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  • 7-Zip

    The main features of 7-Zip High compression ratio in 7z format with LZMA and LZMA2 compression Supported formats: Packing / unpacking: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM Unpacking only: AR, ARJ, CAB, CHM...


    Free Open Source Windows Linux BSD

  • TrueCrypt icon


    [TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.] TrueCrypt is a disk encryption software for Windows Vista/XP, Mac OS X, and Linux.


    Free Open Source Mac OS X Windows Linux

    • Discontinued Currently unmaintained. Last version, TrueCrypt 7.1a, is still available for download and development has continued via the forks and "The development of TrueCrypt was ended in 5/2014 after Microsoft terminated support of Windows XP. Windows 8/7/Vista and later offer integrated support for encrypted disks and virtual disk images."
  • PeaZip icon


    PeaZip is a free and open-source file manager and file archiver for Windows, Linux and BSD made by Giorgio Tani.


    Free Open Source Windows Linux BSD

  • Glary Utilities icon

    Glary Utilities

    Glary Utilities offers numerous powerful and easy-to-use system tools and utilities to fix, speed up, maintain and protect your PC.


    Freemium Windows Android

    • Bundleware Be careful during the installation:
  • ProtonMail icon


    Secure email with absolutely no compromises, brought to you by MIT and CERN scientists. Swiss Based ProtonMail is incorporated in Switzerland and our servers are located in Switzerland.


    Freemium $ $ $ Open Source Web Android iPhone iPad

  • OpenSSH icon


    OpenSSH is a free version of the SSH connectivity tools that technical users rely on. OpenSSH encrypts all traffic (including passwords) to effectively eliminate eavesdropping, connection hijacking, and other attacks.


    Free Open Source Mac Linux iPhone BSD iPad Cygwin Haiku

  • VeraCrypt icon


    VeraCrypt is a free disk encryption software brought to you by IDRIX and that is based on TrueCrypt .


    Free Open Source Mac OS X Windows Linux

  • ZenMate icon


    ZenMate is an easy to use Browser plugin that provides a VPN solution - encrypting all your browser traffic and routing it through our ZenMate cloud to provide a secure and private browsing experience.


    Commercial Mac OS X Windows Web Android iPhone Android Tablet iPad Vivaldi Browser ... Chrome Maxthon Yandex.Browser Opera Chromium Firefox

  • Tutanota icon


    Tutanota is a free and open source web-mail client that focuses on privacy. There's also an Android and an iOS app. All data is stored encrypted and can not be searched, i.e. for commercial usage.


    Free Personal $ $ $ Open Source Web Android iPhone iPad

  • Wire icon


    Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group chats, file sharing, audio and video messages - everything is end-to-end encrypted.


    Free Open Source Mac OS X Windows Linux Web Android iPhone Android Tablet iPad

  • I2P icon


    The I2P network provides strong privacy protections for communication over the Internet. Many activities that would risk your privacy on the public Internet can be conducted anonymously inside I2P.


    Free Open Source Mac Windows Linux Android BSD

  • TeamDrive icon


    Sync & share your files easily & securely with 256 bit AES end-to-end encryption, using the award-winning TeamDrive utilizing cloud storage or your own server! Nowadays especially, security is key and we are on the forefront of...


    Free Personal Mac OS X Windows Linux Android iPhone Android Tablet iPad

  • Bandizip icon


    Bandizip is 100% free Archiver for home and office. It handles the most popular compression formats, including Zip, 7z, and Rar files for free!. Bandizip supports for compression and extraction: Zip(z01), ZipX(zx01), TAR, TGZ, 7Z(7z.


    Free Windows

  • GnuPG icon


    GnuPG allows to encrypt and sign your data and communication, features a versatile key management system as well as access modules for all kinds of public key directories.


    Free Open Source Mac OS X Linux Xfce OpenPGP

  • Tails icon


    Tails is a Debian based live CD/USB with the goal of providing complete Internet anonymity for the user.


    Free Open Source Linux Tor Browser Bundle GNOME Tor Thunderbird

  • PRISM Break icon

    PRISM Break

    Opt out of PRISM, the NSA’s global data surveillance program. Stop the American government from spying on you by encrypting your communications and ending your reliance on proprietary services.


    Free Open Source Web

  • Cryptomator icon


    Free client-side encryption for your cloud files. Open source desktop app: No backdoors, no registration.


    Freemium $ $ $ Open Source Mac OS X Windows Linux Android iPhone iPad

  • Axcrypt icon


    AxCrypt is a simple file encryption software for Windows. It integrates seamlessly with your workflow to encrypt, decrypt, store, send and work with files.


    Freemium Mac OS X Windows Android iPhone iPad

  • Nomadesk icon


    Nomadesk is the easiest and most secure way to share, synchronize and backup files wherever you are, online or offline! Nomadesk offers a virtual fileserver that enables both on-line and off-line document management.


    Commercial Mac OS X Windows Web Windows Mobile Android iPhone Blackberry Windows Phone ... iPad

  • Tresorit icon


    Tresorit is a security solution for distributed storage systems, and with it a group of users can share secure content without trusting any administrator or third party provider.


    Commercial Mac OS X Windows Linux Android iPhone Android Tablet Windows Phone iPad ... Blackberry 10

  • Let's Encrypt icon

    Let's Encrypt

    Anyone who has gone through the trouble of setting up a secure website knows what a hassle getting and maintaining a certificate can be.


    Free Open Source Self-Hosted

  • PureVPN icon


    PureVPN is much more than your usual VPN services provider. It offers unparalleled security and anonymity, making it your only choice for a secure online browsing experience.


    Commercial Mac OS X Windows Linux Web Windows Mobile Android iPhone Blackberry ... Android Tablet iPad Kindle Fire

  • Money Manager Ex icon

    Money Manager Ex

    Money Manager Ex is a free, open-source, cross-platform, easy-to-use personal finance software. It primarily helps organize one's finances and keeps track of where, when and how the money goes.


    Free Open Source Mac OS X Windows Linux Android

  • DropIt icon


    When you need to organize files, DropIt can eliminate much of the drudgery of searching and manually opening folders and moving files around.


    Free Open Source Windows

  • AES Crypt icon

    AES Crypt

    AES Crypt is an advanced file encryption utility that integrates with the Windows shell or runs from the Linux command prompt to provide a simple, yet powerful, tool for encrypting files using the Advanced Encryption Standard (AES).


    Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad