Open Page Rank
API for calculating and comparing metrics of different websites using Page Rank algorithm
- Authentication
- API Key
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Development
- Data source
- public-apis + marcelscruz
- Documentation / URL
- https://www.domcop.com/openpagerank/
Overview
Open Page Rank provides PageRank metrics — key-based (an invalid key returns 403, verified).
Quick Start
PageRank (replace YOUR_KEY):
curl "https://openpagerank.com/api/v1.0/getPageRank?domains=example.com" \
-H "API-OPR: YOUR_KEY"{ "status": false, "error": "Invalid API key " }Authentication
- Register at domcop.com/openpagerank → API key.
- Send it as the
API-OPRheader (invalid → 403, verified).
Rate Limits & Notes
- Free tier with limits (check the docs); paid plans scale.
- PageRank metrics.
FAQ
Is Open Page Rank free? Free tier with limits; more is paid.
Why 403? Invalid keys return 403 (verified) — register for a key.
What’s the auth style?
API-OPR header.
More in Development
| API | Auth | HTTPS | CORS | |
|---|---|---|---|---|
| 24 Pull Requests Project to promote open source collaboration during December | No auth | Yes | Yes | ↗ |
| Abacus Free and simple counting service. You can use it to track page hits and specific events | No auth | Yes | Unknown | ↗ |
| Agent Gateway 34+ AI agent infrastructure services including memory, wallets, and scheduling | API Key | Yes | Unknown | ↗ |
| AgentDeals Search and compare developer free tiers, startup credits, and pricing changes | No auth | Yes | Unknown | ↗ |
| Agify.io Estimates the age from a first name | No auth | Yes | Yes | ↗ |