Browse free open source Cryptography software and projects 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
    BinaryCrypt

    BinaryCrypt

    Binary Conversion Calculator

    With BinaryCrypt, you can convert between regular text, binary, hexadecimal, octal decimal and decimal. You can convert only decimal (as of right now) to any base up to base 64. You can also save your converted text to a file or open a converted text file to decrypt the message, and perform basic arithmetic in binary. The git repo for the C# code is located at: https://github.com/m1r4g3/BinaryCrypt-.Net
    Downloads: 2 This Week
    Last Update:
    See Project
  • 2
    Enigma

    Enigma

    Secure Striker Manager

    Copyright (C) 2016 Jonas Penno This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 3
    Cryptomak contains cipher and tools for encryption utility written in php such as substitution, vigenere, affine, transposition and index of coincidence. It is powered by Phrame platform which implements MVC design and Smarty template engine.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 4
    Cooperative Fair Event Outcome Selection in a hostile environment.
    Downloads: 1 This Week
    Last Update:
    See Project
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  • 5
    The goal of this project is to design and write comercial quality software and aplications with fully respect to free software (like in "free speach"). The software designed by us will target various fields: from scientific applications to multimedia an
    Downloads: 1 This Week
    Last Update:
    See Project
  • 6
    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
  • 7
    CivilAction lets you create a Choose Your Own Adventure type story that can be played on Java enabled cell phone. A desktop application lets you write story files. People run the story on their phone. Make a 'Tresure hunt' or 'Amaze Race' type game.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Here is a little utility I wrote to facilitate my work when I have to try methods on deciphering coded messages. Well, of course for all those who do not treasure hunts, it may seem slightly unnecessary. So for them, it can also be used to encode a messa
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    L2Acc is a packet sniffer for Lineage 2 (C4) game that uses WinPCap. It tracks the private shop prices and provides market evolution, scans the inventory and calculates its value, recipe budgets, allows recipe search and price estimation.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 10
    SimpleKey

    SimpleKey

    Generates keys up to 500 characters and hashes.

    Ever wanted a random key generator? With SimpleKey, you can generate random keys up to 500 characters in length and save them to text files. These keys can be all numerical, alphanumeric, all alphabetical or the previous three plus special characters. You may use your generated key for whatever purpose. SimpleKey also includes a hash table with which to hash strings and files alike. Hash algorithms include: MD4/5, Sha, Skein, Keccak, Grostl, JH, and Blake.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    StegoGO is an open source software that allows the embedding of hidden data in GO games, using GNUGo. It allows both the embedding of hidden data in an already existing GO game, and the creation of new GO games to hide data.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    A set of tools for manipulating and solving pencil-and-paper style ciphers, cryptograms, and related puzzles.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    TextCodec can encode texts using simple algorithm and then decode them by using statistical language data.
    Downloads: 0 This Week
    Last Update:
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  • 14
    Confiture is the new generation of the cryptographic software, Confiture use the all new innovation cryptographic.
    Downloads: 0 This Week
    Last Update:
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  • 15
    cryptshell is a shell used for analysable code (eg anything before wwII). It automates letter substitution, transposition, and has modules useful for breaking various weak ciphers (enigma, substitution, vinigre). It has no real practical value.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    pyMoul: Python tools for Myst Online - URU Live (MOUL)
    Downloads: 0 This Week
    Last Update:
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