General Services Administration
Analytics.USA.gov shows web traffic from across the federal web presence. The API can query a large number of metrics government-wide or by agency.
GSA Auctions API is a public GET API. The Auction listings will be delivered to the user in two formats. One is JSON and the other one is XML. The auction listings delivered thru the API contains the auction listings from all the participating agencies.
Data.gov's own API can be accessed using the Data.gov CKAN API.
DSS APIs provide capability for the GSA applications and business processes to transition from paper-based signing to digital signing by embedding digital signing as a step within the business process workflow.
Regulations.gov provides access to Federal regulatory materials and increases public participation and their understanding of the Federal rule making process. The Regulations.gov developer page describes how to access and use regulatory information and public comments via Web services.
Pull the most up to date information about green products, services, and materials. Put sustainable strategies in the hands of your audience today.
A governmentwide index of Federal social media accounts and mobile apps.