• Tor icon


    Tor is free software and an open network that helps you defend against traffic analysis, a form of network surveillance that threatens...

    Open Source Mac Windows Linux

  • Transmission icon


    Transmission has the features you expect in a BitTorrent client: encryption, a web-based interface, peer exchange, UPnP and NAT-PMP...

    Open Source Mac Windows Linux BSD Haiku Xfce

  • Deluge icon


    Deluge is a full-featured BitTorrent client for Linux, Unix and Windows. It is written in python, uses...

    Open Source Mac Windows Linux libtorrent Python

  • OpenVPN icon


    OpenVPN is a full-featured open source SSL VPN solution that accommodates a wide range of configurations, including remote access...

    Open Source Mac Windows Linux Android iPhone Android Tablet ... iPad Kindle Fire

  • Tor Browser icon

    Tor Browser

    The Tor software protects you by bouncing your communications around a distributed network of relays run by volunteers all around...

    Open Source Mac Windows Linux

  • I2P icon


    The I2P network provides strong privacy protections for communication over the Internet. Many activities that would risk your privacy...

    Open Source Mac Windows Linux Android

  • Tixati icon


    Tixati is a peer-to-peer file sharing program that uses the popular BitTorrent protocol. This protocol allows many peers to form a...

    Free Personal Windows Linux

  • Vuze icon


    Vuze is a free BitTorrent client used to transfer files via the BitTorrent protocol.

    Freemium Mac Windows Linux Android Chrome

  • CyberGhost VPN icon

    CyberGhost VPN

    CyberGhost is a fast, simple and efficient way to protect your online privacy, surf anonymously and access blocked or censored content.

    Freemium Mac Windows Linux Android iPhone Android Tablet ... iPad

  • BitTorrent icon


    BitTorrent is a peer-to-peer program developed by Bram Cohen and BitTorrent, Inc. used for uploading and downloading files via the...

    Freemium Mac Windows Android Android Tablet

  • RetroShare icon


    RetroShare is a open source cross-platform, private and secure decentralized communication system. It lets you to securely chat, share...

    Open Source Mac Windows Linux

  • eMule icon

    eMule Discontinued

    eMule is a free peer-to-peer file sharing application for Microsoft Windows. Connects to the eDonkey network and the Kad network.

    Open Source Windows

  • Know any more alternatives to Calypso?

    Suggest an application to this list
  • TunnelBear icon


    Really simple VPN to browse the web privately & anonymously. Unblock websites around the world with applications for Mac, PC, iOS...

    Freemium Mac Windows Android iPhone Android Tablet iPad

  • Freenet icon


    Freenet is free software which lets you anonymously share files, browse and publish "freesites"

    Open Source Mac Windows Linux

  • rTorrent icon


    rtorrent is a BitTorrent client for ncurses, using the libtorrent library. The client and library is written in C++ with emphasis on...

    Open Source Mac Linux

  • Shadowsocks icon


    A secure socks5 proxy, designed to protect your Internet traffic. - Super Fast Bleeding edge techniques using Asynchronous I/O and...

    Open Source Mac Windows Linux Android iPhone Android Tablet ... iPad

  • Halite icon


    Halite (named after the mineral) is a C++ BitTorrent client based on the excellent libtorrent library from Rasterbar Software. The...

    Open Source Windows libtorrent

  • Share this list of alternatives?

  • UltraSurf icon

    UltraSurf Warning

    UltraSurf is a free software which enables users inside countries with heavy Internet censorship to visit any public web sites in the...

    Free Windows

  • Freegate icon


    Freegate is an anti-censorship software for secure and fast Internet access. It was developed and maintained by Dynamic Internet...

    Free Windows

  • Lantern icon


    Lantern allows you to give or get access to the internet through other users around the world connected by a trust-based peer-to-peer...

    Open Source Mac Windows Linux

  • VyprVPN icon


    VyprVPN makes reclaiming your online privacy, security, and freedom as simple as tapping to connect.

    Freemium Mac Windows Linux Android iPhone Android Tablet ... iPad

  • GNUnet icon


    GNUnet is a framework for secure peer-to-peer networking that does not use any centralized or otherwise trusted services. A first...

    Open Source Mac Windows Linux

  • FilePizza icon


    Open source application used to transfer file via WebRTC and WebTorrent. Open the website, select a file and get given a link to send...

    Open Source Web / Cloud 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...

    Commercial Mac Windows Linux Web / Cloud Windows Mobile Android ... iPhone Blackberry Android Tablet iPad Kindle Fire

  • AnonFiles.com icon


    Upload your files anonymously and free on AnonFiles.com. It allows hotlinking, 250 MB filesize limit, and unlimited bandwidth.

    Free Web / Cloud

  • Spotflux icon


    Spotflux is a unique service that provides a more private, more secure, and more open connection to the internet. Spotflux is an easy...

    Freemium Mac Windows Android iPhone

  • MLDonkey icon

    MLDonkey Discontinued

    MLDonkey is an open source, multi-protocol, peer-to-peer file sharing application that runs as a back-end server application on many...

    Open Source Windows Linux

  • JonDo icon


    JonDo is a free proxy software for accessing so-called JonDonym mix cascades. The JonDonym anonymous proxy technology is based on the...

    Freemium Mac Windows Linux BSD

  • VPN Gate icon

    VPN Gate

    VPN Gate Academic Experiment Project is an online service as an academic research at the Graduate School of University of Tsukuba...

    Free Web / Cloud

  • OneSwarm icon

    OneSwarm Discontinued

    Supports both bittorrent protocol and a friend-to-friend version of the same protocol which in most situations makes you anonymous.

    Open Source Mac Windows Linux

  • Anomos icon

    Anomos Discontinued

    Anomos is a pseudonymous, encrypted multi-peer-to-peer file distribution protocol. It is based on the peer/tracker concept of...

    Open Source Mac Windows Linux

  • SurfEasy VPN icon

    SurfEasy VPN

    SurfEasy VPN encrypts all Internet traffic to protect your online privacy. Get the best free VPN for Android, iOS, Mac and Windows.

    Freemium Mac Windows Android iPhone Android Tablet iPad ... Chrome Opera

  • proXPN icon


    proXPN is the easiest way to secure your internet connection for free. Your privacy and security are protected with our military-grade...

    Freemium Mac Windows iPhone

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