Cryptography Software

Browse free open source Cryptography software and projects for Linux and BSD below. Use the toggles on the left to filter open source Cryptography software by OS, license, language, programming language, and project status.

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  • 1
    RetroShare

    RetroShare

    [WARNING] Project has moved to http://github.com/Retroshare/Retroshare

    [IMPORTANT] Retroshare is now distributed on Github. Please go to http://retroshare.net to find the latest releases and sources. RetroShare is a cross-platform, secured and decentralized communication system. It lets you to securely chat, share photos, videos, and more with family and friends, using OpenPGP to authenticate peers and OpenSSL to encrypt all communication.
    Downloads: 36 This Week
    Last Update:
    See Project
  • 2
    ufonet

    ufonet

    UFONet - Denial of Service Toolkit

    UFONet - Is a set of hacktivist tools that allow launching coordinated DDoS and DoS attacks and combine both in a single offensive. It also works as an encrypted DarkNET to publish and receive content by creating a global client/server network based on a direct-connect P2P architecture. + FAQ: https://ufonet.03c8.net/FAQ.html -------------------------------------------- -> UFONet-v1.8 [DPh] "DarK-PhAnT0m!" (.zip) -> md5 = [ c8ab016f6370c8391e2e6f9a7cbe990a ] -> UFONet-v1.8 [DPh] "DarK-PhAnT0m!" (.tar.gz) -> md5 = [ 8a4cd86c21db2ad657eb75e6ac0e52d5 ] --------------------------------------------
    Downloads: 17 This Week
    Last Update:
    See Project
  • 3
    GoldBug - Encrypted Communications

    GoldBug - Encrypted Communications

    Chat Messenger. E-Mail-Client. Websearch. Filetransfer.

    GoldBug is a decentralized & secure communication suite that offers an integrated e-mail client, an instant messenger & a file transfer. Also included is an URL-RSS-DB & a p2p web search. Current vers. w/ McEliece Algorithm. GoldBug has been 2013 - 2023 ten years just another Graphical User Interface of the Spot-On Encryption Suite. Main GUI features: Minimal & colorful Interface with Tabs in the East. Microsoft & Qt MinGW deprecated Win32 & for Compiling: ● https://sourceforge.net/p/goldbug/wiki/compiling As Spot-On implemented the minimal GB-concept & Nuvola Icons, GoldBug has now been fully integrated into Spot-On Win64: Just choose Tabs at East & Mini-View in Options - w/ Nuvola Icons of course! Voilá! & Many Thanks, Pro-Files can be found archived at ● current source: https://github.com/textbrowser/spot-on ● EN Manual: https://www.amazon.com/dp/3749435065 ● DE: https://compendio.github.io/goldbug-manual-de/ ● Study: https://www.amazon.com/asin/dp/3750408971
    Downloads: 13 This Week
    Last Update:
    See Project
  • 4
    WASTE is a mesh-based workgroup tool that allows for encrypted, private communication between distant parties on the internet, independant of local network organization.
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 5
    BlackBelt WASTE - ipv4 / Tor / i2p + AI

    BlackBelt WASTE - ipv4 / Tor / i2p + AI

    A modern, AI-Smart, WASTE p2p for ipv4 and invisible address spaces

    A WASTE client. Download and create your own WASTE networks. For Windows XP 32/64, Vista 32/64, Win7 32/64, Win8 32/64, Win 10, Linux (WINE). *** NEW *** Distributed Autonomic-Performance-Tuning - A Goal-Seeking Swarming-Semiotic AI *** *** Built-in Self-Organising Anti-Spoofing Technology *** *** Medusa - Pure Ephemeral RNG - Routing, Security Extensions *** PLEASE ENSURE YOUR NETWORK USES THE SAME BUILD. FOR BEST RESULTS.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 6
    ICMP-Chat is a simple chat for the console that uses blowfish encrypted packets for communication.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 7
    psyBNC is an easy-to-use, multi-user, permanent IRC-Bouncer with many features. Some of its features include symmetric ciphering of talk and connections (Blowfish and IDEA) It compiles on Linux, FreeBSD, SunOs and Solaris.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 8
    Novus Ordo Seclorum (Ordo for short) is a pathologically secured, invitation only secure communications framework. It is built on top of the Freenet crypto libraries.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    j!com is a secure instant messaging system, featuring a classical AIM-like interface, and providing AES encryption for conversations and login.
    Downloads: 1 This Week
    Last Update:
    See Project
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  • 10
    No-Name Instant Messenger is a secure (strong cryptography), cross platform communications program that supports existing IM networks (AIM, Yahoo, ICQ, etc.).
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    Pidgin-paranoia is a plug-in for Pidgin (formerly known as Gaim) that provides information-theoretically secure encrypted conversations using one-time-pads.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 12
    This ain't your daddy's crypto! We provide a set of C libs and utilities to perform cypherpunk style crypto functions, using your existing OpenPGP keys. Ring signatures; credentials; mental poker; timelines; zero knowledge proofs. Cool stuff!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    *Unofficial* patch for DALnet's ircd, currently for version 1.4.36. Provides complete IPv6 and IPv4-in-IPv6 support and SSL support.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    An original bruteforce-based encryption/decryption system. BBE was originally conceived to chat with encrypted text on IRC. mIRC and X-Chat support BBE via script addon. BBE can also encrypt MIME encoded files. Blowfish encryption is currently supported.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    This program allows you to establish cryptographically secure and decentraliced conversations over untrusted telecommunication links and IRC networks.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    e3 = jabber + java + plugins + svg ||| web start link: http://complat.sourceforge.net/jnlp
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    Dirt

    Dirt

    An IRC proxy to add chat encryption to IRC clients

    Dirt is a multi-platform IRC proxy that adds FiSH-compatible chat encryption (including DH1080 key exchanges) to any IRC client. It can be used as a SOCKS proxy or as a simple bouncer. For security reasons, only localhost connections are allowed.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Bouncer en localhost o lan, que permite capturar el trafico hacia un determinado canal de irc, cifrandolo con Rijndael, Serpent o Twofish. Y mostrando una salida por el canal en base64. Ideal para paranoicos.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    EnCrypted fiLe Sharing In jaVa
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    The end goal of the FreeMess Project is to produce a cryptographically secure, pseudonymous, cross-platform peer-to-peer Instant Messenger service, piggybacking on FreeNet (http://freenet.sourceforge.net) as a distributed filesystem to hold user data.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    GAIMCrypt encryption plugin. RC4 128 bit encryption with no key management. Automatic discovery of GAIMCrypt when you chat with others.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    GAIM encryption plugin using GPG (PGP clone). It works transparently and smoothly. Automatically establishes secure conversations with other enabled users, passes keys (if enabled) and eventually will allow you to specify your own keys to use.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    GNUPGaim is a A GPG plugin for Gaim which uses libGPGME to encrypt and decrypt messages.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Gloster is a secure and decentralized p2p program for small communities working under Linux and Windows
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Haskell User-Submitted Libraries includes anything we can get our hands on and clean up for general use, as well as new libraries that would be useful to the general Haskell community. Submit your libs, or join the project to create needed libs!
    Downloads: 0 This Week
    Last Update:
    See Project
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