Cryptography Software for Mac

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

  • Veeam Data Platform v13.1 - Get Your Free Trial Icon
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  • Paessler: Easy to Use With Enterprise Power. Free Trial Icon
    Paessler: Easy to Use With Enterprise Power. Free Trial

    A low-code dashboard makes monitoring intuitive for any admin, while scripting and custom sensors give experts full control.

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  • 1
    VeraCrypt

    VeraCrypt

    Open source disk encryption with strong security for the Paranoid

    VeraCrypt is a free disk encryption software brought to you by IDRIX (https://www.idrix.fr) and based on TrueCrypt 7.1a. It adds enhanced security to the algorithms used for system and partitions encryption making it immune to new developments in brute-force attacks. It also solves many vulnerabilities and security issues found in TrueCrypt. This enhanced security adds some delay ONLY to the opening of encrypted partitions without any performance impact to the application use phase. This is acceptable to the legitimate owner but it makes it much harder for an attacker to gain access to the encrypted data. All released files are PGP signed with key ID=0x680D16DE, available on key servers and downloadable at https://www.idrix.fr/VeraCrypt/VeraCrypt_PGP_public_key.asc VeraCrypt can mount TrueCrypt volumes. It also can convert them to VeraCrypt format. Documentation: https://www.veracrypt.fr/en/Documentation.html FAQ : https://www.veracrypt.fr/en/FAQ.html
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    Downloads: 2,396 This Week
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  • 2
    JSignPdf

    JSignPdf

    Add digital signatures to PDF documents - GUI and CLI, cross-platform

    JSignPdf is a free, open-source Java application for signing PDF documents with digital certificates. It provides a graphical desktop interface for everyday users and a command-line mode for scripted and server-side workflows. Supported capabilities include PKCS#12 keystores, smartcards and hardware tokens (PKCS#11), Windows keystore integration, visible signatures with custom images and positioning, timestamp authority (TSA) support, OCSP/CRL revocation checks, certification signatures, and PDF encryption. Cross-platform (Windows, Linux, macOS), built on the OpenPDF library, and translated into many languages by its community, JSignPdf is a trusted choice for anyone who needs reliable PDF signing without commercial licensing.
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    Downloads: 948 This Week
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  • 3
    Portecle
    Portecle is a user friendly GUI application for creating, managing and examining key stores, keys, certificates, certificate requests, certificate revocation lists and more.
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    Downloads: 186 This Week
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  • 4
    DAR - Disk ARchive

    DAR - Disk ARchive

    For full, incremental, compressed and encrypted backups or archives

    DAR is a command-line backup and archiving tool that uses selective compression (not compressing already compressed files), strong encryption, may split an archive in different files of given size and provides on-fly hashing, supports differential backup with or without binary delta, ftp and sftp protocols to remote cloud storage Archive internal's catalog, allows very quick restoration even a single file from a huge, eventually sliced, compressed, encrypted archive eventually located on a remote cloud storage, by only reading/fetching the necessary data to perform the operation. Dar saves *all* UNIX inode types, takes care of hard links, sparse files as well as Extended Attributes (MacOS X file forks, Linux ACL, SELinux tags, user attributes) and some Filesystem Specific Attributes (Linux ext2/3/4, Mac OS X HFS+) more details at: http://dar.linux.free.fr/doc/Features.html
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    Downloads: 153 This Week
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  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

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  • 5
    EJBCA, JEE PKI Certificate Authority
    EJBCA is an enterprise class PKI Certificate Authority built on JEE technology. It is a robust, high performance, platform independent, flexible, and component based CA to be used standalone or integrated in other JEE applications.
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    Downloads: 136 This Week
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  • 6
    Msieve is a C library implementing a suite of algorithms to factor large integers. It contains an implementation of the SIQS and GNFS algorithms; the latter has helped complete some of the largest public factorizations known
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    Downloads: 179 This Week
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  • 7
    X Certificate and Key management is an interface for managing asymetric keys like RSA or DSA. It is intended as a small CA for creation and signing certificates. It uses the OpenSSL library for the cryptographic operations. Please see the XCA homepage http://hohnstaedt.de/xca
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    Downloads: 108 This Week
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  • 8
    mendelson AS2

    mendelson AS2

    Implementation of the EDIINT AS2 protocol (RFC 4130)

    mendelson AS2 is the JAVA-based open source EDIINT AS2 solution. Monitoring- and configuration GUI, async & sync MDN, signatures, encryption, TLS, web interface, pluggable into any servlet container, partner manager, certificate manager, data compression, optional profiles: MA, FN. Localized to Spanish, Italian, Portuguese, German, English, French, Polish
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    Downloads: 221 This Week
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  • 9

    GnuPG for OS X / macOS

    GnuPG 2.2, 2.3 and 2.4 distributions for OS X / macOS

    This project was retired on 2025-03-30, see the documentation section.
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    Downloads: 429 This Week
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  • Connect every part of your business to one bank account Icon
    Connect every part of your business to one bank account

    North One is a business banking app that integrates cash flow, payments, and budgeting to turn your North One Account into one Connected Bank Account

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  • 10
    The database access library for C++ programmers that provides the illusion of embedding SQL in regular C++ code, staying entirely within the C++ standard.
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    Downloads: 210 This Week
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  • 11
    The goal of this project is to create a GnuPG front end for Mac OS X. To that extent, it will make installing GnuPG on OS X easier and provide inter application services to access GPG. Also, GPGME wrapper in ObjC will be done.
    Downloads: 102 This Week
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  • 12
    OpenCA

    OpenCA

    Open Source PKI solutions

    The OpenCA PKI Development Project is a collaborative effort to develop a robust, full-featured and Open Source out-of-the-box Certification Authority implementing the most used protocols with full-strength cryptography world-wide.
    Downloads: 48 This Week
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  • 13
    ccrypt is a command-line tool for encrypting and decrypting files and streams. It provides strong encryption based on the Rijndael cipher, a version of which is also used in the Advanced Encryption Standard.
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    Downloads: 83 This Week
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  • 14
    Cryptomator

    Cryptomator

    Multi-platform transparent client-side encryption for your cloud files

    Cryptomator is a free and open source project that offers multi-platform, transparent client side encryption of your files in the cloud. It works with just about any cloud storage service; is totally transparent so you can work with your files how you normally would; and secure with a 256-bit key length AES encryption. It’s also simple and easy to use with no need for different accounts, key management, cloud access grants or cipher configurations.
    Downloads: 9 This Week
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  • 15
    KeyStore Explorer

    KeyStore Explorer

    Free GUI replacement for Java command-line utilities keytool/jarsigner

    KeyStore Explorer is a free GUI replacement for the Java command-line utilities keytool and jarsigner.
    Downloads: 41 This Week
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  • 16
    EncFSMP

    EncFSMP

    Mount EncFS folders - multiplatform style.

    EncFSMP can create, mount and edit EncFS (encrypted file system) folders on Windows and Mac OS X.
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    Downloads: 40 This Week
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  • 17
    cargo-crev

    cargo-crev

    A cryptographically verifiable code review system for the cargo

    A cryptographically verifiable code review system for the cargo (Rust) package manager. cargo-crev is an implementation of Crev as a command-line tool integrated with cargo. This tool helps Rust users evaluate the quality and trustworthiness of their package dependencies. Crev is a language and ecosystem agnostic, distributed code review system. Use reviews produced by other users. Increase the trustworthiness of your own code. Build a web of trust of other reputable users to help verify the code you use. Static binaries are available from the releases page. Crev is a system for verifying the security and reliability of dependencies based on collaborative code reviews. Crev users review the source code of packages/libraries/crates and share their findings with others. Crev then uses Web of Trust to select trusted reviews and judge the reputation of projects' dependencies.
    Downloads: 6 This Week
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  • 18
    libsodium

    libsodium

    A modern, portable, easy to use crypto library

    libsodium is a modern, portable, and easy-to-use cryptographic library that serves as an API-compatible fork of NaCl. Consistent behavior and formats across supported platforms. It enhances the original design with build and portability improvements, making it widely deployable across platforms for secure encryption, signatures, hashing, and key derivation. Digital signature creation and verification support. Adds extended cryptographic primitives like BLAKE2 and ChaCha20-Poly1305 beyond NaCl.
    Downloads: 6 This Week
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  • 19
    OpenSC

    OpenSC

    OpenSC - tools and libraries for smart cards

    The OpenSC project allows the use of PKCS #15 compatible SmartCards and other cryptographic tokens (e.g. the Aladdin eToken) in UNIX compatible operating systems. OpenSC can use PC/SC Lite or CT-API as its reader backend. https://github.com/OpenSC/OpenSC/wiki/OpenSC-Services
    Downloads: 76 This Week
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  • 20
    ShadowsocksX-NG

    ShadowsocksX-NG

    Next Generation of ShadowsocksX

    ShadowsocksX-NG is the new ShadowsocksX, a secure socks5 proxy for accessing restricted sites or services on macOS. ShadowsocksX-NG was created separately from the original implementation as there had been too much unused code and dependencies of the ss-local source code in the original that had to be maintained. As such it was difficult to update. ShadowsocksX-NG has just a copy of ss-local from Homebrew, and its GUI code has been rewritten in Swift. It now runs as a background service rather than an in-app process, so the ss-local may still be running even after you quit the app. ShadowsocksX-NG also has an added manual mode so you can configure your apps to use the socks5 proxy manually without configuring the system proxy settings.
    Downloads: 5 This Week
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  • 21
    Keytool is an Eclipse plugin that maintains keystores and certificates. It allows you to create certificates and put them in a keystore. You can from Eclipse, open and inspect certificates that are stored as .cer, or in a given keystore.
    Downloads: 46 This Week
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  • 22
    Crypto++ is a free C++ class library of cryptographic schemes originally written by Wei Dai. The library is now maintained by a community of volunteers. The Crypto++ website is located at https://cryptopp.com/, and the source code is located at https://github.com/weidai11/cryptopp. The repository was moved in response to developer requests for Git access. The SourceForge site will remain in "read only" mode for historical purposes. You should visit the Crypto++ website at https://cryptopp.com/ or GitHub at https://github.com/weidai11/cryptopp to view the latest news, download the latest source code, file bugs and request features. We thank SourceForge for hosting us through the years.
    Downloads: 28 This Week
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  • 23
    GpgFrontend

    GpgFrontend

    A Free, Easy-to-Use, Cross-Platform OpenPGP Crypto Tool.

    GpgFrontend is a Free, Open Source, Powerful, Easy-to-Use, Compact, Cross-Platform OpenPGP Crypt Tool. Also, it's one of the excellent GUI Frontends for Modern GnuPG (gpg). By using GpgFrontend, you can quickly encrypt and decrypt text or files. You can also digitally sign your text or files.GpgFrontend does not need to depend on any server, therefore it may be one of the last lines of defense in protecting your privacy. Please use this tool to transmit or store information that you regard as very precious. You can also use it to guarantee the authenticity of your information.
    Downloads: 60 This Week
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  • 24
    Ciphey

    Ciphey

    Decrypt encryptions without knowing the key or cipher

    Fully automated decryption/decoding/cracking tool using natural language processing & artificial intelligence, along with some common sense. You don't know, you just know it's possibly encrypted. Ciphey will figure it out for you. Ciphey can solve most things in 3 seconds or less. Ciphey aims to be a tool to automate a lot of decryptions & decodings such as multiple base encodings, classical ciphers, hashes or more advanced cryptography. If you don't know much about cryptography, or you want to quickly check the ciphertext before working on it yourself, Ciphey is for you. The technical part. Ciphey uses a custom-built artificial intelligence module (AuSearch) with a Cipher Detection Interface to approximate what something is encrypted with. And then a custom-built, customizable natural language processing Language Checker Interface, which can detect when the given text becomes plaintext.
    Downloads: 4 This Week
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  • 25
    Moscrack is a perl application designed to facilitate cracking WPA keys on a cluster of computers. This is accomplished with any one of Mosix clustering software, ssh, rsh or Pyrit connectivity to nodes. Cluster nodes can run any Un*x variant (includ
    Downloads: 23 This Week
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