GEIANT alternatives

Tools that do what GEIANT does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from GEIANT.

Read 2026-10-26 · GEIANT itself: Open source · From $990/mo

With a free plan or free to use: AIR Blackbox, The Art of Service, Ecocitizenz, AI Attest, Cyphrex.

10 alternativesUnlike GEIANT

#1
AIR Blackbox Security
Records and verifies AI agent decisions in tamper-evident logs with cryptographic proof and human attestation.
CheaperMore widely used
2
Active
From $299/mo
#2
The Art of Service Security MCP · open
Hosts a set of compliance and business checkers that map pasted registers, schedules and policies to the regulatory clauses they touch.
CheaperMore widely used
1.8k
Active
From $149/mo
2000
#3
Fairly AI Security
Assesses and governs AI systems and agents for compliance, risk, and security vulnerabilities.
CheaperAlso: Security
40
Active
From $99/mo
2025
#4
Nexus Void Automated Penetration Testing Security
Runs continuous automated penetration testing and compliance verification with human-supervised attack agents.
Also: Security, AgentsMore widely used
42.9k
#5
Ecocitizenz Security MCP · open
Issues resolvable identities and recorded authority for machine actors, then checks proposed actions against policy before they proceed.
Same job
Little sign of use
Active
#6
COSTRINITY Security MCP · open
Returns allow, hold or block verdicts before risky agent actions and signs verifiable records of each decision.
Also: Security
Little sign of use
Active
2026
#7
AI Attest Security
Maps uploaded compliance documents against EU AI Act, GDPR DPIA and CRA articles, flags gaps and generates hash-chained audit reports.
Also: Data extractionMore widely used
23 linking domains
Maintained
Free
#8
CloudSeals Security
Enforces policy boundaries, human approvals, and audit trails for autonomous AI agents in regulated operations.
Also: Security, AgentsMore widely used
1k linking domains
Active
2019
#9
Vanta Security
Automates compliance evidence collection and audit preparation across SOC 2, HIPAA, ISO 27001, and other frameworks.
Also: Workflow automationMore widely used
71.1k
Active
Contact sales
#10
Cyphrex Security MCP · open
Enforces agent behavior policies, blocks unsafe actions, and produces cryptographically signed audit trails for regulatory compliance.
Also: AgentsMore widely used
5
Active
From $42,000/yr

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How this list is made: the words GEIANT is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.