Most popular security repositories and open source projects

Cybersecurity (security) includes controlling physical access to hardware as well as protection from attacks that come via network access, data injection, and code injection.

the-book-of-secret-knowledge

A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, o...

6204   74079   74079  

Awesome-Hacking

A collection of various awesome lists for hackers, pentesters and secu...

8022   53961   53961  

caddy

Fast, multi-platform web server with automatic HTTPS

3297   41961   41961  

cs-video-courses

List of Computer Science courses with video lectures.

5963   40498   40498  

PayloadsAllTheThings

A list of useful payloads and bypass for Web Application Security and...

10770   39711   39711  

x64dbg

An open-source x64/x32 debugger for windows.

1904   38831   38831  

mitmproxy

An interactive TLS-capable intercepting HTTP proxy for penetration tes...

3436   28259   28259  

algo

Set up a personal VPN in the cloud

2137   25869   25869  

nginxconfig.io

⚙️ NGINX config generator on steroids 💉

1541   22317   22317  

CheatSheetSeries

The OWASP Cheat Sheet Series was created to provide a concise collecti...

3048   21210   21210  

hosts

🔒 Consolidating and extending hosts files from several well-curated so...

1848   21210   21210  

security-guide-for-developers

Security Guide for Developers (实用性开发人员安全须知)

1581   20306   20306  

setup-ipsec-vpn

Scripts to build your own IPsec VPN server, with IPsec/L2TP, Cisco IPs...

5294   19397   19397  

macOS-Security-and-Privacy-Guide

Guide to securing and improving privacy on macOS

1389   19390   19390  

openzeppelin-contracts

OpenZeppelin Contracts is a library for secure smart contract developm...

9832   19184   19184  

osquery

SQL powered operating system instrumentation, monitoring, and analytic...

2334   19123   19123  

API-Security-Checklist

Checklist of the most important security countermeasures when designin...

2127   17637   17637  

matomo

Liberating Web Analytics. Star us on Github? +1. Matomo is the leading...

2346   16649   16649  

radare2

UNIX-like reverse engineering framework and command-line toolset

2717   16637   16637  

docker-slim

DockerSlim (docker-slim): Don't change anything in your Docker contain...

534   14708   14708  

authelia

The Single Sign-On Multi-Factor portal for web apps

754   13802   13802  

keepassxc

KeePassXC is a cross-platform community-driven port of the Windows app...

1073   13388   13388  

trivy

Scanner for vulnerabilities in container images, file systems, and Git...

1267   13222   13222  

hydra

OpenID Certified™ OpenID Connect and OAuth Provider written in Go - cl...

1247   12966   12966  

nginx-admins-handbook

How to improve NGINX performance, security, and other important things...

1024   12775   12775  

cilium

eBPF-based Networking, Security, and Observability

1720   12666   12666  

hacker101

Source code for Hacker101.com - a free online web and mobile security...

2464   12567   12567  

tink

Tink is a multi-language, cross-platform, open source library that pro...

1122   12527   12527  

How-To-Secure-A-Linux-Server

An evolving how-to guide for securing a Linux server.

815   12513   12513  

teleport

Certificate authority and access plane for SSH, Kubernetes, web apps,...

1225   12305   12305  

cutter

Free and Open Source Reverse Engineering Platform powered by rizin

941   11780   11780  

bettercap

The Swiss Army knife for 802.11, BLE, IPv4 and IPv6 networks reconnais...

1186   11582   11582  

keeweb

Free cross-platform password manager compatible with KeePass

988   11073   11073  

wifiphisher

The Rogue Access Point Framework

2378   10932   10932  

secguide

面向开发人员梳理的代码安全指南

1585   10922   10922  

labs

This is a collection of tutorials for learning how to use Docker with...

5317   10875   10875  

routersploit

Exploitation Framework for Embedded Devices

2200   10388   10388  

sops

Simple and flexible tool for managing secrets

618   10369   10369  

gitleaks

Protect and discover secrets using Gitleaks 🔑

957   10354   10354  

zaproxy

The OWASP ZAP core project

1929   9724   9724  

javascript-obfuscator

A powerful obfuscator for JavaScript and Node.js

1119   9468   9468  

DOMPurify

DOMPurify - a DOM-only, super-fast, uber-tolerant XSS sanitizer for HT...

577   9383   9383  

vuls

Agent-less vulnerability scanner for Linux, FreeBSD, Container, WordPr...

1033   9380   9380  

how-to-secure-anything

How to systematically secure anything: a repository about security eng...

641   9303   9303  

hacker-roadmap

A collection of hacking tools, resources and references to practice et...

1183   9303   9303  

nuclei

Fast and customizable vulnerability scanner based on simple YAML based...

1307   9158   9158  

helmet

Help secure Express apps with various HTTP headers

376   9066   9066  

test-your-sysadmin-skills

A collection of Linux Sysadmin Test Questions and Answers. Test your k...

1131   9032   9032  

social-analyzer

API, CLI, and Web App for analyzing and finding a person's profile in...

672   9012   9012  

the-practical-linux-hardening-guide

This guide details creating a secure Linux production system. OpenSCAP...

535   8958   8958