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Open-source alternatives to GNU Privacy Guard

Projects with an open-source licence: you can inspect, modify and self-host the code.

Same categories and verticals plus the editors' list, in an independent order. Partners and ads never change it.

  1. KeePassXC

    KeePassXC Team

    87

    An offline, encrypted password manager

    Open source 88 WindowsLinuxmacOS
  2. Bitwarden

    Bitwarden Inc.

    87

    Open-source cloud password manager

    Open source 85 WindowsLinuxmacOSAndroid
  3. Ruqola

    KDE e.V.

    87

    Rocket.Chat client

    Open source 82 Windows
  4. WireGuard

    WireGuard (Jason A. Donenfeld)

    87

    A fast, modern and secure VPN protocol

    Open source 80 WindowsLinuxmacOSAndroid
  5. ClamAV

    Cisco Systems (ClamAV)

    87

    Open-source antivirus engine for servers

    Open source 78 WindowsLinuxmacOS
  6. Microsoft Azure Guest Proxy Agent

    Microsoft Corporation

    87

    This project introduces the Guest Proxy Agent (GPA) to enhance the security of the Azure Instance Metadata Service and Azure Wireserver endpoints (available in Azure IaaS VM/VMSS).

    Open source 77 Windows
  7. Microsoft Azure Kubelogin

    Microsoft Corporation

    87

    A Kubernetes credential (exec) plugin implementing Azure authentication.

    Open source 77 Windows
  8. Microsoft Azure Quick Review

    Microsoft Corporation

    87

    A tool to check compliance of Azure resources with Azure best practices and recommendations.

    Open source 77 Windows
  9. NeoChat

    KDE e.V.

    87

    Matrix Client

    Open source 77 WindowsLinux
  10. 87

    Secure two-factor authentication app by Proton

    Open source 70 Windows
  11. 87

    A desktop application used to sync your Bitwarden enterprise organization to an existing directory of users and groups.

    Open source 60 Windows
  12. Magika

    Google LLC

    87

    Fast and accurate AI powered file content types detection

    Open source 60 Windows
  13. OnionShare

    Micah Lee, et al.

    75

    OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network

    Open source 77 WindowsLinux
  14. Signal

    Signal Messenger LLC

    72

    Private messaging, end-to-end encrypted

    Open source 85 WindowsLinuxmacOSAndroid
  15. Wireshark

    Wireshark Foundation

    72

    Professional network packet analysis

    Open source 80 WindowsLinuxmacOS
  16. 2FAGuard

    Timo Kössler

    67

    A modern and secure Windows app for managing your 2FA authentication codes

    Open source 77 Windows
  17. 3va

    OdinoCano

    67

    Secure-by-default JavaScript and TypeScript runtime.

    Open source 77 Windows
  18. age

    FiloSottile

    67

    A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.

    Open source 77 Windows
  19. agentbridge

    AGNTCY

    67

    CLI binary for the agentbridge general-purpose agent interconnect.

    Open source 77 Windows
  20. ALEAPP

    abrignoni

    67

    Android Logs Events And Protobuf Parser

    Open source 77 Windows
  21. 67

    VPN client

    Open source 77 macOS
  22. Aster Mail

    Aster Privacy

    67

    Cross-platform encrypted email client

    Open source 77 Windows
  23. Authme

    levminer

    67

    Simple cross platform two-factor authentication app.

    Open source 77 Windows
  24. Auto Start Confirm

    Christian Galla

    67

    Notifies and asks for permission if a program wants to get automatically started when Windows is started, or a user is logging on.

    Open source 77 Windows
  25. AWS IAM Authenticator

    Kubernetes SIGs

    67

    A tool to use AWS IAM credentials to authenticate to a Kubernetes cluster

    Open source 77 Windows
  26. AzureAuth

    Microsoft

    67

    A CLI wrapper for performing Microsoft Entra ID (Azure AD) authentication.

    Open source 77 Windows
  27. BATorrent

    Mateus Cruz

    67

    A privacy-first BitTorrent client with movie & game cover art, six themes, and zero ads.

    Open source 77 Windows
  28. Betterleaks

    Zachary Rice

    67

    Scan the world (for secrets)

    Open source 77 Windows
  29. BMX

    D2L

    67

    BMX provides API access to your AWS accounts using existing Okta credentials.

    Open source 77 Windows
  30. Bomly CLI

    Bomly

    67

    Free, open-source CLI for dependency intelligence and SBOM analysis.

    Open source 77 Windows

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