Life & fun · alternatives · 2026
24 alternatives to OSS Auth0 Alternative Ory Kratos Now with Full PassKey Support
Headless cloud-native authentication and identity management written in Go. Scales to a billion+ users. Replace Homegrown, Auth0, Okta, Firebase with better UX and DX. Passkeys, Social Sign In, OIDC, Magic Link, Multi-Factor Auth, SMS, SAML, TOTP, and more. Runs everywhere, runs best on Ory Network.
Ory Kratos is an open-source authentication system designed as an alternative to Auth0. It handles user login, registration, and identity management for applications. The platform now includes full passkey support… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. OSS Auth0 Alternative Ory Kratos Now with Full PassKey Support launched in 2024; newer entries below may have overtaken it.
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Headless cloud-native authentication and identity management written in Go. Scales to a billion+ users. Replace Homegrown, Auth0, Okta, Firebase with better UX and DX. Passkeys, Social Sign In, OIDC, Magic Link, Multi-Factor Auth, SMS, SAML, TOTP, and more. Runs everywhere, runs best on Ory Network.
2022 · github.com · its alternatives →
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Headless cloud-native authentication and identity management written in Go. Scales to a billion+ users. Replace Homegrown, Auth0, Okta, Firebase with better UX and DX. Passkeys, Social Sign In, OIDC, Magic Link, Multi-Factor Auth, SMS, SAML, TOTP, and more. Runs everywhere, runs best on Ory Network.
2023 · github.com · its alternatives →
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Headless cloud-native authentication and identity management written in Go. Scales to a billion+ users. Replace Homegrown, Auth0, Okta, Firebase with better UX and DX. Passkeys, Social Sign In, OIDC, Magic Link, Multi-Factor Auth, SMS, SAML, TOTP, and more. Runs everywhere, runs best on Ory Network.
2024 · github.com · its alternatives →
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Hi HN, we are Deepak and Sama, co-founders of BoxyHQ (https://boxyhq.com/). BoxyHQ provides an open-source platform for developers to quickly integrate enterprise features into their software solutions. These include SAML Single Sign-On (SSO), Audit logs, with more to come :) Every B2B startup faces a common challenge when it comes to selling into the Enterprise; they need to allocate time and resources to support all the requirements to make their offering enterprise-grade. Supporting these requirements is a significant undertaking for the engineering team, especially since…
2022 · boxyhq.com · its alternatives →
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The world's best login box, powered by WorkOS + Radix.
2023 · authkit.com · its alternatives →
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Internet-scale OpenID Certified™ OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go. -
2016 · github.com · its alternatives →
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Internet-scale OpenID Certified™ OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go. -
2022 · github.com · its alternatives →
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Internet-scale OpenID Certified™ OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go. -
2016 · github.com · its alternatives →
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Developer documentation for Ory
2020 · getory.io · its alternatives →
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A SDK for access control policies: authorization for the microservice and IoT age. Inspired by AWS IAM policies. Written for Go. - ory/ladon
2017 · github.com · its alternatives →
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Enable passwordless auth and drive conversions on Bubble
2022 · its alternatives →
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2017 · keratin.tech · its alternatives →
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Fastest way to add passwordless login to your app for free
2020 · workos.com · its alternatives →
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Frictionless security: auth & user management with passkeys
2023 · 1password.com · its alternatives →
- 18HO
Ory Hydra is the open-source, OpenID Certified® OAuth 2.0 server and OpenID Connect provider. Cloud-native, API-first, and built for scale.
2019 · gethydra.sh · its alternatives →
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A cloud native Identity & Access Proxy / API (IAP) and Access Control Decision API that authenticates, authorizes, and mutates incoming HTTP(s) requests. Inspired by the BeyondCorp / Zero Trust white paper. Written in Go. - ory/oathkeeper
2018 · github.com · its alternatives →
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Platform-Agnostic Security Tokens. Contribute to paragonie/paseto development by creating an account on GitHub.
2018 · github.com · its alternatives →
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Web-scale and security-hardened API key server for users, services, machine to machine, and AI agents. Token derivation brings fine-grained capability tokens to avoid common API key pitfalls. Apache2 open source for indie deployments, commercial for scalable and HA. - ory/talos
Jun 2026 · github.com · its alternatives →
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Also compare
- Ory Kratos – Open-source identity server written in Go alternatives
- Open-source Auth0 alternative Ory Kratos v0.13 released – nearing v1.0 alternatives
- Open Source Auth0 alternative Ory Identifier First Auth and OTP MFA alternatives
- Stack Auth (YC S24) alternatives
- BoxyHQ – open-source alternative to Auth0/WorkOS alternatives
- AuthKit by WorkOS alternatives
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →