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

  • The Most Powerful App Maker For iOS and Android Icon
    The Most Powerful App Maker For iOS and Android

    Build your own app on our platform using our simple templates. No coding required.

    Build mobile apps in a fraction of the time and cost using BuildFire’s powerful and easy to use mobile app builder platform.
  • Expo Pass Event Management Software Icon
    Expo Pass Event Management Software

    Your next event just got next level.

    We make all kinds of events, all kinds of easy. No matter what you got planned, we got the technology stuff to make it even better.
  • 1
    WinSCP

    WinSCP

    WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.

    WinSCP is a popular free SFTP and FTP client for Windows, a powerful file manager that will improve your productivity. It offers an easy to use GUI to copy files between a local and remote computer using multiple protocols: Amazon S3, FTP, FTPS, SCP, SFTP or WebDAV. WinSCP can copy files between two local folders too. Power users can automate WinSCP using .NET assembly. WinSCP is available in English and many other languages.
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    Downloads: 295,308 This Week
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  • 2
    KeePass

    KeePass

    A lightweight and easy-to-use password manager

    KeePass Password Safe is a free, open source, lightweight, and easy-to-use password manager for Windows, Linux and Mac OS X, with ports for Android, iPhone/iPad and other mobile devices. With so many passwords to remember and the need to vary passwords to protect your valuable data, it’s nice to have KeePass to manage your passwords in a secure way. KeePass puts all your passwords in a highly encrypted database and locks them with one master key or a key file. As a result, you only have to remember one single master password or select the key file to unlock the whole database. And the databases are encrypted using the best and most secure encryption algorithms currently known, AES and Twofish. See our features page for details.
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    Downloads: 256,362 This Week
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  • 3
    x64dbg

    x64dbg

    An open-source x64/x32 debugger for windows.

    An open-source x64/x32 debugger for windows. Development is done on GitHub (https://github.com/x64dbg/x64dbg). Daily snapshots are uploaded here, snapshots for every commit can be found on http://releases.x64dbg.com
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    Downloads: 12,093 This Week
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  • 4
    Securepoint SSL VPN Client

    Securepoint SSL VPN Client

    SSL VPN Client for Windows (OpenVPN).

    SSL VPN Client for Windows (OpenVPN).
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    Downloads: 1,515 This Week
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  • Electronic Lab Notebook and Lab Inventory Management Software Icon
    Electronic Lab Notebook and Lab Inventory Management Software

    SciNote is a cloud-based ELN software with lab inventory, compliance, & team management tools used by the FDA, USDA and scientists in 100+ countries.

    SciNote provides a top-rated set of data management functionalities, such as inventory tracking & management, protocol & SOP management, compliance (CFR 21 part 11 & GxP), team management & collaboration, integrations and API, project management, safety & security of data and more.
  • 5
    JXplorer - A Java Ldap Browser

    JXplorer - A Java Ldap Browser

    Mature LDAP, LDIF and DSML client with i18n support.

    A java LDAP client with LDIF support, security (inc SSL, SASL & GSSAPI), translated into many languages (inc. Chinese), online help, user forms and many other features. The commercial version is available at https://jxworkbench.com for $9.95. It extends JXplorer to include: - custom LDAP reporting - to pdf, word etc. - Find and Replace with regexp and attribute substitution - A secure password vault to store directory connections - etc. Support for JXplorer and JXWorkbench is available at http://jxplorer.org. Commercial support available from sales@jxworkbench.com
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    Downloads: 1,128 This Week
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  • 6
    JSignPdf
    JSignPdf is an open-source Java application that adds digital signatures to PDF documents.
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    Downloads: 877 This Week
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  • 7
    BleachBit

    BleachBit

    deletes junk files to free disk space and improve privacy

    BleachBit frees disk space and maintains privacy. Cleans cache, Internet history, temporary files, logs, cookies, Firefox, Google Chrome, Flash, Windows, Linux, and more. Downloads are at www.bleachbit.org and source code is at GitHub.
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    Downloads: 813 This Week
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  • 8
    Password Tech

    Password Tech

    Professional password generator and manager with full Unicode support

    Password Tech is a powerful password generator capable of generating large amounts of cryptographically-secure passwords, pronounceable passwords, pattern-based passwords, passphrases composed of words, and scripted passwords. Passwords can be stored in encrypted databases along with user names, URLs, notes, etc. Password Tech provides lots of options to customize passwords to the users' various needs, and individual scripting with Lua gives full control over the process of password generation. Text encryption is also supported.
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    Downloads: 644 This Week
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  • 9
    FreeOTFE

    FreeOTFE

    A free "on-the-fly" transparent disk encryption program for PC & PDAs.

    An upstream source site housing the original files for this mirror is no longer available. With this software, you can create one or more "virtual disks" on your PC/PDA. These disks operate exactly like a normal disk, with the exception that anything written to one of them is transparently, and securely, encrypted before being stored on your computer's hard drive.
    Downloads: 26 This Week
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  • Napersoft CCM Document Platform for Batch, Interactive and OnDemand Management Icon
    Napersoft CCM Document Platform for Batch, Interactive and OnDemand Management

    For Health Insurance, Banking, Government plus others

    Napersoft CCM Express Document Platform provides software solutions that automate the creation and distribution of all types of documents such as customer correspondence, policies, agreements, explanations of benefits and other forms of personalized documentation.
  • 10
    Password Safe

    Password Safe

    Popular easy-to-use and secure password manager

    Password Safe is a password database utility. Users can keep their passwords securely encrypted on their computers. A single Safe Combination unlocks them all.
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    Downloads: 432 This Week
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  • 11
    AWStats

    AWStats

    AWStats Log Analyzer

    AWStats is a free powerful and featureful server logfile analyzer that shows you all your Web/Mail/FTP statistics including visits, unique visitors, pages, hits, rush hours, os, browsers, search engines, keywords, robots visits, broken links and more
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    Downloads: 381 This Week
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  • 12
    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: 360 This Week
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  • 13
    FreeArc combines best 7-zip and RAR features: auto-selected LZMA/PPMD/Multimedia compression, 1gb dictionary, exe/dict/delta data filters, updatable solid archives, SFXes, recovery record, AES+Twofish+Serpent encryption, Linux support and much more...
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    Downloads: 637 This Week
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  • 14
    IPCop Firewall

    IPCop Firewall

    Linux firewall distribution geared towards home and SOHO users.

    The IPCop Firewall is a Linux firewall distribution. It is geared towards home and SOHO users. The IPCop web-interface is very user-friendly and makes usage easy.
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    Downloads: 169 This Week
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  • 15
    Clam sentinel is a program that detects file system changes and automatically scans the files added or modified using ClamWin. Require the installation of ClamWin. For Microsoft Windows 98/98SE/Me/2000/XP/Vista, Windows 7 and Windows 8.1.
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    Downloads: 121 This Week
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  • 16
    Endian Firewall Community
    Endian Firewall Community (EFW) is a "turn-key" linux security distribution that makes your system a full featured security appliance with Unified Threat Management (UTM) functionalities. The software has been designed for the best usability: very easy to install, use and manage and still greatly flexible. The feature suite includes stateful packet inspection firewall, application-level proxies for various protocols (HTTP, FTP, POP3, SMTP) with antivirus support, virus and spam-filtering for email traffic (POP and SMTP), content filtering of Web traffic and a "hassle free" VPN solution (based on both OpenVPN and IPsec).
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    Downloads: 594 This Week
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  • 17
    Robolinux

    Robolinux

    MAX Privacy with Robolinux R12.12

    All 3 Robolinux Desktop versions come with new login and grub boot splash screens & LibreWolf browser which has the highest privacy! LibreWolf is a fork of Firefox so you can use its data. The Legacy Bios isos only work in VM's & Non UEFI PC's. Don't miss 50% Off 12+ price only $59.95 Expires March 27th 2024 The 12+ Sale details Robo UNTRACKER Custom Installer FREE! Save $40 FAAST Boot Custom Installer FREE! Save $40 Backdoor security Custom Installer FREE! Save $40 12 Advanced upgrades! Privacy App installers FREE! Stealth VM for FREE! Save $40 C Drive to VM for FREE! Save $40 The UNTRACKER makes you 100% anonymous on the internet so you can stop being tracked & traced by Evil Governments & Spy Agencies! All Robolinux R12 rolling realease Legacy BIOS & UEFI versions have the newest 5.15 Linux Kernel, compilers & software libraries & applications. Each rock solid R12 version has Long Term Support through 2025 Follower of YASHUA! John Martinson Robolinux
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    Downloads: 125 This Week
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  • 18
    Fugu SSH
    Mac OS X frontend for OpenSSH's sftp/scp tools
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    Downloads: 123 This Week
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  • 19
    The Open Web Application Security Project (OWASP) software and documentation repository.
    Downloads: 130 This Week
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  • 20
    pH7 Social Dating CMS (pH7Builder)❤️

    pH7 Social Dating CMS (pH7Builder)❤️

    🚀 Professional Social Dating Web App Builder (formerly pH7CMS)

    pH7Builder is a Professional, Free & Open Source PHP Social Dating Builder Software (primarily designed for developers ...). This Social Dating Web App is fully coded in object-oriented PHP (OOP) with the MVC pattern (Model-View-Controller). It is low resource-intensive, extremely powerful and highly secure. pH7Builder is included with over 42 native modules and is based on its homemade pH7 Framework which includes more than 52 packages To summarize, pH7Builder Social Dating Script gives you the perfect ingredients to create the best dating web app or social networking site on the World Wide Web! -- Get Involved! -- If you want to work on an Innovative Open Source Social/Dating Software Project with a Beautiful PHP Code using the latest PHP Features while collaborating with nice people and finally if you love the "Social" and "Dating" Services, ...you HAVE TO DO IT! - Fork the repo http://github.com/pH7Software/pH7-Social-Dating-CMS
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    Downloads: 75 This Week
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  • 21
    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: 69 This Week
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  • 22
    mendelson AS2

    mendelson AS2

    Implementation of the EDIINT AS2 protocol (RFC 4130)

    mendelson AS2 is a JAVA-based open source EDIINT AS2 solution. Logging- and configuration GUI (SWING), async & sync MDN, signatures, encryption, SSL, web interface, pluggable into any servlet container, TP manager, compression, optional profiles: MA, FN
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    Downloads: 108 This Week
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  • 23
    xpy
    xpy is a small software, securing your Windows 2000/XP/2003 installation and protecting your privacy. In addition to so-called Antispy features, it disables common security threats (RPC/DCOM, LMHash) and increases your Windows performance.
    Downloads: 56 This Week
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  • 24
    Wapiti

    Wapiti

    Wapiti is a web-application vulnerability scanner

    Wapiti is a vulnerability scanner for web applications. It currently search vulnerabilities like XSS, SQL and XPath injections, file inclusions, command execution, XXE injections, CRLF injections, Server Side Request Forgery, Open Redirects... It use the Python 3 programming language.
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    Downloads: 50 This Week
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  • 25
    AlienVault OSSIM

    AlienVault OSSIM

    Open Source SIEM

    OSSIM, AlienVault’s Open Source Security Information and Event Management (SIEM) product, provides event collection, normalization and correlation. For more advanced functionality, AlienVault Unified Security Management (USM) builds on OSSIM with these additional capabilities: * Log management * Advanced threat detection with a continuously updated library of pre-built correlation rules * Actionable threat intelligence updates from AlienVault Labs Security Research Team * Rich analytics dashboards and data visualization
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    Downloads: 60 This Week
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