The Single Sign-On Multi-Factor portal for web apps. OpenID Certified™ and Post-Quantum Cryptography Ready.
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Set up your own IPsec VPN server in just a few minutes, with IPsec/L2TP, Cisco IPsec and IKEv2. Supports Ubuntu, Debian, CentOS/RHEL, Alpine Linux and Raspberry Pi OS. Includes client config and management scripts.
Find, verify, and analyze leaked credentials
⚙️ NGINX config generator on steroids 💉
OpenZeppelin Contracts is a library for secure smart contract development.
The authentication glue you need.
eBPF-based Networking, Security, and Observability
UNIX-like reverse engineering framework and command-line toolset
Weighs the soul of incoming HTTP requests to stop AI crawlers
SQL powered operating system instrumentation, monitoring, and analytics.
Simple and flexible tool for managing secrets
Slim(toolkit): Don't change anything in your container image and minify it by up to 30x (and for compiled languages even more) making it secure too! (free and open source)
Checklist of the most important security countermeasures when designing, testing, and releasing your API
SafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits.
🔒 A compiled checklist of 300+ tips for protecting digital security and privacy in 2026
Community guide to securing and improving privacy on macOS.
Manage your dotfiles across multiple diverse machines, securely.
🚀 An open and lightweight modification to Windows, designed to optimize performance, privacy and usability.
Empowering People Ethically 🚀 — Matomo is hiring! Join us → https://matomo.org/jobs Matomo is the leading open-source alternative to Google Analytics, giving you complete control and built-in privacy. Easily collect, visualise, and analyse data from websites & apps. Star us on GitHub ⭐️ – Pull Requests welcome!
Get Android app updates straight from the source.
Security Guide for Developers
The easiest, and most secure way to access and protect all of your infrastructure.
🤖 The Modern Port Scanner 🤖
open-source agentic AI data assistant for the next generation of AI + Data products.