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G-REX The new generation of certificate registries
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The New Generation
G-REX brings together all Grexel experience from the past twenty years with multitude of certification schemes in over ten countries to form the most exquisite certificate registry there is. Start uncovering the future by clicking the tiles below.
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Compatibility
Directive 2018/2001 (RED II)
Standard CEN-EN 16325
EECS, ERGaR, CertifHy
All energy carriers
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User Experience
Ridiculously fast
Top of the line certificate handling
WCAG 2.1 Accessibility
APIs for Power Users, Localization
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Service offering
Registry as a service
Owned and customised dedicated registry
Full Registry Operation as a Service
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Technology
API first design
Cloud native
Single-page application
Resilient
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Security
Multi-factor authentication
Single sign-on and User lifecycle management
OWASP ASVS Level 2
ISO 27001
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Additional Services
Certification scheme design
EEX Group Services
Marketplace
ECC clearing and settlement