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OpenMercantil

This API provides open access to the Spanish Mercantile Registry Bulletin (BORME) data, enabling users to search for companies and individuals, retrieve detailed reports, and analyze business activities without requiring authentication. It supports a wide array of endpoints for searching, exporting data, and retrieving various statistics related to companies and their associated events.

Open documentation ↗
No keyHTTPSNo CORSGovernment

Verified 4 days ago: 100% uptime

API key

Not required

HTTPS

Supported

Browser calls

No, needs a proxy

Status

Live · 98/100

What our checks found

Health score
98/100
Reliability
100%
Average latency
1076ms

Last checked 2026-09-18. Measured independently, not self-reported by the provider.

How to call it

A starting template for OpenMercantil. Replace ENDPOINT with the path from the official documentation, which we link above rather than guess at.

# No authentication required.
curl -s "https://openmercantil.es/ENDPOINT" \
  -H "Accept: application/json"

This API does not send CORS headers, so a browser will block a direct call from your front end. Call it from your server, or put a small proxy in front of it.

Where this listing comes from

Aggregated from 3 public sources (freepublicapis, public-api-lists, public-apis), then normalised and checked by us. If something here is wrong, tell us and we will correct it.

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OpenMercantil — common questions

Answered from what our own scheduled checks found, not from the provider's marketing.

Is OpenMercantil free to use?

OpenMercantil is listed in our free catalogue and required no credential when we called it. It needs no authentication at all, so you can send a request without signing up. Free tiers can still carry rate limits or non-commercial terms, so check the provider's own terms before shipping.

Does OpenMercantil need an API key?

No. We called OpenMercantil on 2026-09-18 with no key, no token and no Authorization header, and it responded. That is what puts it in our no-key collection.

Can I call OpenMercantil from browser JavaScript?

Not directly. OpenMercantil did not return CORS headers when we checked, so the browser will block your page from reading the response even though the request itself succeeds. Call it from a server, or put a small proxy in front of it.

Is OpenMercantil still working?

Yes, as of 2026-09-18. Our automated check reached OpenMercantil and recorded a 100% reliability score with a median response time of 1076 ms. We re-check on a schedule, and this page updates with the result.

Is OpenMercantil available over HTTPS?

Yes. OpenMercantil serves over HTTPS, so you can call it from a secure page without triggering a mixed-content block.