Deutsche Bahn - DB Open Data

The DB Open Data-Portal can be found at: http://data.deutschebahn.com

From there the APIs at the Developer Self-Service-API-Portal are linked: https://developer.deutschebahn.com/ - self register for API keys - https://developer.deutschebahn.com/store/getting-started

More information about DB Open Data and DB Hackathons: https://dbmindbox.com/db-opendata-hackathons

Here is a short overview for an easier start:

Overview of usable, open mobility data (extract):
For a comprehensive introduction: The mCloud of the BMVI is a research platform for open data on mobility and related topics: https://www.mcloud.de/

Master data on DB Open Data (extract):
- Rail network DB: http://data.deutschebahn.com/dataset/data-streckennetz
Station data (Addresses, GPS plus various additional information as length of platforms etc): http://data.deutschebahn.com/dataset/data-stationsdaten
- Opening times travel centers: http://data.deutschebahn.com/dataset/data-reisezentren
- Our entire operations location register (RIL 100/DS 100): http://data.deutschebahn.com/dataset/data-betriebsstellen

Business information on DB Open Data (extract):
- Real "historic" booking data from Call-a-bike and Flinkster (of course anonymized [&] without customer data) for 2,5 years: http://data.deutschebahn.com/dataset/data-call-a-bike & http://data.deutschebahn.com/dataset/data-flinkster
- Network radar (availability of mobile networks from app measurements): http://data.deutschebahn.com/dataset/data-netzradar
- Air pollutant register/cadaster: http://data.deutschebahn.com/dataset/luftschadstoffkataster

Target data on DB Open Data (extract):
- Target data car position diagram/indicator: http://data.deutschebahn.com/dataset/data-wagenreihungsplan-soll-daten
- Target timetable Fernverkehr (long distance trains): https://developer.deutschebahn.com/store/apis/info?name=Fahrplan-Free&version=v1&provider=DBOpenData

Real-time-APIs on DB Open Data (extract):
- Condition of elevators and escalators (works/not working) + master data: https://developer.deutschebahn.com/store/apis/info?name=FaSta-Station_Facilities_Status&version=v2&provider=DBOpenData
- Booking options of Call-a-bike and Flinkster: http://data.deutschebahn.com/dataset/flinkster-api
- Actual occupancy of DB Bahnpark car parks: http://data.deutschebahn.com/dataset/api-parkplatz
- APIs to master data, i.e. station master data: https://developer.deutschebahn.com/store/apis/info?name=StaDa-Station_Data&version=v2&provider=DBOpenData

Data by further transport companies:
Berlin-Brandenburg: The transport association Berlin-Brandenburg provides an API for real-time data for all suburban railways (S-Bahn), metro trains (U-Bahn), busses and trams in Berlin-Brandenburg + timetables as GTFS https://www.vbb.de/unsere-themen/vbbdigital/api-entwicklerinfos/api-fahrplaninfo
Hamburg HVV: https://www.hvv.de/fahrplaene/abruf-fahrplaninfos/datenabruf/

https://www.opendata-oepnv.de/

SBB / Swiss Open Transport Data: https://data.sbb.ch/ / https://opentransportdata.swiss/de/
Navitia-API: https://www.navitia.io/
ESA Copernicus: https://scihub.copernicus.eu/

More
You have a link to an important data source missing here? You are looking for specific DB Open Data? Mail us dbopendata(at)deutschebahn.com!