Open-source alternatives to Vuls

Tsunami Security Scanner is a network vulnerability scanner and security auditor designed to identify high-severity flaws across network assets. It functions as an asynchronous security probe engine that utilizes automated probes and specialized detection logic to find critical weaknesses and prioritize remediation efforts. The project is distinguished by a plugin-based scanning engine, which uses a modular architecture of interchangeable detection plugins to identify vulnerabilities. This extensibility allows for the development and integration of custom security plugins to expand the variet

This project is a command line interface for managing, installing, and publishing JavaScript packages to a remote registry. It serves as a dependency resolution tool, a software registry publishing client, and a security auditor for Node.js development workflows. The tool distinguishes itself by providing integrated monorepo workspace management and a comprehensive registry authentication client that supports multi-factor authentication. It enables detailed control over the software supply chain through provenance attestations, package signature verification, and the generation of a Software

The Snyk CLI is a command-line security scanner that detects known vulnerabilities across open-source dependencies, proprietary application code, container images, and infrastructure-as-code configuration files. It also serves as a platform management tool, allowing users to configure organizations, users, SSO, and reporting from the terminal rather than the web dashboard. The CLI integrates directly into development workflows, enabling scanning within IDEs, build pipelines, and version control systems. It implements static analysis with interfile data flow analysis to find complex security f

OSV is a distributed database and aggregator of open-source security advisories that uses a standardized vulnerability schema to track security flaws. It functions as a system for collecting and normalizing security data from diverse ecosystems into a single unified format, providing a web API for querying package vulnerabilities and submitting standardized records. The project distinguishes itself through a security advisory distribution service that supports bulk dataset exports via cloud storage buckets and incremental synchronization of security record updates. It also employs sandbox-bas

Subfinder is a security reconnaissance framework designed for subdomain enumeration and attack surface management. It functions as a discovery engine that identifies and maps internet-exposed infrastructure, cloud-hosted assets, and network ranges to maintain a comprehensive inventory of an organization's digital footprint. The project distinguishes itself through a modular, template-driven scanning engine that executes security checks against discovered assets. It leverages cloud-native asset discovery to query provider APIs and infrastructure metadata, while supporting distributed agent orc

Strix is an automated security research and vulnerability scanning platform that leverages language models to orchestrate complex security analysis tasks. It functions as a comprehensive framework for penetration testing and continuous security integration, allowing users to embed automated vulnerability research directly into development pipelines or execute it within isolated, containerized environments. The platform distinguishes itself through a multi-agent orchestration engine that coordinates specialized autonomous agents to perform parallel security assessments. By integrating LLM-agno

This project is a vulnerability intelligence database and aggregator that organizes common vulnerabilities and exposures alongside their corresponding proof-of-concept exploit code. It functions as a security vulnerability tracker and an indexed directory of public exploit payloads. The system monitors new security flaws and updates to known exploits through repository watches and atom feeds. It utilizes automated aggregation to collect vulnerability details from centralized repositories and discovers associated exploit code via reference analysis and global searches. The tool provides capab

ScanCode Toolkit is a software composition analysis tool and scanning framework designed to identify open-source licenses and copyright statements in source code and binary files. It functions as an open-source license detector, a dependency vulnerability scanner, and a generator for standardized software bills of materials in SPDX and CycloneDX formats. The project is built as a plugin-based scanning framework, allowing the integration of custom detection logic, specialized analyzers, and modified scanning behaviors at runtime. It distinguishes itself through the ability to produce formal le

osv-scanner is a software composition analysis tool and vulnerability scanner that checks project dependencies and container images against the Open Source Vulnerabilities database. It functions as a dependency remediation tool and can be integrated into custom Go applications as a programmable security library. The project distinguishes itself through a remediation workflow that includes an interactive terminal user interface and automated scripting for upgrading vulnerable packages in lockfiles and manifests. It employs call-graph reachability analysis to determine if vulnerable code is act

LinEnum is a suite of security utilities for auditing Linux systems, scanning for privilege escalation paths, and enumerating local vulnerabilities. It functions as a system security audit tool, a local enumeration utility, and a scanner for identifying misconfigurations that could allow a user to gain root access. The project includes specialized auditing for containerized environments, specifically detecting Docker and LXC signatures to identify potential escape vectors to the host system. Its broader capabilities cover the analysis of kernel versions, the identification of SUID binaries a

w3af is a web penetration testing suite and security audit framework designed to identify and exploit vulnerabilities in web applications. It functions as a vulnerability scanner that crawls targets to find injection points and a fuzzer used to discover hidden endpoints and test input validation. The project distinguishes itself by providing an intercepting HTTP proxy for capturing and modifying traffic, combined with a knowledge-base driven exploitation system. It enables the execution of security exploits to gain remote shell access and supports post-exploitation activities, such as routing

Trivy is a comprehensive security scanner designed to identify vulnerabilities and misconfigurations across container images, filesystems, and infrastructure as code files. It functions as a software composition analysis tool and an infrastructure security scanner, providing automated checks for CI/CD pipelines and cloud environments to ensure the integrity of the software supply chain. The tool distinguishes itself through a modular, plugin-based architecture that allows for the independent inspection of diverse targets. It utilizes a declarative policy engine to evaluate configurations agai

Maskphish is a comprehensive security toolkit that integrates capabilities for digital forensics, network vulnerability scanning, open-source intelligence, penetration testing, and social engineering. It functions as a multi-purpose framework for automating reconnaissance and executing security audits across diverse network environments. The project features a specialized phishing and social engineering toolkit used for cloning websites, masking URLs, and deploying deceptive pages to capture user credentials. It also includes a remote access Trojan builder for generating platform-specific exe

afrog is an HTTP vulnerability scanner and web vulnerability management system that identifies security flaws and known CVEs using a YAML-based rule engine. It functions as a payload generator and scanner, comparing server responses against detection rules to find unauthorized access points. The project provides a framework for out-of-band security testing, detecting blind vulnerabilities by triggering and verifying external DNS or HTTP callbacks. Beyond web traffic, it includes a protocol fuzzer capable of executing multi-step read and write sequences over raw TCP and SSL sockets to identify

Fscan is an automated penetration testing tool designed for internal network reconnaissance and vulnerability assessment. It functions as a comprehensive security framework that maps network infrastructure, identifies active hosts and services, and detects security weaknesses across internal environments. The tool distinguishes itself through a modular plugin architecture that allows for extensible security checks and a stateful asset tracking system that maintains an in-memory registry of discovered infrastructure. It incorporates a dedicated credential brute-force engine for testing passwor

Nettacker is an automated penetration testing framework designed to orchestrate reconnaissance, port scanning, and vulnerability detection. It functions as a network reconnaissance tool and vulnerability scanner that identifies open ports, fingerprints services, and checks systems against databases of known security flaws. The framework distinguishes itself by combining a web application crawler for discovering hidden paths via fuzzing with a vulnerability management system that persists scan results in a database to track historical assessments. It also includes specialized capabilities for

Windows-Exploit-Suggester is a security analysis tool designed to audit patch levels and identify vulnerabilities on Windows hosts. It functions as a vulnerability scanner and patch level auditor that compares installed system hotfixes against Microsoft security bulletins to detect missing updates. The project maps these missing security updates to known public exploits and available Metasploit modules. It uses a vulnerability database interface to download and query external security bulletin data, linking specific unpatched vulnerabilities to viable exploit vectors. The tool's capabilities

Clair is a container image vulnerability scanner and security analyzer. It performs static analysis of container images by matching package contents against vulnerability databases to identify security risks across different package formats and architectures. The project functions as both an image indexer and a vulnerability database manager. It processes container layers into intermediate representations to enable fast security lookups and synchronizes security metadata from multiple external sources to maintain a local registry. Capability areas include continuous security monitoring, whic

Kubescape is a security platform for Kubernetes that provides tools for scanning clusters, configurations, and container images against industry compliance and security benchmarks. It functions as a suite of security utilities, including a compliance auditor, a misconfiguration scanner, and a container vulnerability scanner. The project differentiates itself through automated remediation and active enforcement. It can automatically patch operating system vulnerabilities in images and fix security errors within manifest files. It also utilizes an admission controller to block the deployment of

Grype is a command-line security scanner designed to identify known vulnerabilities within container images, filesystems, and software manifests. It functions as a software composition analysis tool that detects security flaws in application components and open-source libraries to support supply chain security. The tool distinguishes itself by reconstructing the final state of container images through layered filesystem inspection and normalizing diverse package formats into a unified dependency graph. It maintains a local cache of security advisories synchronized from multiple upstream sourc

This project is a comprehensive security platform providing an LLM security orchestration framework, an AI agent firewall, and tools for vulnerability remediation, compliance automation, and endpoint protection. It functions as a centralized system to protect AI models from adversarial exploits while managing the identification and patching of software flaws. The platform distinguishes itself through the coordination of specialized AI agents to automate complex security workflows, including reconnaissance, bug hunting, and exploit development. It implements dedicated guardrails to block promp

Wazuh is an integrated security platform that combines endpoint detection and response, security information and event management, and cloud workload protection. It functions as a centralized system for collecting telemetry, aggregating logs, and correlating events across distributed infrastructure to maintain security and integrity. The platform distinguishes itself through its active response orchestration, which allows for the automated execution of scripts on remote endpoints to neutralize threats in real time. It provides deep visibility into system activity through file integrity monito

Snyk is an application security testing platform designed to identify and remediate vulnerabilities across source code, open-source dependencies, container images, and infrastructure-as-code configurations. It functions as a comprehensive security workflow automation tool, utilizing a static analysis engine and dependency graph mapping to detect security flaws and license compliance issues throughout the software development lifecycle. The platform distinguishes itself through agentic workflow orchestration and an automated remediation pipeline that generates and submits pull requests to patc

Checkov is a static analysis tool and security scanner designed to identify misconfigurations in infrastructure as code, container images, and Kubernetes configurations. It functions as a cloud security posture tool, an SCA vulnerability scanner, and a secret scanning utility to prevent security breaches and version control leaks. The project distinguishes itself through deep graph analysis and variable resolution, allowing it to map relationships between interconnected resources and evaluate the final state of infrastructure attributes. It provides extensibility for defining custom security

Windows-Exploit-Suggester is a security audit tool designed to scan Windows systems for outdated components and missing security patches. It functions as a vulnerability scanner that compares target patch levels against official vendor security bulletins to identify security gaps. The tool specializes in exploit mapping, linking identified missing updates to known public exploit code and available penetration testing modules. It automates the research process by cross-referencing missing patches with specific vulnerability identifiers to determine applicable attack vectors. The system includ

RouterSploit is an embedded device exploitation framework and vulnerability scanner designed to identify and exploit security flaws in networked embedded hardware and firmware. It provides a centralized toolkit for scanning for known weaknesses and common misconfigurations to gain unauthorized system access. The framework includes an architecture-specific payload generator to create custom binary payloads tailored to the target hardware. It also features an automated brute force tool that uses dictionary-based credential guessing to bypass authentication on hardware devices. The tool covers

This project is a comprehensive, curated directory of static analysis, linting, and security scanning utilities. It serves as a central resource for developers to discover, compare, and select tools based on specific programming languages, licensing models, and integration requirements. The directory distinguishes itself by providing deep metadata for each listed utility, including community-driven popularity rankings, maintenance status, and deployment methods. By aggregating these tools into a single searchable index, it enables teams to identify solutions for enforcing coding standards, ma