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• Organization: National Institute of Standards and Technology
• Dataset Last Updated: March 05, 2021

ThermoML is an XML-based IUPAC standard for the storage and exchange of experimental thermophysical and thermochemical property data. The ThermoML archive is a subset of Thermodynamics Research...

• FILE
• FILE
• FILE
• BIN
• GZIP
• TXT
• +1 more

• Organization: Department of Commerce
• Dataset Last Updated: August 28, 2025

The Open Data Portal (ODP) API allows you to access USPTO data at no cost ? with several ways to do it. The ODP API uses HTTP, GET, and POST requests to return responses in JSON format. ODP also...

• API

• Organization: General Services Administration
• Dataset Last Updated: November 06, 2026 at 03:51 PM

GSA Enterprise Data Inventory (EDI)

• JSON

• Organization: Small Business Administration
• Dataset Last Updated: May 20, 2015

Provides a list of all the datasets available in the Public Data Inventory for the Small Business Administration.

• JSON

• Organization: Department of Commerce
• Dataset Last Updated: August 28, 2025

The Open Data Portal (ODP) is our new hub for open data, built on the idea of finding several datasets in one platform so anyone can easily search and extract the data they need. The ODP is a...

• VARI
• JSON
• PDF

• Organization: Small Business Administration
• Dataset Last Updated: January 18, 2023 at 03:17 PM

Provides a list of all the datasets available in the Enterprise Data Inventory for the Small Business Administration.

• JSON

• Organization: Department of Commerce
• Dataset Last Updated: May 21, 2018

This is a json file containing the Enterprise Data Inventory for the Department of Commerce.

• JSON

• Organization: Department of Agriculture
• Dataset Last Updated: August 20, 2019

The ERS content and data APIs (including our pre-made widgets for embedding charts) are currently out of service while we redesign our site. Check back here for updates--we'll keep you informed as...

• HTML

• Organization: U.S. Environmental Protection Agency
• Dataset Last Updated: January 01, 2014

Envirofacts integrates information from a variety of EPA's environmental databases. Each of these databases contains information about facilities that are required to report activity to a state or...

• API
• API
• BIN

• Organization: Department of Commerce
• Dataset Last Updated: August 28, 2025

The Office Action Retrieval API provides access to the full-text information of Office Actions (bundled as a JSON file in downloadable weekly zip files) issued by patent examiners to applicants...

• API

• Organization: Department of Homeland Security
• Dataset Last Updated: September 15, 2022 at 02:10 PM

ACRT is a browser-based standalone application for recording accessibility test results from Trusted Testers. All input data will be stored as JSON &/or html files in the local machine which can...

• FILE

• Organization: General Services Administration
• Dataset Last Updated: November 05, 2024 at 04:23 PM

The General Service Administration's data.json harvest source. This file contains the metadata for the GSA's public data listing shown on data.gov as defined by the Project Open Data

• JSON

• Organization: National Institute of Standards and Technology
• Dataset Last Updated: July 21, 2022

OSCAL Deep Diff is a CLI application and library that can produce schema-agnostic comparisons of JSON artifacts. The purpose of this tool is to compare OSCAL artifacts.

• WEB
• ZIP

• Organization: Department of Veterans Affairs
• Dataset Last Updated: August 12, 2026

Encode MUMPS array to JSON string and decode a JSON formatted string into a MUMPS array.

• API

• Organization: Department of Justice
• Dataset Last Updated: May 31, 2016 at 12:00 AM

Data describing the Department of Justice CIO's membership on governance boards

• HTML

• Organization: City of Tempe
• Dataset Last Updated: March 06, 2024 at 03:44 PM

This dataset provides endpoints for dockless mobility providers that are operating within the City of Tempe. The City of Tempe shares these data as provided and the quality of these data are the...

• REST
• WEB

• Organization: U.S. Department of Health & Human Services

Organization-specific JSON used to provide structured content for NIH Institute, Center, and Office profiles. The organization acronym is substituted for {ICO}.

• Organization: U.S. Department of Health & Human Services

Public table of NIH Highlighted Topics, including topic title, lead and participating NIH organizations, posted date, and expiration date, with export options in CSV, XML, JSON, and TXT formats.

• Organization: U.S. Department of Health & Human Services

Searchable NIH Guide data, including policy and informational notices and historical NIH Guide funding-opportunity records, with filters for dates, organizations, activity codes, and document types.

• Organization: U.S. Department of Health & Human Services

JSON API providing a single NIH Highlighted Topic record selected by identifier, including topic title, lead and participating NIH organizations, posted date, and expiration date.