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Authn server

Authentication service that keeps you in control without forcing you to be an expert in web security.

From keratin·Updated June 12, 2026·View on GitHub·

A modern authentication backend service. ([https://keratin.github.io](https://keratin.github.io)) The project is written primarily in Go, distributed under the GNU Lesser General Public License v3.0 license, first published in 2017. It has gained significant community traction with 1,284 stars and 109 forks on GitHub. Key topics include: api-service, authentication-backend, authn, jwt-authentication, service.

Latest release: v1.20.1
May 28, 2024View Changelog →

Keratin AuthN

Keratin Pangolin
A modern authentication backend service. (https://keratin.github.io)

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This repository builds a backend Go service that provides secured endpoints related to accounts and passwords. You must integrate it with your application's frontend(s) and backend(s).

Client libraries are currently available for:

If you are missing a client library, please submit a request.

Implementation

Documentation

Deployment

Documentation

Configuration

All configuration is through ENV variables.

Documentation

Contributing

Welcome! Please familiarize yourself with the CONTRIBUTING doc and the CODE OF CONDUCT.

Getting Started

  1. go get github.com/keratin/authn-server
  2. Install Docker and docker-compose.
  3. Run make test to ensure a clean build

Run a Dev Server

  1. Create a .env file with desired configuration
  2. Run make migrate
  3. Run make server

Copyright (c) 2016-2022 Lance Ivy

Keratin AuthN is distributed under the terms of the LGPLv3. See LICENSE-LGPLv3 for details.

Contributors

Showing top 12 contributors by commit count.

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This article is auto-generated from keratin/authn-server via the GitHub API.Last fetched: 6/27/2026