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  1. OpenPGP icon
     24 likes

    OpenPGP is the most widely used email encryption standard. It is defined by the OpenPGP Working Group of the Internet Engineering Task Force (IETF) as a Proposed Standard in RFC 4880. OpenPGP was originally derived from the .

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Windows Mobile
    • Android
    • iPhone
    • Blackberry
    • Chrome OS
    • Android Tablet
    • Windows Phone
    • iPad
    • Self-Hosted
    6 alternatives
  2. URnetwork icon
     8 likes

    URnetwork is a decentralized peer-to-peer VPN that provides anonymous and censorship-resistant access to the internet. It routes connections through a large network of user-operated nodes called "providers".

    Cost / License

    Application type

    Platforms

    • Android
    • F-Droid
    • iPhone
    • Mac
    • US flagUnited States
    The home page when the app is connected to the network
    The providers list
    The home page when the app is connecting to the network
    60 alternatives
  3. ZITADEL  icon
     20 likes

    Secure authentication management for your application. Customize as you grow, with easy APIs and programmable workflows. Focus on growing, your login is in good hands.

    Cost / License

    Application type

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    • CH flagSwitzerland
    ZITADEL  screenshot 1
    37 alternatives
  4. Enigmail icon
     70 likes

    Enigmail is a security extension to Mozilla Thunderbird and SeaMonkey. It enables you to write and receive email messages signed and/or encrypted with the .

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • GnuPG
    • Thunderbird
    • SeaMonkey
    • Global
    Thunderbird window with Decrypt button
    OpenPGP menu in main window
    Compose window with OpenPGP Security button
    +3
    OpenPGP menu in compose window
    28 alternatives
  5. Passfindr icon
     15 likes

    Passfindr is a web based premium Personal knowledge base, Password manager and Bookmark manager application to securely store passwords and other sensitive information in a virtual vault locked with individual master passwords.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Android
    • Software as a Service (SaaS)
    • US flagUnited States
    Passfindr screenshot 1
    Passfindr screenshot 2
    Passfindr screenshot 3
    95 alternatives
  6. VoidBrowser icon
     4 likes

    Privacy browser for Windows blocking ads, trackers, and fingerprinting with 146K filter rules, encrypting bookmarks, forcing HTTPS, and wiping all data on exit.

    Cost / License

    Application type

    Platforms

    • Windows
    51 alternatives
  7. Auditor is an app which leverages hardware security features to provide device integrity monitoring for supported devices. Currently, it only works with GrapheneOS and the device's stock operating system.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Android
    • CA flagCanada
    GrapheneOS Auditor screenshot 1
    GrapheneOS Auditor screenshot 2
    GrapheneOS Auditor screenshot 3
  8. MetaDefender icon
     94 likes

    MetaDefender Cloud helps organizations build a long-term strategy and processes for critical infrastructure protection, providing the tools to prevent not only cyberattacks but also the correlated consequences.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Windows
    • Linux
    • Online
    • Google Chrome
    • US flagUnited States
    MetaDefender screenshot 1
    MetaDefender screenshot 1
    MetaDefender screenshot 2
    +2
    MetaDefender screenshot 3
    32 alternatives
  9. Burp Suite icon
     47 likes

    Burp Suite is an integrated platform for performing security testing of web applications. Its various tools work seamlessly together to support the entire testing process, from initial mapping and analysis of an application's attack surface, through to finding and exploiting...

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • Flatpak
    • GB flagUnited Kingdom
    Burp Suite screenshot 1
    Burp Suite screenshot 1
    42 alternatives
  10. ClamUI icon
     5 likes

    ClamUI is a modern Linux desktop application that provides a user-friendly graphical interface for the ClamAV antivirus command-line tool. Built with GTK4 and libadwaita for a native GNOME appearance.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Linux
    • Flathub
    • Flatpak
    • Debian
    • AppImage
    • DE flagGermany
    • European Union flagEU
    ClamUI screenshot 1
    ClamUI screenshot 1
    ClamUI screenshot 2
    +4
    ClamUI screenshot 3
    4 alternatives
  11. Gumloop icon
     4 likes

    No-code platform featuring AI-powered business automations, drag-and-drop workflow builder, 110+ integrations, unified subscription, and enterprise controls.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Online
    • Google Chrome
    • Software as a Service (SaaS)
    • US flagUnited States
    Gumloop screenshot 1
    Gumloop screenshot 1
    Gumloop screenshot 2
    +4
    Gumloop screenshot 3
    78 alternatives
  12. App to sync encrypted emails from Proton Mail with desktop email clients such as Mozilla Thunderbird, Apple Mail, and Microsoft Outlook.

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • CH flagSwitzerland
    Proton Mail Bridge screenshot 1
    4 alternatives
  13. WikiLeaks icon
     27 likes

    WikiLeaks specializes in the analysis and publication of large datasets of censored or otherwise restricted official materials.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
    • IS flagIceland
    WikiLeaks screenshot 1
    WikiLeaks screenshot 1
    2 alternatives
  14. Certbot icon
     23 likes

    Automates HTTPS setup using Let's Encrypt certificates and supports multiple servers. Open source tool by EFF, prioritizing internet security.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Linux
    • BSD
    • Self-Hosted
    • Arch Linux
    • Gentoo
    • CentOS
    • Fedora
    • Debian
    • FreeBSD
    • Ubuntu Server
    • OpenBSD
    • US flagUnited States
    Certbot screenshot 1
    8 alternatives
  15. IPFire icon
     20 likes

    IPFire is a server distribution with intended to use as a firewall. It focuses on flexibility, and scales from small to middle sized business networks and home networks.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    IPFire screenshot 1
    13 alternatives
  16. SimpleLogin icon
     133 likes

    Open source solution to protect your personal email address. Generous free plan with uncapped bandwidth and infinite sends/replies, self-hostable, lot of powerful features, open roadmap, you can count on SimpleLogin to guard your email inbox.

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Microsoft Edge
    • Google Chrome
    • Safari
    • F-Droid
    • Mozilla Firefox
    • CH flagSwitzerland
    Open source solution to protect your email address.
    Create alias quickly with SimpleLogin Chrome & Firefox extension.
    Alias management dashboard.
    +1
    Visualize all emails sent to or replied from an alias.
    111 alternatives
    4.5
    Excellent10 ratings
  17. CanvasBlocker icon
     19 likes

    This add-on allows users to prevent websites from using the Javascript <canvas> API to fingerprint them. Users can choose to block the <canvas> API entirely on some or all websites (which may break some websites) or just block or fake its fingerprinting-friendly...

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Mozilla Firefox
    • DE flagGermany
    • European Union flagEU
    CanvasBlocker screenshot 1
    CanvasBlocker screenshot 1
    2 alternatives
  18. It is like a VPN on steroids! With the SPN you protect all your connections from mass surveillance. Prevent all Internet Service Providers from collecting and selling your private activities.

    Cost / License

    • Paid
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    • AT flagAustria
    • European Union flagEU
    SPN - Safing Privacy Network screenshot 1
    SPN - Safing Privacy Network screenshot 1
    11 alternatives
  19. RoboForm icon
     95 likes

    RoboForm is a robust password management software that simplifies the task of securely storing and syncing passwords across various devices and browsers, including Firefox, Chrome, Safari, Opera, Edge, Android, and iOS.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Microsoft Edge
    • Google Chrome
    • Opera
    • Brave
    • Mozilla Firefox
    • US flagUnited States
    RoboForm screenshot 1
    RoboForm screenshot 1
    RoboForm screenshot 2
    +6
    RoboForm screenshot 3
    194 alternatives
  20. HMA VPN icon
     103 likes

    Connect to the world's largest VPN network for unblocking content, enhanced speed, and unbeatable security. Requires a subscription starting at $4.99.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • GB flagUnited Kingdom
    HMA VPN screenshot 1
    HMA VPN screenshot 1
    HMA VPN screenshot 2
    +5
    HMA VPN screenshot 3
    189 alternatives
  21. Privacy Possum icon
     30 likes

    Privacy Possum monkey wrenches common commercial tracking methods by reducing and falsifying the data gathered by tracking companies.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Google Chrome
    • Firefox
    • US flagUnited States
    Privacy Possum For Firefox
    Privacy Possum For Chrome
    14 alternatives