Showing 947 open source projects for "security linux"

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  • 1
    Agentic Security

    Agentic Security

    Agentic LLM Vulnerability Scanner / AI red teaming kit

    The open-source Agentic LLM Vulnerability Scanner.
    Downloads: 0 This Week
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  • 2
    Claude Code Security Reviewer

    Claude Code Security Reviewer

    An AI-powered security review GitHub Action using Claude

    The claude-code-security-review repository implements a GitHub Action that uses Claude (via the Anthropic API) to perform semantic security audits of code changes in pull requests. Rather than relying purely on pattern matching or static analysis, this action feeds diffs and surrounding context to Claude to reason about potential vulnerabilities (e.g. injection, misconfigurations, secrets exposure, etc). When a PR is opened, the action analyzes only the changed files (diff-aware scanning),...
    Downloads: 0 This Week
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  • 3
    fsociety

    fsociety

    Modular CLI framework for managing penetration testing tools

    fsociety is a modular penetration testing framework designed to provide a unified interface for running and managing a wide range of security tools. It focuses on simplifying penetration testing workflows by integrating multiple external security utilities into a single command line environment. Instead of implementing its own security scanners, the framework acts as a wrapper and orchestrator that helps users discover, install, and execute tools from various GitHub repositories. Its modular...
    Downloads: 65 This Week
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  • 4
    LSG - Linux SecureGuard

    LSG - Linux SecureGuard

    Professional antivirus solution developed for Linux systems.

    Professional antivirus solution developed for Linux systems. Protects your Linux servers and desktop systems with real-time protection, network security and advanced threat detection features.
    Downloads: 9 This Week
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  • 5
    Cerberix Linux
    A security-focused, desktop-ready Arch Linux derivative. Hardened by default with XFCE, firewall, IDS, and VPN tooling preconfigured.
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    Downloads: 73 This Week
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  • 6
    Wfuzz

    Wfuzz

    Web application fuzzer

    Wfuzz provides a framework to automate web applications security assessments and could help you to secure your web applications by finding and exploiting web application vulnerabilities. Wfuzz it is based on a simple concept: it replaces any reference to the FUZZ keyword by the value of a given payload. A payload in Wfuzz is a source of data. This simple concept allows any input to be injected in any field of an HTTP request, allowing to perform complex web security attacks in different web...
    Downloads: 46 This Week
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  • 7
    frida

    frida

    Dynamic instrumentation toolkit for developers

    Dynamic instrumentation toolkit for developers, reverse-engineers, and security researchers. Inject your own scripts into black box processes. Hook any function, spy on crypto APIs or trace private application code, no source code needed. Edit, hit save, and instantly see the results. All without compilation steps or program restarts. Works on Windows, macOS, GNU/Linux, iOS, Android, and QNX. Install the Node.js bindings from npm, grab a Python package from PyPI, or use Frida through its Swift bindings, .NET bindings, Qt/Qml bindings, or C API. ...
    Downloads: 103 This Week
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  • 8
    theHarvester

    theHarvester

    E-mails, subdomains and names

    theHarvester is a very simple to use, yet powerful and effective tool designed to be used in the early stages of a penetration test or red team engagement. Use it for open source intelligence (OSINT) gathering to help determine a company's external threat landscape on the internet. The tool gathers emails, names, subdomains, IPs and URLs using multiple public data sources.
    Downloads: 37 This Week
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  • 9
    DefectDojo

    DefectDojo

    DefectDojo is a DevSecOps and vulnerability management tool

    DefectDojo is a security orchestration and vulnerability management platform. DefectDojo allows you to manage your application security program, maintain product and application information, triage vulnerabilities and push findings to systems like JIRA and Slack. DefectDojo enriches and refines vulnerability data using a number of heuristic algorithms that improve with the more you use the platform. DefectDojo integrates with 85+ security tools. DefectDojo has bi-directional integration with...
    Downloads: 7 This Week
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  • 10
    Toutatis

    Toutatis

    Extract public Instagram account information from usernames

    Toutatis is an open source command-line tool designed to extract publicly available information from Instagram accounts. It helps users gather various data points from a target profile by querying Instagram using a username or account ID. The tool can retrieve details such as profile metadata, follower counts, biography information, and other publicly accessible account attributes. In addition to basic profile data, Toutatis can also reveal contact details that may be publicly exposed,...
    Downloads: 91 This Week
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  • 11
    Cybersecurity AI

    Cybersecurity AI

    Cybersecurity AI (CAI), the framework for AI Security

    CAI (Cybersecurity AI) is a lightweight open-source framework intended to help security practitioners build and deploy AI-assisted automation for defensive and offensive security workflows. The project frames itself as a practical foundation for “AI security,” focusing on turning security tasks into agentic workflows that can be composed, executed, and iterated on by practitioners. Rather than being a single-purpose tool, CAI is positioned as a framework that supports building multiple...
    Downloads: 3 This Week
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  • 12
    Algo VPN

    Algo VPN

    Set of Ansible scripts that simplifies the setup of a personal VPN

    Introducing Algo, a self-hosted personal VPN server designed for ease of deployment and security. Algo automatically deploys an on-demand VPN service in the cloud that is not shared with other users, relies on only modern protocols and ciphers, and includes only the minimal software you need. And it’s free. For anyone who is privacy conscious, travels for work frequently, or can’t afford a dedicated IT department, this one’s for you. Really, the paid-for services are just commercial...
    Downloads: 17 This Week
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  • 13
    Anthropic Cybersecurity Skills

    Anthropic Cybersecurity Skills

    754 structured cybersecurity skills for AI agents

    Anthropic Cybersecurity Skills is a collection of structured prompts, tools, and workflows designed to enhance the cybersecurity capabilities of AI systems. It focuses on defining reusable “skills” that guide AI models in performing tasks such as vulnerability analysis, threat detection, and security auditing. The project is intended for experimentation and development of AI-assisted cybersecurity workflows, providing templates that can be adapted to different environments. It emphasizes...
    Downloads: 16 This Week
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  • 14
    Mercury Browser

    Mercury Browser

    Privacy-focused web browser fork of Firefox

    Mercury Browser is an optimized, privacy-focused web browser that is a fork of Mozilla Firefox. It incorporates compiler optimizations such as AVX, AES, LTO, and PGO to enhance performance and security. With features derived from projects like LibreWolf, Waterfox, and Ghostery, Mercury disables telemetry and debugging elements by default, ensuring a more private browsing experience. It also includes usability patches that bring back features like the classic top bar and supports unsigned extensions for added flexibility. Mercury is tailored for users prioritizing speed and privacy and is available for both Linux and Windows​.
    Downloads: 37 This Week
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  • 15
    Sigma

    Sigma

    Main Sigma Rule Repository

    Welcome to the Sigma main rule repository. The place where detection engineers, threat hunters and all defensive security practitioners collaborate on detection rules. The repository offers more than 3000 detection rules of different type and aims to make reliable detections accessible to all at no cost. Sigma is an open-source tool for defining generic detection rules for security event logs, enabling security professionals to detect threats across platforms.
    Downloads: 2 This Week
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  • 16
    User Scanner

    User Scanner

    Scan usernames and emails across many platforms from the CLI

    user-scanner is a command-line OSINT tool designed to analyze the presence and availability of usernames and email addresses across many online platforms. It helps users quickly determine whether a specific username or email is already associated with accounts on social networks, developer platforms, creator communities, gaming services, and other sites. user-scanner is useful for security researchers, investigators, and analysts performing open source intelligence, as well as individuals or...
    Downloads: 31 This Week
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  • 17
    SIPVicious

    SIPVicious

    Security tools that can be used to audit SIP based VoIP systems

    SIPVicious OSS has been around since 2007 and is actively updated to help security teams, QA and developers test SIP-based VoIP systems and applications. Open-source security suite for auditing SIP based VoIP systems. Also known as friendly-scanner, it is freely available to help pentesters, security teams and developers quickly test their SIP systems. Download the latest source code from git or the latest release, send pull requests and open issues. Install the latest and greatest release...
    Downloads: 3 This Week
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  • 18
    Payloads All The Things

    Payloads All The Things

    A list of useful payloads and bypass for Web Application Security

    A list of useful payloads and bypasses for Web Application Security. Feel free to improve with your payloads and techniques. The API key is a unique identifier that is used to authenticate requests associated with your project. Some developers might hardcode them or leave it on public shares.
    Downloads: 3 This Week
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  • 19
    Watcher

    Watcher

    Open Source Cybersecurity Threat Hunting Platform

    Watcher is a file integrity monitoring tool that detects unauthorized changes to files, helping organizations maintain compliance and security.
    Downloads: 3 This Week
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  • 20
    SSH-MITM

    SSH-MITM

    Server for security audits supporting public key authentication

    ssh man-in-the-middle (ssh-mitm) server for security audits supporting publickey authentication, session hijacking and file manipulation. SSH-MITM is a man in the middle SSH Server for security audits and malware analysis. Password and publickey authentication are supported and SSH-MITM is able to detect, if a user is able to login with publickey authentication on the remote server. This allows SSH-MITM to accept the same key as the destination server. If publickey authentication is not...
    Downloads: 2 This Week
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  • 21
    Xteam

    Xteam

    All-in-one command-line toolkit for security testing and OSINT tools

    ...Xteam includes features such as Instagram information gathering, phishing utilities, wireless attack tools, and Android security testing capabilities. Xteam’s architecture uses a main bash script that serves as the hub for running internal modules or downloading and executing external projects when needed. It can operate on Linux systems as well as Android devices using Termux, making it accessible in both desktop and mobile environments.
    Downloads: 2 This Week
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  • 22
    SkillSpector

    SkillSpector

    Security scanner for AI agent skills

    SkillSpector is a security scanner built to evaluate AI agent skills before they are installed or trusted. It helps teams inspect skills used by tools such as Claude Code, Codex CLI, and Gemini CLI. The project focuses on detecting vulnerabilities, malicious behavior, and risky patterns that may be hidden inside skill files. It combines fast static checks with optional LLM-based semantic review for issues that require deeper intent analysis. It supports several input types, including Git...
    Downloads: 8 This Week
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  • 23
    holehe

    holehe

    Check if the mail is used on different sites

    holehe is a Python-based OSINT utility designed to determine whether a specific email address is registered across a wide range of online services. The tool works by leveraging password-reset mechanisms and other public account-existence checks to infer whether an email is associated with accounts on major platforms. It supports more than a hundred websites and is commonly used during reconnaissance, digital investigations, and account exposure assessments. holehe is designed to operate...
    Downloads: 39 This Week
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  • 24
    Tookie-OSINT

    Tookie-OSINT

    Username OSINT tool for discovering accounts across many websites

    Tookie-OSINT is an open source intelligence tool designed to help security researchers, ethical hackers, and investigators discover online accounts associated with a specific username. It automates the process of searching for usernames across multiple websites, making it easier to identify a person's presence on different platforms. By entering a target username, Tookie-OSINT scans a list of supported sites and checks whether the username exists on those platforms. This approach removes the...
    Downloads: 10 This Week
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  • 25
    Blackbird

    Blackbird

    OSINT tool for finding accounts across 600+ sites by username or email

    Blackbird is an open source OSINT tool designed to search for user accounts across social networks and online platforms using a username or email address. The project focuses on helping investigators, researchers, and security professionals quickly discover where a specific identity appears on the internet. It performs reverse searches across more than 600 websites by leveraging data from the community-driven WhatsMyName project, which improves detection accuracy and reduces false positives....
    Downloads: 15 This Week
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