Keycloak vs Opal Security: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Keycloak and Opal Security side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Keycloak leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Keycloak
Open-source identity and access management
Best for you if:
- • You want a fully free tool (Opal Security requires payment)
Opal Security
The identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises.
Best for you if:
- • You want centralized control over diverse identity types (humans, AI agents, service accounts)
| At a Glance | Opal Security | |
|---|---|---|
Starts at | Free 100% free | Not published |
Category | Identity & Access Security | Identity & Access Security |
Rating | n/a | 4.6/5 G2 4.6 30 reviews |
Free plan | Yes | No |
Choose Keycloak or Opal Security?
Choose Keycloak if
- You want a fully free tool (Opal Security requires payment)
- You want open source identity
- You want self-hostable
Choose Opal Security if
- You want centralized control over diverse identity types (humans, AI agents, service accounts)
- You want proactive risk identification and mitigation through detailed access analytics
In-Depth Analysis
Keycloak
Open-source identity and access management
Keycloak's pricing is exceptionally generous, being entirely free as an open-source solution.
Strengths
- Pro: Open source identity
- Pro: Self-hostable
- Pro: Feature rich
- Pro: No per-user cost
- Pro: Enterprise ready
Weaknesses
- Con: Complex to set up
- Con: Requires maintenance
- Con: Learning curve
- Con: Java-based
- Con: UI dated
Key features
Opal Security
The identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises.
Strengths
- Pro: Centralized control over diverse identity types (humans, AI agents, service accounts).
- Pro: Proactive risk identification and mitigation through detailed access analytics.
- Pro: Automated and streamlined access request and review processes.
- Pro: Extensive integration capabilities with various enterprise applications and services.
- Pro: Supports least-privilege access principles and compliance requirements.
Weaknesses
- Con: No explicit pricing information available on the website, requiring a demo request.
- Con: Primarily targets hypergrowth enterprises, potentially less suitable for smaller businesses.
- Con: Requires integration with existing systems, which might involve initial setup effort.
Key features
Plans and prices: Keycloak vs Opal Security
| Tool | Plans and prices | Source |
|---|---|---|
| Keycloak |
| keycloak.org read Sep 28, 2026 |
| Opal Security | No plan prices on file | opal.dev |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Keycloak pricing and Opal Security pricing.
Key Takeaways
Keycloak
- Has a free plan
Opal Security
- Choose if you want the identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises
What the data shows
On the data below, Keycloak leads on a free plan. We do not name an overall winner for this pair.
- Only Opal Security has a published user rating (4.6/5 from 30 reviews); Keycloak has none we can show.
- Only Keycloak has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Keycloak and Opal Security compare in 2026?
On the data below, Keycloak leads on a free plan. We do not name an overall winner for this pair. Only Opal Security has a published user rating (4.6/5 from 30 reviews); Keycloak has none we can show. Only Keycloak has a free plan.
What are Keycloak and Opal Security used for?
Keycloak: Open-source identity and access management. Opal Security: The identity governance control plane for AI agents, humans, and service accounts at hypergrowth enterprises.
What does Keycloak cost vs Opal Security?
Keycloak is free. Opal Security has no public paid-plan price on file. Prices read on the vendors' pricing pages, latest check Sep 28, 2026.
What's the main difference between Keycloak and Opal Security?
Keycloak's main strength: open source identity. Opal Security's main strength: centralized control over diverse identity types (humans, AI agents, service accounts).