Best open-source IAM tools

Open-source IAM tools you can self-host and inspect. A neutral list of the open-source IAM options in our directory, compared on capabilities, deployment, and sources. We do not crown a single winner; tools are listed alphabetically.

3 tools listed|2026|No editorial scoring|Part of the Identity & Access Management guide

What this shortlist looks at

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Paid placement

Paid placements, shown separately from the editorial shortlist below and not ranked among it.

SplitSecure

Featured

Distributed secrets management. No vault, no vendor dependency

Pricing: Free ($0) for orgs under $10M revenue; Starter $149/mo (5 seats); Enterprise custom

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Tools listed here

authentik

Teams wanting a modern, developer-friendly open-source identity provider with easy deployment

Open-source identity provider with modern UI and protocol support

Open-source identity provider with modern UI and protocol support

View listingauthentik alternatives

Bitwarden (Business)

Security-conscious organizations wanting an affordable, auditable, and self-hostable password manager

Open-source enterprise password manager with self-hosting and transparent security

Open-source enterprise password manager with self-hosting and transparent security

View listingBitwarden (Business) alternatives

Keycloak

Teams that need full control, auditability, and zero license cost

A widely used open-source IAM platform, backed by Red Hat

A widely used open-source IAM platform, backed by Red Hat

View listingKeycloak alternatives

For the full category walkthrough with every tool compared, see the Identity & Access Management guide.