T
Teleport
Secure infrastructure access
Authentication ToolsOpen SourceLogin Required
★★★★★
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C
Clerk
Authentication for modern apps
Authentication ToolsFreemiumLogin Required
★★★★★
—O
Okta
Enterprise identity management
Authentication ToolsPaidLogin Required
★★★★★
—A
Auth0
Identity platform for developers
Authentication ToolsFreemiumLogin Required
★★★★★
—Y
Yubico
Hardware security keys
Authentication ToolsPaidOptional Login
★★★★★
—D
Duo Security
Multi-factor authentication
Authentication ToolsFreemiumLogin Required
★★★★★
—C
Cloudflare Zero Trust
Secure access to internal apps
Authentication ToolsFreemiumLogin Required
★★★★★
—1
1Password Developer
Secrets automation for teams
Authentication ToolsPaidLogin Required
★★★★★
—K
Keycloak
Open-source identity management
Authentication ToolsOpen SourceOptional Login
★★★★★
—F
FusionAuth
Developer auth server
Authentication ToolsFreemiumOptional Login
★★★★★
—S
Stytch
Passwordless auth APIs
Authentication ToolsFreemiumLogin Required
★★★★★
—W
WorkOS
Enterprise auth for SaaS apps
Authentication ToolsFreemiumLogin Required
★★★★★
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