Authentication & Identity
Part of Backend Services
User auth, SSO, identity management
Services(9)
Ownership Structure
Deployment
License Type
Country
98/100
EU
BootstrappedSaaS
Authentication & Identity
Friendly Captcha
Privacy-first invisible CAPTCHA using proof-of-work puzzles
81/100
EU
BootstrappedSelf-HostableApache-2.0
Authentication & Identity
Ory
Open source identity and access management components
★ 13.9k
73/100
EFTA
Mixed (<30% Non-EU)Self-HostableApache-2.0
Authentication & Identity
Zitadel
Open source identity infrastructure with multi-tenant support
★ 15.3k
73/100
BootstrappedSelf-HostableApache-2.0
Authentication & Identity
Authelia
Open-source OpenID Connect authentication and authorization server
★ 29.3k
62/100
BootstrappedSaaS
Authentication & Identity
hCaptcha
Privacy-first CAPTCHA and bot protection platform
62/100
EU
BootstrappedSelf-HostableSaaSMIT
Authentication & Identity
Authentik
Self-hosted open-source identity provider with SAML, OAuth2, and LDAP
★ 26.0k
42/100
Public SectorSelf-HostableApache-2.0
Authentication & Identity
Keycloak
Open source identity and access management server
★ 37.4k
39/100
Mixed (<30% Non-EU)Self-HostableApache-2.0
Authentication & Identity
SuperTokens
Open source user authentication with self-hosted sessions
★ 15.3k
26/100
Public (US)Self-HostableGPL-3.0 / AGPL-3.0
Developer Tools
Bitwarden
Open-source password manager with secrets management
26/100
Adequacy
Non-EU ControlledSaaS
Authentication & Identity
Onfido
Identity verification platform for document, biometric, and data checks
7/100
Public (US)Self-HostableSaaSMPL-2.0
Secrets Management
HashiCorp Boundary
Identity-based access management for secure remote access without VPNs
★ 4.1k