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One man decided to take on Google Maps, 20 years later OpenStreetMap is still going strong

13 August 2024


One of the internet’s most successful crowdsourcing projects passes the 20-year mark

From internet protocols and operating systems, to databases and cloud services, some technology is so omnipresent most people don’t even know it exists. The same can be said about OpenStreetMap, the community-driven platform that serves companies and software developers with geographic data and maps so they can rely a little less on the proprietary incumbents in the space. Yes, that mostly means Google.

OpenStreetMap is the handiwork of Steve Coast (pictured above), a University College London “dropout” (Coast’s own words) who has since gone on to work in various map- and location-related roles at Microsoft, TomTom, Telenav and — as of today — Singaporean ride-hailing firm Grab.

Coast isn’t directly involved on a day-to-day basis at OpenStreetMap any more, but in a blog post on Friday marking his creation’s 20th anniversary, he acknowledged two preceding success stories from the open source realm that convinced him that something like OpenStreetMap might have legs.

“Two decades ago, I knew that a wiki map of the world would work,” Coast wrote. “It seemed obvious in light of the success of Wikipedia and Linux. But I didn’t know that OpenStreetMap would work until much later.”

While OpenStreetMap is a little like Wikipedia for maps, the comparison with its encyclopedic counterpart is somewhat superficial. Sure, they are both gargantuan collaborative projects, but there is a world of difference between sharing your geeky knowledge of micronations and mapping out geographic features on a global scale.

Today, OpenStreetMap claims more than 10 million contributors who map out and fine-tune everything from streets and buildings, to rivers, canyons and everything else that constitutes our built and natural environments. The starting point for all this is data derived from various sources, including publicly available and donated aerial imagery and maps, sourced from governments and private organizations such as Microsoft. Contributors can manually add and edit data through OpenStreetMap’s editing tools, and they can even venture out into the wild and map a whole new area by themselves using GPS, which is useful if a new street crops up, for example.

OpenSteetMap editor Image Credits: OpenSteetMap

As sole creator, Coast was the driving force behind all the early software development and advocacy work, eventually setting up the U.K.-based nonprofit OpenStreetMap Foundation to oversee the project in 2006. Today, the Foundation is supported primarily by donations and memberships, with less than a dozen volunteer board members (who are elected by members) steering key decisions and managing finances. The Foundation counts just a single employee — a system engineer — and a handful of contractors who provide administrative and accounting support.

OpenStreetMap’s Open Database License (ODbL) allows any third-party to use its data with the appropriate attribution (though this attribution doesn’t always happen). This includes big-name corporations such as Apple and VC-backed unicorns like MapBox, through a who’s who of tech companies, including Uber and Strava, the latter tapping OpenStreetMap data for roads, trails, parks, points of interest and more.

More recently, the Overture Maps Foundation — an initiative backed by Microsoft, Amazon, Meta and TomTom — has leaned heavily on OpenStreetMap data as part of its own efforts to build a viable alternative to Google’s walled mapping garden.

#OpenStreetMap #OpenSource #Crowdsourcing #Wikipedia

Did You Know

About OpenStreetMap
OpenStreetMap (OSM) is a free, open geographic database updated and maintained by a community of volunteers via open collaboration. Contributors collect data from surveys, trace from aerial imagery and also import from other freely licensed geodata sources.

OpenStreetMap is freely licensed under the Open Database License and as a result commonly used to make electronic maps, inform turn-by-turn navigation, assist in humanitarian aid and data visualisation. OpenStreetMap uses its own topology to store geographical features which can then be exported into other GIS file formats. The OpenStreetMap website itself is an online map, geodata search engine and editor.

OpenStreetMap was created by Steve Coast in response to the Ordnance Survey, the United Kingdom's national mapping agency, failing to release its data to the public under free licences in 2004. Initially, maps were created only via GPS traces, but it was quickly populated by importing public domain geographical data such as the U.S. TIGER and by tracing permitted aerial photography or satellite imagery. OpenStreetMap's adoption was accelerated by Google Maps's introduction of pricing in 2012 and the development of supporting software and applications.

The database is hosted by the OpenStreetMap Foundation, a non-profit organisation registered in England and Wales and is funded mostly via donations.

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