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

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  • 1
    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: 1,939 This Week
    Last Update:
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  • 2
    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: 314 This Week
    Last Update:
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  • 3
    BASE is the Basic Analysis and Security Engine. It is based on the code from the Analysis Console for Intrusion Databases (ACID) project. This application provides a web front-end to query and analyze the alerts coming from a SNORT IDS system.
    Downloads: 15 This Week
    Last Update:
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  • 4
    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: 2 This Week
    Last Update:
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  • 5
    Handy 's password keeper (HPK) is an simple personal password manager. It will store passwords, serial numbers and other information safely, so you will never forget your passwords again.
    Downloads: 3 This Week
    Last Update:
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  • 6
    Estonian national ID Card management GUI tool.
    Downloads: 1 This Week
    Last Update:
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  • 7
    Multiprecision unsigned number template library (MUNTL). The program is intended for the organization of calculations with the big precision for unsigned numbers. Program is very fast because do not use any heap call (new, malloc etc.)
    Downloads: 1 This Week
    Last Update:
    See Project
  • 8
    Backup P2P is a peer to peer application doing automated and secured backups inside a community (Jabber, XMPP). Each user shares some available space on his disk with others, to be able in return to remotely backup some of his own data.
    Downloads: 0 This Week
    Last Update:
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  • 9
    Clipperz Password Manager
    Clipperz is a web based password manager. Local encryption within the browser guarantees that no one except you can read your data. A true zero-knowledge (or host-proof) web app!
    Downloads: 0 This Week
    Last Update:
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  • 10
    Simple OpenID support for Django Framework.
    Downloads: 0 This Week
    Last Update:
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  • 11
    Portable and simple program for text and files encryption (Symmetric, Asymmetric and Steganography)
    Downloads: 0 This Week
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  • 12
    Experimental Hybrid Intrusion Detection System written in Java
    Downloads: 0 This Week
    Last Update:
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  • 13
    A modern secure, robust, multithreaded, exception aware, internationalisable, portable GUI toolkit library designed for mission-critical work in C++ and Python forked from the FOX library. Replicates the Qt API in many places.
    Downloads: 0 This Week
    Last Update:
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  • 14
    Four-channel daemon of video observation for IP video servers Aviosys IP9100A (B, Plus). This program is intended for indemnification of hardware restrictions four-channel IP video servers Aviosys
    Downloads: 0 This Week
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  • 15
    Itilect FTP Proxy

    Itilect FTP Proxy

    Provide users with a managed temporary access to arbitary FTP

    This tool allows you to set proxied access for your users, using predefined FTP accounts. System works like this: Users connects to FTP proxy just like they do with a regular FTP, but using specially formed string as a username (string, that includes their internal profile name and desired target FTP) and their internal password. If they are allowed to access this host, proxy will establish connection with a target FTP and authenticate using real credentials. After that, server will act as a proxy between user and target FTP, forwarding requests back and forth.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    DSBL-helper. Tries to send a special formatted test message to Distributed Server Boycott List through every suspect IP found in complain using several mechanisms (SMTP, HTTP, telnet, SOCKS etc) and reports in.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    Patronus is a distributed system written in Java dedicated to protect local networks. It ensures that chosen security policy is not ignored on each host which is under Patronus's control.
    Downloads: 0 This Week
    Last Update:
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  • 18
    QFileHasher
    A program to calculate and verify checksums of multiple files with wizard-like GUI. Supports 12 hashes: CRC32, MD2, MD4, MD5, SHA1, SHA2, RIPEMD,Whirlpool, ED2K, AICH, Tiger, TTH. Allows processing of nested directories and updating of checksum files
    Downloads: 0 This Week
    Last Update:
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  • 19
    REL (Research and Education Language) is a simple but very powerfull language with a compiler, an interpreter and a verifier.
    Downloads: 0 This Week
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  • 20
    This project is an attempt to design strongly typed langauge like C# or Java using capability security model. This is an reseach project. This project is also a temporary home for async-objects projects which is prototype of classes for asynchronous inte
    Downloads: 0 This Week
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  • 21
    A privacy and security aware mailing list manager, perfect for allowing closed groups to interact on the Internet without interference from outsiders and former insiders.
    Downloads: 0 This Week
    Last Update:
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  • 22
    Common Hardware Recovery Solutions by Ukrainian-Russian network
    Downloads: 0 This Week
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  • 23
    jSmithy Single Sign On project. In just time containts only custom and LDAP/ActiveDirectory authorizations.
    Downloads: 0 This Week
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  • 24
    keytabGUI
    GUI for Kerberos Keytab files. Associate it with *.keytab extension to view them. JNLP installer page: http://keytabgui.sourceforge.net
    Downloads: 0 This Week
    Last Update:
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  • 25
    mBuddy is a project with the initial goal of allowing users of mobile devices (Java, J2ME) the option to find others based on interests, diet & other factors. Objectives are to allow intelligent, conditional, secure exchange of contact info, A/V & more.
    Downloads: 0 This Week
    Last Update:
    See Project
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