See what the world is building.

Open source identity and access management with minimum effort.

Free open-source modern IAM solution with OpenID Connect support

Superior Internet Privacy with Whonix — anonymize everything you do online

A reasonably secure operating system for personal computers

Open Source Threat Intelligence and Sharing Platform

Best-in-class software and learning for security engineers and penetration testers.

Network Intrusion Detection & Prevention System

Unified XDR and SIEM protection for endpoints and cloud workloads.

Daemon to ban hosts that cause multiple authentication errors

The Open Source Foundation for Application Security

The world's leading network protocol analyzer

Full-featured open-source vulnerability scanner by Greenbone

Free and open source network discovery and security auditing utility

The most advanced Penetration Testing Distribution

Fast, modern, secure VPN tunnel

Enterprise WireGuard VPN with built-in MFA and full sovereignty.

Open-source, modular and portable IPsec-based VPN solution

Bring the power of open virtualization everywhere.

XenServer Based, Community Powered — your seamless hypervisor

Run operating systems and programs for any machine, on any architecture

Replace VMware, build Sovereign Clouds, and power your AI Factory

Powerful open source virtualization for personal and enterprise use

Scalable. Secure. 100% Community-Driven enterprise virtualization platform.

A virtual machine cluster management tool that Just Works

Work easier, Work faster

The free and open source distributed version control system

A secure, hardened, and improved implementation of Network Time Protocol

Operational control for Kubernetes, Docker, and Podman without specialist overhead.

A versatile implementation of the Network Time Protocol (NTP).

More Than A Firewall

The umbrella project behind Incus, LXC, LXCFS, Distrobuilder and more.

Open source, feature-rich firewall and routing platform for everyone.

World's Most Trusted Open Source Firewall

A Linux operating system targeting embedded devices with full customization

Remote access screen and file sharing to your desktop.

High-performance, platform-neutral VNC client/server for remote graphical applications

An open-source universal messaging library

A realtime distributed messaging platform

Flexible & Powerful Open Source Multi-Protocol Messaging

Serverless Functions Made Simple with Kubernetes.

Heroku alternative for Kubernetes — deploy 12-factor apps easily

Free Open Source IP Address Management Software

Automate Network Management with OpenWISP for Linux OpenWrt

Network simulation software for building and testing virtual networks

The universal, open source observability solution for IT & OT

Unified XDR and SIEM protection for endpoints and cloud workloads.

A self-hosted monitoring tool

The Observability Pipeline that delivers monitoring as code on any cloud

Monitoring Webinterface for Naemon, Nagios, Icinga and Shinken

The open-source observability platform, unified and self-hostable.