2428, and RFC 2640.
Scaling: Its default network support uses Apache MINA, which the project says can scale to a large number of concurrent users.
Security: The feature list states that implicit and explicit SSL/TLS are supported.
Support: Users are directed to the FtpServer users mailing list for questions about using the product.
User data: User data can be stored in a database or file, and custom user managers can be added.

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FTP Server Software#21 of 33

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