What does Logto replace?

Logto is a free alternative to Clerk ($240/yr).

Is Logto open source?

Yes. Logto is licensed under MPL-2.0, an OSI-approved open-source license.

Yes (self-hosted server; web UI).

Yes. Logto is a server app you run on your own server, and its repository includes Docker files.

A free, open-source alternative to Clerk. Switching saves $240/yr at list price.

Checked Oct 17, 2026 · How we check

Self-hosted server

Replaces it Active Open source · MPL-2.0 Linux Self-hostable

logto-io/logto14.7k★last push Oct 17, 2026checked Oct 17, 2026

Imports your data: users can be scripted in through the Management API; no one-click Clerk importer

Self-host

Runs on your own Linux server, with Docker files in the repo. Setup docs are on logto.io.

What does Logto replace?: Logto is a free alternative to Clerk ($240/yr).
Is Logto open source?: Yes. Logto is licensed under MPL-2.0, an OSI-approved open-source license.
Does Logto run on Linux?: Yes (self-hosted server; web UI).
Can you self-host Logto?: Yes. Logto is a server app you run on your own server, and its repository includes Docker files.