Top SCAN GitHub Repositories & Tools (2026)

Free Windows, Mac and Linux cleaner, scanner, and more.

Mac Sai: the open-source Mac cleaner, optimizer, and malware scanner. A free, Apple-notarized alternative to CleanMyMac, built with Swift 6 and SwiftUI.

Program for determining types of files for Windows, Linux and MacOS.

The ZAP by Checkmarx Core project

Real-time intraday stock scanner for US equities with a browser dashboard you lay out yourself

Vulnerability scanner written in Go which uses the data provided by https://osv.dev

Open-source universal artifact registry. Drop-in Artifactory/Nexus alternative with 40+ package formats, security scanning, WASM plugins, and edge replication.

Local Area Network discovery tool with an interactive Terminal User Interface (TUI) written in Go. Discover, explore, and understand your LAN in an intuitive way. Knock Knock.. who's there? 🚪

Nuclei is a fast, customizable vulnerability scanner powered by the global security community and built on a simple YAML-based DSL, enabling collaboration to tackle trending vulnerabilities on the internet. It helps you find vulnerabilities in your applications, APIs, networks, DNS, and cloud configurations.

A powerful open-source tool for managing networks and troubleshooting network problems!

Agent-less vulnerability scanner for Linux, FreeBSD, Container, WordPress, Programming language libraries, Network devices

Prevent cloud misconfigurations and find vulnerabilities during build-time in infrastructure as code, container images and open source packages with Checkov by Bridgecrew.

Single-cell analysis in Python. Scales to >100M cells.

Application Layer DoS attack simulator

scanf for modern C++

AI-powered penetration testing assistant for automating recon, note-taking, and vulnerability analysis.

ZAP Add-ons

AMWScan (PHP Antimalware Scanner) is a free tool to scan php files and analyze your project to find any malicious code inside it.

ScanT3r - Module based Bug Bounty Automation Tool ( use Lotus instead github.com/bugBlocker/lotus )

blint is a Binary Linter that checks the security properties and capabilities of your executables. It can also generate a Software Bill-of-Materials (SBOM) for supported binaries.