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Head-to-head · Domain Registration APIs

Openprovider vs RRPproxy REST API

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score Openprovider #2 in Domain Registration APIs 9.2/10 Paid ✓ 0 of 6 features Visit Openprovider
RRPproxy REST API #6 in Domain Registration APIs 8.7/10 From €75 ✓ 6 of 6 features Visit site

Openprovider leads on 0 checks, RRPproxy REST API on 0, and 7 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOpenprovider · 9.2/10
  • Most featuresRRPproxy REST API · 6 of 6

Openprovider scores higher on our rubric for domain registration apis: 9.2 against 8.7 out of 10; our editors rank them #2 and #6.

Openprovider is the better fit for large portfolios needing deep API coverage. RRPproxy REST API is the better fit for API-first teams needing sandboxed bulk workflows.

  • Openprovider fits best

    Large portfolios needing deep API coverage

  • RRPproxy REST API fits best

    API-first teams needing sandboxed bulk workflows

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Side by side

Feature Openprovider 9.2/10 Visit ↗ RRPproxy REST API 8.7/10 Visit ↗
At a glance
Editor score 9.2 8.7
Ranking #2 in Domain Registration APIs #6 in Domain Registration APIs
Best for Large portfolios needing deep API coverage API-first teams needing sandboxed bulk workflows
Pricing model Paid Paid
Starting price $49.99/yr From €75
Free plan — —
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email, Tickets, Docs · 24/7 Email, Phone, Docs, Tickets
Compliance ISO 27001, 2FA GDPR
Integrations 8 integrations 4 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Openprovider 0/6 · RRPproxy REST API 6/6
Domain search API Not checked yet ✓ (best)
Bulk registration Not checked yet ✓ (best)
Transfer management Not checked yet ✓ (best)
Renewal management Not checked yet ✓ (best)
Premium domains Not checked yet ✓ (best)
Sandbox environment Not checked yet ✓ (best)
Our review
Pros
  • REST APIs cover domains, DNS, SSL, billing, licenses, and customers
  • Supports 2,000 TLDs, bulk transfers, and centralized portfolio management
  • Integrates with WHMCS, Blesta, HostFact, HostBill, and other platforms
  • OpenAPI 3.0 REST API covers registration, transfers, renewals, and billing
  • Bulk registration workflows and premium-domain management support reseller operations
  • OT&E sandbox plus WHMCS, HostBill, Blesta, and Control Panel integrations
Cons
  • No free plan is available
  • No fully white-labeled storefront
  • Annual membership pricing may not suit smaller portfolios
  • Requires a €75 initial prepaid account balance to activate service
  • No free plan is available
  • Domain pricing varies by TLD and reseller tier
Our verdict

Openprovider is a domain registrar and reseller platform for hosting providers, agencies, MSPs, and other digital service businesses. Its Reseller Control Panel covers domains, DNS, SSL, email, and related services, while the API supports…

Read the review →

RRPproxy REST API is a domain-reseller API for teams that want to embed domain services into their own platforms. It is aimed at domain resellers, hosting providers, IT service providers, registrars, and domain investors. The API covers…

Read the review →
  1. OpenproviderDomain Registration APIs 9.2Paid
  2. RRPproxy REST APIDomain Registration APIs 8.7From €75

Strengths and trade-offs

  • Openprovider — where it wins

    • REST APIs cover domains, DNS, SSL, billing, licenses, and customers
    • Supports 2,000 TLDs, bulk transfers, and centralized portfolio management
    • Integrates with WHMCS, Blesta, HostFact, HostBill, and other platforms

    Where it doesn't

    • No free plan is available
    • No fully white-labeled storefront
    • Annual membership pricing may not suit smaller portfolios

  • RRPproxy REST API — where it wins

    • OpenAPI 3.0 REST API covers registration, transfers, renewals, and billing
    • Bulk registration workflows and premium-domain management support reseller operations
    • OT&E sandbox plus WHMCS, HostBill, Blesta, and Control Panel integrations

    Where it doesn't

    • Requires a €75 initial prepaid account balance to activate service
    • No free plan is available
    • Domain pricing varies by TLD and reseller tier

More comparisons

All domain registration APIs comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update