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Software · Networking & admin

Px

An HTTP proxy server to automatically authenticate through an NTLM proxy.

  • Completely free
  • Windows
  • Open source
  • No account

Overview

Features described in its GitHub repository and in its Winget manifest: central authentication (LDAP, SSO…).

Requires Python.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Px leverages Windows SSPI or single sign-on and automatically authenticates using the currently logged in Windows user account.” — GitHub, 10 November 2026
  • “Requires Python ≥ 3.10.” — GitHub, 10 November 2026

At a glance

All of Px is free: no feature is locked behind a paid plan, and its code is open.

Its licence (MIT) is a permissive open source licence: use, modification and redistribution are allowed, including in commercial projects.

Strengths

  • Open source code
  • No account needed
  • Commercial use allowed

Sources and checks

  • Facts collected from Winget (Windows Package Manager) (credit card, account, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 9 November 2026
  • Description from github.com — Manifeste Winget (MIT)

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