OpenMSP
Zitadel logo

Zitadel

Identity and Access Management (IAM)

Open Source
Free Tier
Paid Plans
E
Enterprise
Self-hosted
OpenMSP Score
55
49
Reddit Impact Score
Github Score
129M
14KStars
1KForks
4KCommits
GNU Affero General Public License v3.0License
Jul 6, 2026Last commit

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Open source identity and access management solution with cloud-native architecture More detailed information about this vendor will be added soon.
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Key Features

Multi-Tenant Architecture

Built-in multi-tenancy with team management capabilities, perfect for B2B applications and organizations managing multiple customer organizations

Comprehensive Authentication

Supports OAuth 2.0, OpenID Connect, SAML 2.0, LDAP, Passkeys/FIDO2, OTP, and social logins for flexible authentication options

Self-Service Capabilities

Complete self-service functionality including user profile management, access control delegation, and business customer configuration

API-First Design

Everything accessible through well-documented gRPC and REST APIs with comprehensive SDKs for various programming languages

Open Source with Commercial Support

Apache 2.0 licensed open source with option for cloud service or self-hosted deployment

Pros and Cons

Pros

Modern Cloud-Native Design

Built from ground up for cloud environments with Kubernetes-native architecture and serverless capabilities

Strong Multi-Tenancy

Excellent B2B support with sophisticated multi-tenant capabilities and organizational management

Developer-Friendly

API-first design with comprehensive SDKs and excellent documentation for rapid integration

Flexible Deployment

Available as cloud service or self-hosted with data ownership options

Comprehensive Self-Service

Rich self-service capabilities beyond basic auth including user management and org configuration

Cons

Relatively New Platform

Founded in 2019, less mature than established players like Auth0 or Okta

Limited Enterprise Features

Some advanced enterprise features may be missing compared to more established solutions

Smaller Ecosystem

Fewer third-party integrations and community resources compared to larger platforms

Learning Curve

Multi-tenant architecture may be complex for simple single-tenant use cases

Pricing Model Complexity

Daily Active User pricing model may be difficult to predict for some organizations

Feature Comparison

Comments

Mireille LaurentCloudFirst Global

Mireille Laurent • CloudFirst Global

May 23, 2025

Modern identity management

Zitadel provides contemporary identity and access management for client applications. Cloud-native architecture works well and security features are comprehensive.

Owen HughesCloudShield MSP

Owen Hughes • CloudShield MSP

May 22, 2025

Good cloud-native IAM

Using Zitadel for client identity management needs. Open source model is appealing and modern architecture fits well with cloud-first strategies.

David GrayTechReliable Services

David Gray • TechReliable Services

May 21, 2025

Solid identity platform

Zitadel handles identity and access management effectively for diverse client requirements. Development approach is modern and feature set is growing.

Frequently Asked Questions

Getting Started

OpenMSP is The MSP Knowledge Hub & Community Platform designed specifically for Managed Service Providers seeking to optimize their technology stack, reduce vendor costs, and discover open-source alternatives. We combine a comprehensive vendor directory, open-source solution catalog, and integrated community discussions to help MSPs make informed decisions.
Yes, completely free. Browse vendors and tools, read comparisons, and join community discussions - no cost, no registration required. OpenMSP is community-supported and focused on empowering MSPs to reduce costs and improve operational efficiency through open-source technology.
We help MSPs identify cost-effective alternatives to expensive commercial solutions, provide transparent vendor information, and connect you with proven open-source alternatives. Our platform enables MSPs to make informed decisions about their technology investments.
No account required for browsing vendors, reading comparisons, or accessing community content. Creating a free account with SSO (Microsoft, Google, or Slack) allows you to participate in discussions and save your favorite tools.

Platform Information

OpenMSP is currently community-supported. We focus on providing value to the MSP community first. Any future monetization will keep the core platform free for MSPs while maintaining our independence and commitment to unbiased information.
We focus exclusively on MSP needs with transparent vendor information and open-source alternatives. No vendor partnerships or sponsored listings - just honest, community-driven information to help MSPs make better technology decisions. Our biggest value is our community where MSPs help each other with questions, setup guidance, and sharing real-world experiences.
Our community of MSP professionals helps verify and update information. We also maintain direct research on tools and vendors to ensure accuracy. Community members can report outdated information, and we work to keep everything current.
OpenMSP was founded by Michael Assraf, who has extensive experience in the MSP industry and product leadership. As the former CEO & Founder of Vicarius, Michael grew a startup from $0 to $9M ARR with 500+ customers and deep experience working with MSPs, partners, and fundraising. OpenMSP represents his commitment to empowering the MSP community through better technology decisions and cost optimization.

Open-Source Tools & Alternatives

We assess tools based on active development, community size, documentation quality, production deployments by MSPs, and available support options. Tools must meet strict criteria for reliability and enterprise readiness.
Many open-source projects offer multiple support options including community forums, commercial support from vendors, professional services, and our community discussions where experienced MSPs share implementation guidance.