Best Keycloak alternatives in 2026
The best Keycloak alternatives in 2026 are Okta, Papermark, Auth0. Papermark is the strongest free option.
Why people look for Keycloak alternatives
- Operationally complex
- UI and theming are dated
- Upgrades require care
- Scaling needs expertise
- Keycloak pricing model: Open source.
Best Keycloak alternative by need
| # | Tool | Pricing | Starts at | Best for | Platforms | Votes |
|---|---|---|---|---|---|---|
| 1 | Okta Enterprise identity platform for SSO, MFA and user lifecycle | Paid | $6/mo | Enterprise, Small businesses, Developers | web, macos, windows, ios, android | 0 |
| 2 | Papermark Open-source document sharing and virtual data rooms with analytics | Open source | $35/mo | Small businesses, Enterprise, Developers | web | 0 |
| 3 | Auth0 Identity platform for applications | Freemium | $35/mo | Developers, Enterprise | web | 0 |
| 4 | Dynatrace AI-driven observability and app security for large cloud estates | Paid | — | Enterprise, Developers | web | 0 |
| 5 | Cloudflare CDN, DNS, WAF and edge platform | Freemium | $5/mo | Developers, Enterprise | web | 0 |
| 6 | fileForensics Checks files for tampering and AI edits before data is extracted | Paid | — | Enterprise, Developers | web | 0 |
| 7 | GitLab DevSecOps platform with Git hosting, CI/CD, security scans and AI | Freemium | $29/mo | Developers, Enterprise, Small businesses | web, linux | 0 |
| 8 | Invicti Proof-based DAST and AppSec platform for web apps and APIs | Paid | — | Enterprise, Developers | web, windows | 0 |
| 9 | LiveReview AI code review that risk-scores PRs and auto-approves the safe ones | Freemium | $32/mo | Developers, Small businesses, Enterprise | web | 0 |
| 10 | Scalekit Auth platform for B2B apps and AI agents, with an MCP gateway | Freemium | $99/mo | Developers, Small businesses, Enterprise | web | 0 |
10 Keycloak alternatives compared
- 1
Okta
Enterprise identity platform for SSO, MFA and user lifecycle
Best for: Mid-sized and large companies with many SaaS apps that need central SSO, MFA and automated joiner, mover and leaver processes.
Paid · $6Keycloak vs Okta - 2
Papermark
Open-source document sharing and virtual data rooms with analytics
Best for: Founders, funds and small deal teams who want a self-serve, open-source data room with published pricing and AI agent access.
- 3
Auth0
Identity platform for applications
Best for: Companies with enterprise SSO requirements or large consumer user bases.
- 4
Dynatrace
AI-driven observability and app security for large cloud estates
Best for: Large enterprises running complex hybrid or Kubernetes environments that want automatic instrumentation and AI root-cause analysis.
- 5
Cloudflare
CDN, DNS, WAF and edge platform
Best for: Anyone running a website, and developers who want edge compute and cheap storage.
- 6
fileForensics
Checks files for tampering and AI edits before data is extracted
Best for: Insurance, lending and finance operations teams that need an auditable fraud signal on every incoming file before automation.
- 7
GitLab
DevSecOps platform with Git hosting, CI/CD, security scans and AI
Best for: Engineering teams that want source control, CI/CD and security scanning in one platform, with a self-hosting option.
- 8
Invicti
Proof-based DAST and AppSec platform for web apps and APIs
Best for: Enterprise security teams that need accurate, automated DAST and API testing across a large web application portfolio.
- 9
LiveReview
AI code review that risk-scores PRs and auto-approves the safe ones
Best for: Engineering teams with high PR volume who want human reviewers to focus only on risky changes.
- 10
Scalekit
Auth platform for B2B apps and AI agents, with an MCP gateway
Best for: Engineering teams that ship AI agents acting on users' behalf, or B2B SaaS products that need enterprise SSO and SCIM quickly.
Keycloak alternatives: FAQ
What is the best alternative to Keycloak?
Based on features, audience and market presence, the strongest Keycloak alternatives are Okta, Papermark, Auth0. Okta is the closest match for most teams.
Is there a free alternative to Keycloak?
Yes. Papermark can be used for free. Other free or freemium alternatives to Keycloak include Auth0, Cloudflare, GitLab.
Is there an open-source alternative to Keycloak?
Yes. Papermark is open source, so you can self-host it or inspect the code.