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IPBanFail2ban
Freemium

The open-source version is free; IPBan Pro is a paid upgrade.

 Free

The open-source software is available without a license fee. Hosting, hardware and…

Windows, Linux, Self-hosted Linux, Self-hosted, Command line
  • Works on both Windows and Linux servers
  • Blocks attackers automatically through the system firewall
  • Cuts SSH and web brute-force noise dramatically with one jail enabled
  • Filters and actions are plain configuration files, easy to extend
  • Some features are reserved for the paid Pro edition
  • Requires care with configuration to avoid blocking legitimate users
  • Regex-based log parsing breaks when a service changes its log format
  • Only reacts after failures are logged; it is not a preventive control
Downloadable app, Self-hosted Self-hosted
Open source Open source
License: MIT License: GPL-2.0
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.