Single purpose API
URI Query String/CRUD
API Mashups (14)
iabol is a web-based multi-carrier shipping software solution. eCommerce integrations include eBay, Amazon, Netsuite and Magento. The iabol Sync Tool allows for data to be pulled into iabol from...
Automagical.ly is a free service that monitors stuff you're interested in and notifies you when things happen.
ShipStation is a web-based shipping solution that streamlines the order fulfillment process for online retailers. With real-time integrations into popular marketplaces including Amazon, eBay, Sears,...
The ProgrammableWeb directory has over 70 package tracking APIs to help educate developers on available shipment tracking options. The APIs contain various features such as package arrival verification, scanning services, price comparison, and more. Click here to learn about 7 of those APIs.
TreasuryDirect Debt Information
||This REST API returns the most recent TreasuryDirect debt data, debt data for a particular date, debt data based on the parameters passed and more. These services are used as a standard means for...||Financial||11.25.2016|
TreasuryDirect Security Information
||This REST API returns data about a specific security identified by CUSIP and issue date, auctioned securities, announced securities and more. These services are used as a standard means for...||Financial||11.25.2016|
USPS eVS International Label
||This API lets customers generate eVS Priority Mail Express International labels given the weight and dimensions of the item. USPS Web Tools® API library enables external e-commerce shopping cart and...||11.25.2016|
USPS eVS Label
||This API signature is for testing purposes and will not generate usable labels and barcodes. The Request Parameter sections present the XML input tags for generating Live requests and the...||11.25.2016|
||This API allows integrators to consolidate multiple domestic and international labels and custom forms through one Electronic File Number (efile). USPS Web Tools® API library enables external e-...||11.25.2016|