Logto

Open-source auth server (OIDC/OAuth 2.0) with hosted sign-in pages, social and enterprise SSO, MFA, organizations and roles, on Logto Cloud or self-hosted.

Works with AI agents:llms.txtCLI
Ask your AI about this, with this page as the source:ChatGPT ↗Claude ↗Perplexity ↗

Where it fits

How Logto itself is built

1 tools, from its own code, website and Product Hunt page.

Who uses it

2 makers' products, each linked to the source that shows it.

SmythOSPlatform for building and deploying AI agents, visually or by describing them to an assi…

“An Open Source project we love at SmythOS. Logto provides authentication like OAuth and replaces a $20K/month Okta service. Just incredible! The team is amazing as well. Highly recommended.”

AuthenticationMaker says so · source ↗
AgentConnectTag any agent, wherever work happens.

“We chose Logto for its standards-based OIDC, self-hosting support, social login and profile linking, and minimal vendor lock-in.”

AuthenticationMaker says so · source ↗

What makers say

2 makers on why they use Logto, in their own words on Product Hunt.

An Open Source project we love at SmythOS. Logto provides authentication like OAuth and replaces a $20K/month Okta service. Just incredible! The team is amazing as well. Highly recommended.
SmythOSOct 2026 ↗
We chose Logto for its standards-based OIDC, self-hosting support, social login and profile linking, and minimal vendor lock-in.
AgentConnectSep 2026 ↗

Loved and watch-outs

Themes that recur in makers' words and Hacker News comments, each linked to what it summarises, with how Product Hunt tags its reviews.

Reliability and open issues

Most wanted on GitHubOpen on 2026-10-04 in logto-io/logto, with activity in the last year — issues and feature requests by 👍.

On Product Hunt, people weigh it against: Clerk, Auth0, PropelAuth, WorkOS, Stytch, BoxyHQ, Kinde, Descope, Hexclave (Stack Auth).

Questions makers ask about Logto

Is Logto free?

Yes — there is a free tier a small product can run on; paid use starts at $24/mo. source ↗

Is Logto open source or self-hostable?

Open source, and you can self-host it. source ↗

Can AI coding agents work with Logto?

It serves an llms.txt docs index; it has an official CLI (@logto/cli).

Who uses Logto?

2 makers' products we track, each with a source. source ↗