Privacy and Security

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ctulhu043List by ctulhu043, last updated 
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  1. Add-ons for browser.

  2. Adblock Plus is a free extension that allows you to - among other things - block annoying ads, disable tracking and block domains known to spread malware.

    Cost / License

    • Freemium
    • Open Source

    Application types

    Platforms

    • iPhone
    • Chrome OS
    • iPad
    • Microsoft Edge
    • Internet Explorer
    • Vivaldi
    • Google Chrome
    • Safari
    • Yandex Browser
    • Opera
    • Mozilla Firefox
    Adding a filter
    List of blockable items
    Blocking an image ad
    +3
    Adding a filter subscription
  3. HTTPS Everywhere is a browser extension produced as a collaboration between The Tor Project and the Electronic Frontier Foundation. It encrypts your communications with a number of major websites.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    • Vivaldi Browser
    • Google Chrome
    • Yandex.Browser
    • Opera
    • Chromium
    • Firefox
    HTTPS Everywhere screenshot 1
    HTTPS Everywhere screenshot 1
    HTTPS Everywhere screenshot 2
    +1
    HTTPS Everywhere screenshot 3
  4. NoScript icon
     Like

    The NoScript Firefox extension provides extra protection for Firefox, Seamonkey and other mozilla-based browsers: this free, open source add-on allows JavaScript, Java, Flash and other plugins to be executed only by trusted web sites of your choice (e.g. your online bank).

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Google Chrome
    • SeaMonkey
    • Mozilla Firefox
    Diablog of blocked scripts
    NoScript Anwhere (Firefox Mobile version).
  5. Programs and technology.

  6. Secure Swiss-based email with end-to-end encryption and zero third-party access. Available across devices, offering a free version to promote privacy.

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Tor
    Proton Mail screenshot 1
    Proton Mail screenshot 1
    Proton Mail screenshot 2
    +9
    Proton Mail screenshot 3
  7. Signal icon
     Like

    An encrypted messaging app focused on privacy, supporting texts, calls, photos, videos, files, and group chats, with no ads or trackers.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • iPad
    • Flathub
    • Ubuntu
    • Debian
    Signal screenshot 1
    Signal screenshot 1
    Signal screenshot 2
    +4
    Signal screenshot 3
  8. OpenWrt icon
     Like

    OpenWrt Project is a Linux operating system targeting embedded devices. Instead of trying to create a single, static firmware, OpenWrt provides a fully writable filesystem with package management. This frees you from the application selection and configuration provided by the...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Linux
    OpenWrt screenshot 1
    OpenWrt screenshot 1
    OpenWrt screenshot 2
    +6
    OpenWrt screenshot 3
  9. Cryptocat icon
     Like

    Chat with your friends, securely. Cryptocat is free software with a simple mission: everyone should be able to chat with their friends in privacy.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Cryptocat screenshot 1
    Cryptocat screenshot 1
    Cryptocat screenshot 2
  10. Ethereum icon
     Like

    Ethereum is a decentralized platform that runs smart contracts: applications that run exactly as programmed without any possibility of downtime, censorship, fraud or third party interference.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    Ethereum screenshot 1
    Ethereum screenshot 1
  11. Decentralized game about kitties, working on the blockchain and ethereum.

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Online
    • Ethereum
  12. Gufw icon
     Like

    Tuning iptables in GUI.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Python
    Gufw screenshot 1
    Main Gufw window where you set which applications to allow or block.
    Adding the new rules
  13. LUKS icon
     Like

    LUKS is the standard for Linux hard disk encryption. By providing a standard on-disk-format, it does not only facilitate compatibility among distributions, but also provides secure management of multiple user passwords.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    LUKS screenshot 1
  14. Convenient, fast and private email client, but vulnerable.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • AppImageHub
    • Snapcraft
    • Flathub
    • PortableApps.com
    • F-Droid
    • Haiku
    • Homebrew
    • Chocolatey
    Thunderbird screenshot 1
    Thunderbird screenshot 1
    Thunderbird screenshot 2
    +8
    Thunderbird screenshot 3
  15. Very-very-very anonymous messenger. 10/10.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    Bitmessage screenshot 1
    Add Channel
  16. RetroShare is a open source cross-platform, private and secure decentralized communication system. It lets you to securely chat, share photos, videos, and more, using OpenPGP icon OpenPGP to authenticate peers and .

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • BSD
    • OpenSSL
    • OpenPGP
    Network tab with contact list and broadcast subtab open. The subtab shows text and image sent by one contact to all connected contacts.
    RetroShare screenshot 1
    RetroShare screenshot 2
    +2
    RetroShare screenshot 3
  17. Libreboot icon
     Like

    Free BIOS firmware.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • BSD
    Libreboot screenshot 1
    Libreboot screenshot 1
    Libreboot screenshot 2
  18. Beaker is a an experimental peer-to-peer web browser based on Hyper protocol. It's licensed MIT, and supports plugins for adding new protocols and Web APIs.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Electron / Atom Shell
    • JavaScript
    • Dat
    Beaker browser screenshot 1
    Beaker browser screenshot 1
    Beaker browser screenshot 2
  19. IPFS icon
     Like

    IPFS is a global, versioned, peer-to-peer filesystem. It combines ideas from Git, BitTorrent, Kademlia, SFS, and the web. It is like a single bittorrent swarm, exchanging git objects. IPFS provides an interface as simple as the HTTP web, but with permanence built in.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Self-Hosted
    • Firefox
    IPFS screenshot 1
    IPFS screenshot 1
    IPFS Peers Map
    +1
    IPFS Status Page
  20. ZeroNet icon
     Like

    ZeroNet uses cryptography (Bitcoin library) and BitTorrent DHT (centralized trackers) to build a distributed censorship-resistant network.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • gevent
    • Self-Hosted
    • NameCoin
    • Python
    • JavaScript
    ZeroNet screenshot 1
    ZeroNet screenshot 1
    ZeroNet screenshot 2
    +1
    ZeroNet screenshot 3
  21. Tox icon
     Like

    With the rise of widespread government monitoring programs, Tox is an easy to use application that allows you to connect with friends and loved ones without anyone else listening in.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet
    • BSD
    • F-Droid
    The Universal Tox Client. A Tox client that runs on Android, iOS, Windows, Mac OSX, Linux, FreeBSD & the web. Written in JS using React & React Native / electron.
    qTox. A Tox client developed in C++ with the Qt framework
    uTox. A Tox client written in C using OS primitives to draw it's interface
    +5
    Ricin. A Tox client written in Vala using the GTK toolkit.
  22. Telegram icon
     Like

    Telegram is privacy messenger, but need use SOCKS5/MTProto proxy.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • iPad
    • Apple Watch
    • Android Auto
    • Linux Mobile
    • Android Wear
    • PortableApps.com
    • FreeBSD
    • Apple Car Play
    Telegram Desktop
    Telegram iOS #1
    Telegram iOS #2
    +17
    Telegram iOS #3
  23. IceCat is free and privacy browser.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Android
    GNU IceCat screenshot 1
    GNU IceCat screenshot 1
    GNU IceCat screenshot 2
    +1
    GNU IceCat screenshot 3
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