On Commerce's Developer Resource page you can find and access featured data or web services from the Department's agencies and mission areas. This page will be updated as agencies make available new developer tools and data resources, so be sure to check back often. Questions and feedback about this page can be directed to Webmaster[at]doc[dot]gov .
Bureau of Economic Analysis
Bureau of Economic Analysis API  - The API provides all regional data and national economic data released by BEA.
Census Bureau API  - The API provides a range of popular data sets through a combined endpoint. The following data sets are currently available through the API: 2010 Census Summary File 1 (SF1), American Community Survey 5 Year Data, 2000 Census Summary File 1 (SF1) and Summary File 3 (SF3), 1990 Census Summary File 1 (SF1) and Summary File 3 (SF3).
Automated Export System  - This API enables Internet application developers and providers to allow their users to pass data from their own third party applications into AESDirect. This makes it easier for end-users to enter data into AESDirect and eliminate double entry of data into both the third party application and AESDirect.
International Trade Administration
Export Trade Events  - Events can be retrieved via http in html, json, and xml formats. To specify a format, json, for instance, add .json to the end of the url and before the query string. Events can also be filtered according to parameters such as term, start date, end date, source, countries, states and industries. Learn more at the BusinessUSA API developers hub .
National Institute of Standards and Technology
CDA Guideline Validation Tool  - In addition to an on-line HTML formed-based submission page, the CDA Guideline Validation Tool is also available as a SOAP-based Web Service. By following the description of the web service contained in the WSDL, applications will be able to automatically query the service for validation of CDA-based documents.
National Oceanic and Atmospheric Administration
Meteorological Assimilation Data Ingest System  - The MADIS Application Program Interface (API) is a library of subroutines, callable from Fortran, which provides access to all of the observation and quality control (QC) information in the MADIS database (referred to as the "FSL database" in the API documentation), and/or other supported meteorological databases (i.e., the NWS AWIPS netCDF database)
Legacy National Climatic Data Center RESTful Services  - Station time-series data
GIS Map Services  - Station and network locations, metadata search, climatological GIS products.
Severe Weather Data Inventory  - NEXRAD Storm Cell Attributes, Storm Reports.
General National Climatatic Data Center THREDDS Data Server  - Satellite/Radar/Model Data.
National Climatic Data Center Climate Data Online Web Services  - Climate Data Online is a collection of climatic data that offers public access and consumption via discovery and ordering services.
National Digital Forecast Database SOAP Web Service  - National Digital Forecast Database (NDFD) Extensible Markup Language (XML) is a service providing the public, government agencies, and commercial enterprises with data from the National Weather Service’s (NWS) digital forecast database.
Center of Operational Oceanographic Products and Services  - CO-OPS SOAP Web Services were developed using industry standards. Each SOAP web service is offered with a sample request, sample response and sample Java Client code to our users to facilitate their work with seamlessly connecting to the services and to retrieve the data of interest.
Center for Operational Oceanographic Products and Services  - The Center for Operational Oceanographic Products and Services (CO-OPS) Sensor Observation Service has implemented three operations that provide access to sensor observations and measurement data via a spatio-temporal query that can be filtered by phenomena, provide the means to access SOS service metadata, retrieve detailed information about the sensors and processes generating those measurements.
Environmental Research Division's Data Access Program  - The Environmental Research Division's Data Access Program is a data server that gives you a simple, consistent way to download subsets of scientific datasets in common file formats and make graphs and maps.
Space Physics Interactive Data Resource Web Services  - Space Physics Interactive Data Resource (SPIDR) is designed to allow a solar terrestrial physics customer to intelligently access and manage historical space physics data for integration with environment models and space weather forecasts. SPIDR is a distributed network of synchronous databases and 100% Java middle-ware servers accessed via the World Wide Web.
Patent and Trademark Office
Trademark Status & Document Retrieval  - TSDR (Trademark Status Document Retrieval) is a web application that provides real-time access to the electronic file wrapper of U.S. Trademark applications and applications for Extensions of Protection, as well as U.S. Trademark Registrations. It also displays information contained in the USPTO records regarding International Registrations and applications for International Registration filed under the Madrid system through the U.S.A.