Percent change in each province of Turkey and Syria of buildings in OSM. Data from OpenStreetMap, visualized using QGIS from the ohsome API.

How to become ohsome part 15- Analysing Changes in OSM after the Earthquake in Syria and Türkiye in February 2023

Featured Map: Percent change in each province of Türkiye  and Syria of buildings in OSM. Data from OpenStreetMap, visualized using QGIS and the ohsome API plugin. Welcome back to the how to become ohsome series! If you’re new to the series, … Read More

HeiGIT to hold hands-on workshop about OSM data quality at FOSSGIS Berlin 15.-18.03.2023

HeiGIT will present its software “ohsome quality analyst” (OQT) at the FOSSGIS Conference in Berlin this week. In the demo session, Benjamin Herfort will show the numerous possibilities of the tool and how everyone can use OQT to evaluate completeness, … Read More

An ohsome R package on CRAN

Our ohsome R package has finally landed on CRAN! The package grants access to the power of the ohsome API. This makes it even easier to analyze the rich data source of OpenStreetMap (OSM) history from R. You can specify … Read More

Time to celebrate! oshdb has reached an object count of >10 billion!

As of 02.11.2022 we have reached objects 10,107,826,483* in our oshdb. As such, we think it is most definitely time to celebrate! *For information on the background this figure, read our Basic guide to OSM data filtering 😉 This blog post … Read More

ohsome Region of the month – Temporal OSM developments in Kyiv

Welcome back to our ohsome region of the month series! In this post, we’ll take a look at the temporal development of highways and added smoothness-information, as well as social facilities and updates on map development for Kyiv. Before we … Read More

ohsomeHeX with Quality indication from OQT

The HeiGIT team had a great time at the State of the Map 2022 in Florence. Many thanks to the participants for the fruitful discussions at our workshop! Despite the direct use of OSM as a map, more and more … Read More

New feature addition to Ohsome Quality analysT: Building Completeness Indicator

Introduction Since the release of the ohsome quality analyst (short OQT) in February of last year, we have been working on developing an accessible yet powerful toolkit which provides end users insights on the quality of OpenStreetMap (OSM) data. An … Read More

How to become ohsome part 14 – Advanced dashboarding

Hello again and welcome back to our “How to become ohsome” series where we demonstrate how you too can become ohsome with ohsome API! If you’re new to the series or need a refresher, check out the older installments in … Read More

How to become ohsome part 13 – An ohsome way to check if OSM is up to date

At long last, welcome to another addition of our How to become ohsome-series! This one is special because we’re discussing a third-party application that uses ohsome API as back-end to accumulate historical OSM data. Although this innovation isn’t directly about our API, … Read More

ohsomeHeX lite-mode: Mobile friendly ohsomeHeX

In the modern technological age, mobile application are necessary to reach out to the masses. Therefore, it’s critical for any web application to be available through mobile devices. In the case of ohsomeHeX, enabling use on mobile devices requires overcoming … Read More

ohsome Region of the Month: hiking-related tags & mountains

Welcome back to a new installment of the ohsome Region of the Month blog series! This will be part two our posts on hiking related tags and this time, we’ll investigate the connection between user activity and said tags. To … Read More

Recent feature additions to Ohsome Quality analysT

Since the release of the ohsome quality analyst (short OQT) in February of last year, we have been working on developing an accessible yet powerful toolkit which provides end users insights on the quality of OpenStreetMap (OSM) data. An overview … Read More

ohsome Region of the month – Back on trail

Welcome back to our Region of the Month series. If you’re hearing about this format the first time you should definitely check out some of our older blog posts, e.g. this one on the tagged forests of different places in … Read More

ohsome Region of the Month – Mapping of pandemic related facilities

At long last, welcome back to out Region of the Month-series, where we look at different regions in the world and how tags are used there. Today we would like to look at Covid-19 related OpenStreetMap tags in Germany, Austria and Switzerland. … Read More

How to become ohsome part 12 – Using length and area as a predefined filter

Hello and welcome back to part 12 of our “How to become ohsome“-blog post series! If you’re new to this series, check out other blog posts of the series as well, in order to learn how you too, can become … Read More

ohsome quality analyst (OQT) auf der FOSSGIS Konferenz am 09.03.22

Vom 9. bis zum 12. März 2022 findet die jährliche FOSSGIS Konferenz statt, die führende Konferenz für Freie und Open Source Software für Geoinformationssysteme und Open Data im deutschsprachigen Raum. HeiGIT wird dabei am 09.03. um 16:30–16:50 Bühne 2 ONLINE … Read More

How to become ohsome part 11 – counting contributions

Hello and welcome back to the How to become ohsome-blog series! We hope the new year started off well for you! If you’re new to the series, you should read our other posts in the series, as well as the … Read More

How to become ohsome part 10 – ohsome holiday contributions

Welcome back to our blog post series How to become ohsome, where you get short and simple explanations on how you can become ohsome yourself! This time, it’s all about our new endpoints, which enable you to track which contributions … Read More

United Nations World Data Forum Blog on Healthcare Accessibility Map

In the context of the United Nations World Data Forum 2021 organised by the United Nations Statistics Division and UN member states a series of blogposts has been published by UNSTATS. Among them is one by Alexander Zipf about improving … Read More

HGG Vortrag: Digitale Geographie im Katastrophenmanagement

Einladung Vortrag Online: Dienstag, 14. Dezember 2021, 19:15 Uhr Melanie Eckle-Elze, Benjamin Herfort, Dr. Carolin Klonner Digitale Geographie im Katastrophenmanagement Klimawandel, Bevölkerungswachstum, Verstädterung und weitere zunehmende Landnutzungsveränderungen führen dazu, dass immer mehr Menschen in Risikogebieten leben. Um die vorhandenen Risiken … Read More