Showing 86 open source projects for "free"

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  • 1
    Ghidra

    Ghidra

    Ghidra is a software reverse engineering (SRE) framework

    Ghidra is a free and open-source reverse engineering framework developed by the NSA for analyzing compiled software. It supports a wide array of instruction sets and executable formats, offering features such as decompilation, disassembly, scripting, and interactive graphing. Designed for security researchers and analysts, Ghidra provides a robust environment for understanding malware, auditing code, and performing software forensics.
    Downloads: 61,878 This Week
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  • 2
    ZAP

    ZAP

    The OWASP ZAP core project

    The OWASP Zed Attack Proxy (ZAP) is one of the world’s most popular free security tools and is actively maintained by a dedicated international team of volunteers. It can help you automatically find security vulnerabilities in your web applications while you are developing and testing your applications. It's also a great tool for experienced pentesters to use for manual security testing. ZAP is an easy to use integrated penetration testing tool for finding vulnerabilities in web applications. ...
    Downloads: 118 This Week
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  • 3
    Hypatia

    Hypatia

    A realtime malware scanner

    Hypatia is a free and open-source malware scanner for Android that aims to provide on-device, real-time scanning with minimal battery and resource impact using signature-based detection inspired by ClamAV style databases. Designed as an Android app, it scans user filesystems and installed applications either on demand or in real time when files are written or renamed, operating completely offline aside from occasional signature database downloads.
    Downloads: 59 This Week
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  • 4
    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: 5 This Week
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  • 5
    Open-Source auth provider

    Open-Source auth provider

    Open source alternative to Auth0 / Firebase Auth, etc.

    Add secure login and session management to your apps. SDKs available for popular languages and front-end frameworks e.g. Node.js, Go, Python, React.js, React Native, Vanilla JS, etc. Supertokens architecture is optimized to add secure authentication for your users without compromising on user and developer experience. Frontend SDK: Manages session tokens and renders login UI widgets. Backend SDK: Provides APIs for sign-up, sign-in, signout, session refreshing etc. Your Frontend will talk to...
    Downloads: 0 This Week
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  • 6
    AWS Encryption SDK for Java
    ...It enables you to focus on the core functionality of your application, rather than on how to best encrypt and decrypt your data. The AWS Encryption SDK is provided free of charge under the Apache 2.0 license. With the AWS Encryption SDK, you define a master key provider (Java and Python) or a keyring (C, C#/.NET, and JavaScript) that determines which wrapping keys you use to protect your data. Then you encrypt and decrypt your data using straightforward methods provided by the AWS Encryption SDK. ...
    Downloads: 0 This Week
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  • 7
    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: 67 This Week
    Last Update:
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  • 8
    WipeFreeSpace

    WipeFreeSpace

    Secure wiping/shredding of free disk space with many methods

    WipeFreeSpace is a program to securely erase/wipe/overwrite/shred the free space on file systems WITHOUT DESTROYING EXISTING FILES, to prevent recovery of deleted sensitive data. This allows protecting the user's privacy when e.g. selling the drive or the whole computer. The following filesystems are supported: - Ext2/3/4, - NTFS, - XFS, - ReiserFSv3/4, - FAT12/16/32, - MinixFS1/2, - JFS, - HFS/HFS+, - OCFS.
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    Downloads: 79 This Week
    Last Update:
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  • 9
    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. ...
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    Downloads: 981 This Week
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  • 10
    winPenPack

    winPenPack

    The portable software collection

    ...The winPenPack suites offer a wide range of portable applications like office tools, internet tools, multimedia tools, development tools, security applications and other frequently used utilities. Everything you need, completely free, open source and portable!
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    Downloads: 285 This Week
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  • 11
    eMark

    eMark

    Free and open-source PDF signing and verification application.

    eMark is a free and open-source PDF signing and verification application – a powerful Adobe Reader alternative that enables you to securely sign, verify, timestamp, and protect PDF documents using: 🔑 USB tokens and HSM (PKCS#11) 📜 PKCS#12/PFX certificates 💻 Windows certificate store Works seamlessly on Windows, Linux, and macOS with an Adobe Reader-like interface featuring professional signature verification capabilities.
    Downloads: 0 This Week
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  • 12
    mendelson AS4

    mendelson AS4

    AS4 Solution for ENTSOG, e-SENS, ebMS, PEPPOL, ICS2, BDEW

    mendelson AS4 is a free JAVA-based open source AS4 solution. Contains a monitoring- and configuration GUI (SWING), supports PUSH and PULL messages, ENTSOG AS4, e-SENS AS4, ebMS AS4, BDEW AS4, PEPPOL AS4, ICS2 AS4, signatures (SOAP, payload), selectable profile per trading partner, encryption (SOAP, payload), UserNameToken, TLS, pluggable into any servlet container, trading partner management, compression, certificate management
    Downloads: 11 This Week
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  • 13
    Surpass

    Surpass

    Simple, secure and easy to use password manager.

    Surpass is a multi-platform graphical password manager with focus on simplicity. The source code is free (as in "liberty") and is designed to be concise and simple. - Securely store any secret e.g. passwords, pass phrases, pin codes, etc. - Store secrets in Google Drive - Small footprint, around 50MB. Can fit on any memory device. Does not need installation or any third party library, completely self-contained. - System tray support
    Downloads: 0 This Week
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  • 14
    TigerSafe

    TigerSafe

    Free open source password manager

    TigerSafe is a free open source password manager. It allows to store passwords in a file, without internet, by encrypting them with a single password. The user can then use a different password for every website he wants to use, and only has to remember a single password: the one used to encrypt/decrypt the file storing his passwords. It is highly recommended to do backups of the file storing passwords with TigerSafe, for example copy/paste it in USB flash drives, cloud drives like Google Drive, Dropbox... ...
    Downloads: 0 This Week
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  • 15
    Password Keeper + Generator

    Password Keeper + Generator

    Free portable cross-platform graphical multi-user password manager

    Free portable cross-platform multi-user password manager, 100%-pure Java. DB for each pkg-user is encrypted and protected by pkg-user hash. In addition - passwords in DB are stored in encrypted form. In result - stored passwords are double encrypted ! Passwords of pkg-users are not stored in program - stored and compared only hashes. Support md2, md5, sha1, sha256, sha384 and sha512 hash.
    Downloads: 1 This Week
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  • 16
    Briar
    Briar is a messaging app designed for activists, journalists, and anyone else who needs a safe, easy and robust way to communicate. Unlike traditional messaging tools such as email, Twitter or Telegram, Briar doesn't rely on a central server - messages are synchronized directly between the users' devices. If the Internet's down, Briar can sync via Bluetooth or Wi-Fi, keeping the information flowing in a crisis. If the Internet's up, Briar can sync via the Tor network, protecting users and...
    Downloads: 0 This Week
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  • 17
    QuantumAccelerator

    QuantumAccelerator

    Open source application to help you optimize and tweak Windows 10/11

    ...Managing files and privacy settings is heavily trust based and in my opinion should be available to everyone. That's why this application is completely free and open source.
    Downloads: 1 This Week
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  • 18
    Haven

    Haven

    Protect personal spaces and possessions without compromising privacy

    Haven is for people who need a way to protect their personal spaces and possessions without compromising their own privacy, through an Android app and on-device sensors. Haven is for people who need a way to protect their personal areas and possessions without compromising their privacy. It is an Android application that leverages on-device sensors to provide monitoring and protection of physical areas. Haven turns any Android phone into a motion, sound, vibration and light detector,...
    Downloads: 4 This Week
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  • 19
    PermissionsDispatcher

    PermissionsDispatcher

    A declarative API to handle Android runtime permissions

    PermissionsDispatcher provides a simple annotation-based API to handle runtime permissions. This library lifts the burden that comes with writing a bunch of check statements whether permission has been granted or not from you, in order to keep your code clean and safe. PermissionsDispatcher introduces only a few annotations, keeping its general API concise. Annotate a method that explains why the permissions are needed. It passes in a PermissionRequest object which can be used to continue or...
    Downloads: 0 This Week
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  • 20
    Ank Zipper

    Ank Zipper

    A free and easy-to-use password protected file archiver

    Ank Zipper provides you with a lightweight, Java-based application designed to provide security to your documents. Ank Zipper can compress both files and folders and create password-protected archives, in order to prevent unauthorized access to important files. Additionally, it can be used for extracting or simply browsing ZIP files.It includes AES(Advanced Encryption Standard) algorithm to encrypt/decrypt file(s). Ank Zipper is a cross-platform software that can be used on any...
    Downloads: 0 This Week
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  • 21
    Jacksum

    Jacksum

    a free cross platform checksum utility, supports 58+ hash algorithms

    Development of this project has been moved to https://github.com/jonelo/jacksum. This site has been left for historical purposes ONLY, you find older Jacksum versions here. Please visit the GitHub site for current development. Jacksum 1.7.0 is a platform independent checksum utility (written entirely in Java) for computing and verifying (integrity check) checksums, CRC and hashes (fingerprints). It supports 58 popular hash algorithms and a lot of unique features.
    Downloads: 5 This Week
    Last Update:
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  • 22
    WinSCP Password Recovery

    WinSCP Password Recovery

    WinSCP Password Recovery is the tool to recover your WinSCP Password

    WinSCP Password Recovery is the FREE tool to instantly recover all your lost or forgotten passwords from WinSCP software.
    Downloads: 12 This Week
    Last Update:
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  • 23
    Mi WiFi Passwords

    Mi WiFi Passwords

    A tool that helps users see all their PC WiFi passwords at a glimpse.

    MifiWiFiPasswords is a portable free software tool which helps people recover, view, search, retrieve, save and hack around all WiFi Networks passwords for the machine on which you run the software . It was initially developed in a single night by Blessed Jason Mwanza as a way to simplify the means on which to share and retrieve WiFi passwords to new users and members of his community.
    Downloads: 1 This Week
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  • 24
    respite vpn - ssh & openvpn injector

    respite vpn - ssh & openvpn injector

    Bypass your ISP's firewalls and connect to the internet!

    ...There are many SSH and OpenVPN Server providers in the internet, one is https://www.tcpvpn.com HTTP Proxy responses override (source code): https://github.com/AlizerDoesJava/respite-proxy-override Please rate, any feedback is appreciated. The application and server providers are free.
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    Downloads: 95 This Week
    Last Update:
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  • 25

    sls

    SLS Team Java Library

    ...With couple of classes u can parse and construct those ugly ASN.1 structures, look at RSA and EC key formats for example. No bad dependencies between classes, so u can easily cut off unnecessary code and simply include what u need in your project. Feel free and simple without headache. We are using class Binary as best for us to work with byte arrays. Simple classes for console-like colored apps in GUI-mode. Look also http://demo.sls.team
    Downloads: 0 This Week
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