Keycloak vs Proofpoint: 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 Proofpoint 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 (Proofpoint requires payment)
Proofpoint
Comprehensive cybersecurity solutions protecting people, data, and AI agents across all collaboration channels.
Best for you if:
- • You want comprehensive protection against human-centric and AI-centric threats
| At a Glance | Proofpoint | |
|---|---|---|
Starts at | Free 100% free | Not published |
Category | Identity & Access Security | Security Email |
Rating | n/a | 4.6/5 G2 4.6 601 reviews |
Free plan | Yes | No |
Choose Keycloak or Proofpoint?
Choose Keycloak if
- You want a fully free tool (Proofpoint requires payment)
- You want open source identity
- You want self-hostable
- You work in identity & access, not security
Choose Proofpoint if
- You want comprehensive protection against human-centric and AI-centric threats
- You want unified platform for security across multiple collaboration channels
- You work in security, not identity & access
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
Proofpoint
Comprehensive cybersecurity solutions protecting people, data, and AI agents across all collaboration channels.
Strengths
- Pro: Comprehensive protection against human-centric and AI-centric threats
- Pro: Unified platform for security across multiple collaboration channels
- Pro: High detection accuracy (99.99%) reducing triage-worthy alerts
- Pro: AI-driven insights for identifying and educating at-risk employees
- Pro: Industry recognition as a leader in email security, DLP, and digital communications governance
Weaknesses
- Con: Specific pricing details are not publicly available, requiring direct contact for quotes.
- Con: Implementation and management may require specialized cybersecurity expertise.
Key features
Plans and prices: Keycloak vs Proofpoint
| Tool | Plans and prices | Source |
|---|---|---|
| Keycloak |
| keycloak.org read Sep 28, 2026 |
| Proofpoint | No plan prices on file | proofpoint.com/upgrade |
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 Proofpoint pricing.
Key Takeaways
Keycloak
- Has a free plan
Proofpoint
- Choose if you want comprehensive cybersecurity solutions protecting people, data, and AI agents across all collaboration channels
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 Proofpoint has a published user rating (4.6/5 from 601 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 Proofpoint compare in 2026?
On the data below, Keycloak leads on a free plan. We do not name an overall winner for this pair. Only Proofpoint has a published user rating (4.6/5 from 601 reviews); Keycloak has none we can show. Only Keycloak has a free plan.
What are Keycloak and Proofpoint used for?
Keycloak: Open-source identity and access management. Proofpoint: Comprehensive cybersecurity solutions protecting people, data, and AI agents across all collaboration channels.
What does Keycloak cost vs Proofpoint?
Keycloak is free. Proofpoint 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 Proofpoint?
Keycloak's main strength: open source identity. Proofpoint's main strength: comprehensive protection against human-centric and AI-centric threats.