Tag Archives: api

New API version released: corporate networks, accounts, and more

We’re proud to announce that version 0.3 of the OpenCorporates API is now live, with many, many new features, improvements (and even a few bug fixes). Along the way, we’ve also given it a visual refresh: The major improvements are: … Continue reading

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Guest Post: Data Sketching With the OpenCorporates API

Tony Hirst, a lecturer in the Department of Communication and Systems at The Open University, and author of the OUseful.info blog has been using the OpenCorporates API for some time. Here’s a review of some of his experiments. Looking back … Continue reading

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Announcing version 0.2 of the OpenCorporates API

We’re pleased to announce the new version of our API (version 0.2), with some significant enhancements and improvements. In particular, you can now  search the 39 million company directors and officers that OpenCorporates has (with more being added every day).  Here’s … Continue reading

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Norway becomes first OGP country to open its company data… and Belgium announces it will too

A couple of months ago, OpenCorporates published our report on access to company data in Open Government Partnership countries, which was pretty dire, with the countries scoring an average of just 21 out of 100 points. Well, today, Norway has boosted … Continue reading

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How to use the OpenCorporates API, Part 1: widgets

Just before Christmas, we introduced the new OpenCorporates API, which allows access to all the information in OpenCorporates, including allowing searching. We said then that we’d give some examples of how to use the API, and the first one is … Continue reading

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One year on: 10 times bigger, masses more data… and a new API

Was it just a year ago that we launched OpenCorporates, after just a couple months’ coding? When we opened up over 3 million companies and allowed searching across multiple jurisdictions (admittedly there were just three of them to start off … Continue reading

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APIs, why an open licence matters (& another milestone)

One of the key aspects of OpenCorporates has always been that word ‘open’. Open here means something very specific. It means freedom (as in free speech), not just free beer. The open source movement has travelled this road before, not … Continue reading

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