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Software · Security & privacy

Argon2 GUI

Hash and verify passwords with Argon2.

  • Completely free
  • Linux
  • Open source

At a glance

Argon2 GUI is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • Commercial use allowed

About

Argon2 GUI is a minimal, user friendly graphical interface around the reference implementation of Argon2, the winner of the Password Hashing Competition. It is handy during development and when testing or implementing web services that deal with passwords. Features include: Hashing passwords with Argon2id, Argon2i or Argon2d Adjustable time cost, memory cost, parallelism and hash length Verifying a password against an encoded Argon2 hash Fully offline: the app has no network access

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Last technical check: 8 November 2026
  • Description from Flathub — AppStream (Flathub)

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