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  1. Home
  2. Alternatives
  3. Alternatives to Tandem
Tandem logo

Best Alternatives to Tandem

Auth · 8 alternatives ranked of 19 in the category

Looking for alternatives to Tandem? These are the auth tools that score highest on adoption, reviews, benchmarks, and public code, with what separates each one from Tandem.

Better Auth logo
Better Auth

Auth· better-auth.com

Open source

Open-source TypeScript authentication framework for modern apps.

30,103
Open source

How each alternative differs from Tandem

Ranked by adoption, review, benchmark, and repository signals. Each note below is drawn from the two products’ own catalog records, so a product with nothing to separate it from Tandem carries no note.

  1. 1

    Better Auth

    Better Auth is open source against Tandem's freemium model and carries 30k GitHub stars to Tandem's 121.

  2. 2

    Destructive Command Guard

    Destructive Command Guard is open source against Tandem's freemium model and carries 6.0k GitHub stars to Tandem's 121.

  3. 3

    OneCLI

    OneCLI is free against Tandem's freemium model and carries 3.5k GitHub stars to Tandem's 121.

  4. 4

    Open Connector

    Open Connector is open source against Tandem's freemium model and carries 5.9k GitHub stars to Tandem's 121.

  5. 5

    Unkey

    Unkey carries 5.5k GitHub stars to Tandem's 121.

  6. 6
Destructive Command Guard logo
Destructive Command Guard

Auth· github.com

Open source

High-performance hook that blocks destructive Git and shell commands before AI coding agents can execute them.

6,048
Open source
OneCLI logo
OneCLI

Auth· onecli.sh

Free

Open-source credential gateway and encrypted vault that injects scoped API credentials into AI-agent requests without exposing raw secrets.

3,517
Open source
Open Connector logo
Open Connector

Auth· oomol.com

Open source

Open-source authentication gateway connecting AI agents to SaaS providers through SDK, CLI, MCP, HTTP, and OpenAPI interfaces.

5,898
Open source
Unkey logo
Unkey

Auth· unkey.com

Freemium

Developer platform for shipping APIs with API key issuance, verification, rate limiting, and usage analytics behind a global gateway.

5,454
Open source
Clerk logo
Clerk

Auth· clerk.com

Freemium

Authentication, user management, organizations, and session handling for modern apps.

1,761
API available
Brain0 logo
Brain0

Auth· github.com

Open source

Local-first provenance and decision graph for AI-written code, linking commits to agent prompts with drift, DLP, memory, and signed attestations.

322
Open source
WorkOS logo
WorkOS

Auth· workos.com

Enterprise

Enterprise auth platform for SSO, SCIM, audit logs, and B2B identity workflows.

222
API available

Clerk

Clerk is not listed as open source, while Tandem is and carries 1.8k GitHub stars to Tandem's 121.

  • 7

    Brain0

    Brain0 is open source against Tandem's freemium model and carries 322 GitHub stars to Tandem's 121.

  • 8

    WorkOS

    WorkOS is not listed as open source, while Tandem is, is enterprise-tier against Tandem's freemium model, and carries 222 GitHub stars to Tandem's 121.