Best Self-Hosted Security & Privacy Tools in 2026
Tools for protecting privacy, securing networks, and managing vulnerabilities and security threats.
The top-rated pick is Vaultwarden with 65,211 GitHub stars.
6 self-hosted security & privacy tools — ranked by GitHub stars. Browse all
Vaultwarden
Vaultwarden is an unofficial, Bitwarden-compatible server written in Rust. Self-host your password vault with low resource use and full client compatibility.
1Password
Pi-hole
Network-wide DNS-based ad blocking that protects all devices on your network, including Smart TVs and IoT devices.
AdGuard Home
Network-wide DNS-based ad and tracker blocker with parental controls, DNS rewrites, and detailed query logging.
Passbolt
Open-source, security-first password manager designed for teams. End-to-end encryption, granular access control, and self-hostable.
1Password
AliasVault
Privacy-first password manager with built-in email aliasing. Fully encrypted and self-hostable.
1Password
Midas
Open platform for governing execution authority at decision surfaces across agents, AI systems, and enterprise workflows.
Why self-host?
Self-hosting puts you in control. You own your data, avoid vendor lock-in, and eliminate recurring subscription costs. For teams handling sensitive data or operating under strict compliance requirements, running your own infrastructure is often the only viable option.