Open source Auth0/Keycloak alternative. Passkeys, SSO, MFA, passwordless, biometric login. Self-hosted or cloud. Enterprise-ready for SaaS & mobile apps
Authgear is an open-source identity and authentication service that provides login, account management, multi-factor authentication, passkeys, and single sign-on for applications. SaaS and mobile-app developers can run it themselves or use Authgear Cloud to manage consumer and enterprise user access. The catalogue entries relate to operating and configuring Authgear's authentication workflows.
Latest release 2026-10-22.0 · 22 Oct 2026
21 files for Claude Code, Codex and OpenCode: add-go-test, add-portal-admin-api-mutation, add-portal-admin-api-query, add-portal-screen and 17 more — 3,782 tokens loaded in every session.
AGENTS.md A 3,779 tok CLAUDE.md A 3 tok .claude/skills/add-go-test/SKILL.md A 26 tok .claude/skills/add-portal-admin-api-mutation/SKILL.md A 24 tok .claude/skills/add-portal-admin-api-query/SKILL.md A 22 tok .claude/skills/add-portal-screen/SKILL.md A 34 tok .claude/skills/api-design/SKILL.md A 87 tok .claude/skills/bootstrap-local-dev/SKILL.md A 71 tok .claude/skills/generate-schemas-and-gentype/SKILL.md A 49 tok .claude/skills/new-siteadmin-api/SKILL.md A 43 tok .claude/skills/portal-admin-api-graphql/SKILL.md A 24 tok .claude/skills/review-pr/SKILL.md A 75 tok .claude/skills/update-deps/SKILL.md A 39 tok .claude/skills/update-email-templates/SKILL.md A 36 tok .claude/skills/update-go-version/SKILL.md A 14 tok .claude/skills/update-important-modules/SKILL.md A 19 tok .claude/skills/update-portal-ui/SKILL.md A 38 tok .claude/skills/update-vettedpositions/SKILL.md A 20 tok .claude/skills/write-e2e-test/SKILL.md A 52 tok .claude/skills/write-implementation-plan/SKILL.md A 65 tok .claude/skills/update-configs/SKILL.md A 77 tok These files are authgear/authgear-server's own configuration — they tell Claude Code, Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.