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Security & Privacy

Security & Privacy open-source alternatives curated by the directory.

Security & Privacy

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FireZone

Apache-2.0

Replace your VPN with zero-trust access built on WireGuard. Fast, scalable network security with simple policies and identity provider integration.

ZerotierTeleportTwingate
8.7K StarRustApache-2.01 day ago
418 forksCodexClassroom

Netbird

Unknown

Open source platform combining WireGuard overlay networks with Zero Trust access controls. Features SSO, MFA, device posture checks, and granular policies for secure remote connectivity.

ZerotierCloudflare TunnelTwingate
26K StarRustUnknown1 day ago
1.4K forksCodexClassroom

Pangolin

Unknown

Deploy zero trust access to infrastructure, self-hosted apps, and SaaS tools in days. Identity-aware security with seamless user experience.

ZerotierCloudflare TunnelTwingate
21K StarRustUnknown13 hours ago
701 forksCodexClassroom

Tailscale

BSD-3-Clause

Deploy a modern WireGuard-based VPN with zero configuration. Connect devices securely across clouds, VPCs, and on-premises networks without firewall rules.

ZerotierCloudflare TunnelTwingate
33K StarOpen SourceBSD-3-Clause13 hours ago
2.7K forksCodexClassroom

Tracecat

AGPL-3.0

Tracecat is a scalable, self-hostable platform for automating security workflows and playbooks without limits.

JiraSplunk
3.7K StarReactAGPL-3.018 hours ago
371 forksCodexClassroom

Puter

AGPL-3.0

Puter is a cloud-based desktop OS you run in the browser, with built-in apps, file storage, and support for hosting web apps and sites.

Google DriveMicrosoft OneDriveDropbox
42K StarOpen SourceAGPL-3.01 day ago
3.9K forksCodexClassroom

Keyshade

MPL-2.0

Secure secret management platform with public key encryption, automated rotation, versioning, and real-time collaboration tools for development teams.

1PasswordDopplerKeeper
754 StarOpen SourceMPL-2.02 months ago
261 forksCodexClassroom

Tuta

GPL-3.0

Tuta offers encrypted email, calendar and contacts with quantum-resistant security, protecting your privacy without ads or tracking.

Microsoft 365GmailGoogle Workspace
7.7K StarOpen SourceGPL-3.02 days ago
620 forksCodexClassroom

Zen

MIT

Free, open-source desktop app that blocks ads, trackers, and surveillance scripts across all browsers and apps on Windows, macOS, and Linux.

AdGuardNextDNS
4.0K StarOpen SourceMIT5 days ago
129 forksCodexClassroom

Hanko

Unknown

Open source authentication platform supporting passkeys, 2FA, SSO, and social login. Self-host or use Hanko Cloud, with full control over your data and no lock-in.

ClerkWorkOSAuth0
8.9K StarOpen SourceUnknown22 hours ago
1.0K forksCodexClassroom

Authentik

Unknown

authentik is an open-source identity provider that offers self-hosted authentication, authorization, and user management for businesses of all sizes.

ClerkWorkOSAuth0
22K StarOpen SourceUnknown17 hours ago
1.7K forksCodexClassroom

Authgear

Apache-2.0

Authgear is a managed IAM platform handling authentication, SSO, and user management for B2C and B2B apps, with biometrics, MFA, and zero-trust support.

ClerkWorkOSAuth0
1.8K StarOpen SourceApache-2.02 days ago
116 forksCodexClassroom

Better Auth

MIT

A comprehensive authentication framework offering email/password, social sign-on, two-factor auth, and multi-tenant support with full TypeScript integration.

ClerkWorkOSAuth0
29K StarTypescriptMIT12 hours ago
2.6K forksCodexClassroom

Cerbos

Apache-2.0

A scalable authorization layer that provides fine-grained access control through externalized policies, enabling secure and flexible permissions management.

WorkOSAuth0Okta
4.5K StarOpen SourceApache-2.02 days ago
194 forksCodexClassroom

HashiCorp Vault

Unknown

HashiCorp Vault is a powerful tool for managing secrets, protecting sensitive data, and controlling access using identity-based security.

1PasswordDopplerKeeper
36K StarOpen SourceUnknown2 days ago
4.7K forksCodexClassroom

JumpServer

GPL-3.0

Open-source privileged access management solution offering secure, browser-based access to SSH, RDP, Kubernetes, databases and remote applications.

TeleportCyberArk
31K StarOpen SourceGPL-3.02 days ago
5.7K forksCodexClassroom

Keycloak

Apache-2.0

Comprehensive open source identity management solution offering single sign-on, social login, and fine-grained authorization for applications and services.

WorkOSAuth0Okta
35K StarOpen SourceApache-2.014 hours ago
8.5K forksCodexClassroom

Logto

MPL-2.0

An open-source identity solution offering customizable login experiences, multi-tenant support, and comprehensive user management.

ClerkAuth0Okta
12K StarOpen SourceMPL-2.012 hours ago
822 forksCodexClassroom

Ory

Apache-2.0

Ory is a certified and battle-tested identity solution backed by a large open source community and trusted by Fortune 500 companies.

ClerkFirebaseWorkOS
14K StarOpen SourceApache-2.02 days ago
1.2K forksCodexClassroom

Permify

AGPL-3.0

Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.

WorkOSAuth0Okta
5.9K StarReactAGPL-3.02 days ago
319 forksCodexClassroom

Stack Auth

Unknown

Stack Auth provides secure authentication, authorization, and user management for developers in just 5 minutes.

ClerkWorkOSAuth0
6.8K StarOpen SourceUnknown2 days ago
516 forksCodexClassroom

SuperTokens

Unknown

Open-source authentication solution offering flexible, self-hosted user management with advanced features and easy integration.

ClerkWorkOSAuth0
15K StarOpen SourceUnknown2 days ago
668 forksCodexClassroom

Tesseral

MIT

Complete B2B authentication solution with SSO, role management, API security, and pre-built UI components. Ship enterprise-grade auth in just a few lines of code.

ClerkWorkOSAuth0
1.1K StarOpen SourceMIT4 months ago
51 forksCodexClassroom

Werbot

Unknown

Centralized platform for managing SSH access, enhancing security, and streamlining server administration for DevOps teams.

169 StarOpen SourceUnknown25 days ago
10 forksCodexClassroom