Contracts
A shared machine-readable understanding of the business and technical requirements established between API producer and consumers.
OCLC
The Discovery API allows you to surface both WorldCat and WorldCat Discovery central index data in search results, including: Materials held by your library and ...
OECD
The OECD provides programmatic access to OECD data through an application programming interface (API) based on the SDMX standard.These APIs are free of charge and are offered subject to your accept...
ORCID
This tutorial will walk you through reading public and limited-access information on an ORCID record using the public or member API. It is based on version 3.0 of the ORCID message schema.
OVH Cloud
OVH Cloud is a leading provider of cloud computing services that offer a wide range of solutions for businesses of all sizes. From virtual private servers and dedicated servers to storage, networki...
OWASP API Security Project
API Security focuses on strategies and solutions to understand and mitigate the unique vulnerabilities and security risks of Application Programming Interfaces ...
Object Oriented Programming
This is the API contract for Object Oriented Programming.
Oceaneering International
This is the API contract for Oceaneering International.
Ocra
Parking operators and asset owners use Ocra’s data, tech, and team to optimize their online parking rates through third-party channels, increase revenue without adding extra work.Â
Octoparse
Octoparse is a powerful web scraping tool that allows users to extract data from websites without any coding knowledge. The platform uses advanced algorithms to automatically identify and extract r...
OddsJam
OddsJams Sports Betting API offers real-time betting odds from 100 sportsbooks: player props, alternate markets, injury data, schedules, ranking, scores
Odoo
Welcome to the developer documentation of Odoo! Whether you’re a seasoned developer or just getting started, you’ll find here all the technical guidance and resources you need for developing Odoo a...
OffenderList
OffenderList is a comprehensive online platform that provides information about individuals who have been convicted of criminal offenses. The website allows users to search for offenders based on v...
Offenders.io
Offenders.io is a technology company that specializes in providing innovative solutions for managing and monitoring offender populations. Their platform utilizes advanced data analytics and artific...
Office of Career, Technical, and Adult Education
The Office of Career, Technical, and Adult Education is a government agency that focuses on providing resources and support to individuals seeking to further their education and career opportunitie...
Office of Child Support Services
The Office of Child Support Services is a government agency that works to ensure that children receive the financial support they need from their non-custodial parent. This office helps establish l...
Office of Community Oriented Policing Services
The Office of Community Oriented Policing Services (COPS Office) is a component of the U.S. Department of Justice that works to advance the practice of community policing in law enforcement agencie...
Office of Congressional Workplace Rights
The Office of Congressional Workplace Rights is responsible for enforcing workplace rights for employees of the United States Congress. This includes overseeing the administration of laws such as t...
Office of Fossil Energy and Carbon Management
The Office of Fossil Energy and Carbon Management is a division of the U.S. Department of Energy that is focused on addressing the challenges of reducing greenhouse gas emissions and advancing clea...
Office of Government Ethics
The Office of Government Ethics (OGE) is an independent agency within the federal government that oversees the behavior and ethics of executive branch employees. The OGE provides guidance and advic...
Office of the Comptroller of the Currency
The Office of the Comptroller of the Currency (OCC) is a federal agency responsible for regulating and supervising national banks and federal savings associations. The OCC ensures that these financ...
Office of the Federal Register
The Office of the Federal Register is responsible for publishing official government documents. This includes the publication of presidential proclamations, executive orders, and regulations from f...
Oil States International
This is the API contract for Oil States International.
Okta
Okta connects any person with any application on any device. It's an enterprise-grade, identity management service, built for the cloud, but compatible with many on-premises applications. With Okta...
Old Dominion Freight Line
This is the API contract for Old Dominion Freight Line.
Old Republic International
This is the API contract for Old Republic International.
Ollama
Ollama is a unique online marketplace that connects artists, makers, and creators with customers looking for one-of-a-kind and handmade items. Through Ollama, artists can showcase their talents and...
OneLogin
This API can be called using either of the following scopes: Read Users , Manage users , Read All , or Manage All . Query Parameters. For details about how to ...
Onfido
Onfido is a global identity verification and authentication company that helps businesses verify the identities of their customers. Using advanced technology such as facial recognition, document ve...
OnlineNIC
OnlineNIC offers a RESTful API with JSON format response for our partners to directly manage their products and orders. We intends to help our partners automate the purchase process and enpower the...
Open Brewery DB
Open Brewery DB is a comprehensive database that provides information on breweries and taprooms from around the world. It includes details such as location, contact information, beer offerings, and...
Open Container Initiative
This is the API contract for Open Container Initiative.
Open Food Facts
Open Food Facts is a food products database made by everyone, for everyone. You can use it to make better food choices, and as it is open data, anyone can re-use it for any purpose.
Open Library
Open Library offers a suite of APIs to help developers get up and running with our data. This includes RESTful APIs, which make Open Library data availabile in JSON, YAML and RDF/XML formats. There...
Open Podcast API | Open Podcast API
The Open Podcast API is an initiative aiming to provide a feature-complete synchronization API specification for podcast (web) apps and user-focused servers.
Open Policy Agent
Open Policy Agent (OPA) is an open-source project that provides a flexible and powerful policy engine for cloud-native environments. OPA enables users to define and enforce policies across their in...
Open Trivia DB
The Open Trivia Database provides a completely free JSON API for use in programming projects. Use of this API does not require a API Key, just generate the URL below use it in your own application ...
OpenAI
OpenAI is a research organization that focuses on artificial intelligence (AI) and machine learning. Their mission is to ensure that AI benefits all of humanity, and they work on developing AI tech...
OpenAQ
OpenAQ is a non-profit organization that focuses on collecting and sharing air quality data from around the world. By providing access to this information through their open-source platform, OpenAQ...
OpenF1
OpenF1 is a free and open-source API that provides real-time and historical Formula 1 data.
OpenFEC
The Federal Election Commission (FEC) API is a RESTful web service supporting full-text and field-specific searches on FEC data. Bulk downloads are available on the current site. Information is tie...
OpenFIGI
OpenFIGI is your entry point to multiple tools for identifying, mapping and requesting a free Financial Instrument Global Identifier (FIGI). OpenFIGI is an open system for identifying instruments g...
OpenProject
Roles regulate access to specific resources by having permissions configured for them. Currently, this is only a stub.
OpenRouter
OpenRouter is an API platform that provides unified access to multiple AI language models through a single interface. OpenRouter acts as a "router" or gateway that lets developers and applications ...
OpenSearch
The Security plugin REST API lets you programmatically create and manage users, roles, role mappings, action groups, and tenants.
OpenTopography API
OpenTopography API is a web service that provides users with access to high-resolution topographic data and tools for analysis and visualization. The API allows users to query a vast collection of ...
OpenWeather
OpenWeather is a data platform that provides accurate and reliable weather information to individuals, businesses, and organizations around the world. They gather real-time data from a network of s...
Openapi Typescript Codegen
This is the API contract for Openapi Typescript Codegen.
Openprise
Free your RevOps teams from the complexities of bad data and give themdata they can trust, take action on, and make better decisions with.A simple way to achieve the highest data quality across you...
Openprovider
Openprovider is a wholesaler of Internet services and products with a unique platform from which you can find and manage all the products you need: Domains, new gTLDs, SSL certificates, licenses fo...
Operation Support Equipment
This is the API contract for Operation Support Equipment.
Opterrix
Inform and automate key decision-making throughout the insurance value chain. Â
OpticOdds
OpticOdds Sports Betting API offers real-time betting odds for main lines, player props, alternate markets, injury data, schedules, ranking, scores
Oracle Container Engine
This is the API contract for Oracle Container Engine.
Oracle E Business Suite
This is the API contract for Oracle E Business Suite.
Oracle Enterprise Manager
This is the API contract for Oracle Enterprise Manager.
Oracle Financial Applications
This is the API contract for Oracle Financial Applications.
Oracle Health Data Intelligence
Oracle Health Data Intelligence is a comprehensive platform that leverages advanced analytics and artificial intelligence to provide actionable insights and support informed decision-making in heal...
Oracle Transportation Management
This is the API contract for Oracle Transportation Management.
Orange
Develop new customer experiences powered by programmable networksEnvision a world where innovation is combined with robust authentication and automated high-level service requests
Orbital
Orbital is a data gateway and integration platform that connects APIs, databases, event streams, and other data sources without requiring glue code or manual integration maintenance. The platform d...
Orders
This is a template APIs.json for a orders API, to be used in storytelling, training, and knowledge bases.
Organizations
This is a template APIs.json for a organizations API, to be used in storytelling, training, and knowledge bases.
Otreeba
Otreeba is a sustainable hemp clothing brand that focuses on creating stylish and eco-friendly apparel for men and women. Their mission is to promote a more sustainable lifestyle by using organic h...
OurPeople
The OurPeople API uses common standards to allow easy read and write access to your data.
Outils De Gestion Des Risques
This is the API contract for Outils De Gestion Des Risques.
Outils De Travail Digitaux
This is the API contract for Outils De Travail Digitaux.
Outscraper
Looking for companies in a specific industry? Filter our database of companies by NAICS codes and export the results.
Overture Maps Foundation
This is the API contract for Overture Maps Foundation.
Overwolf
Develop lightweight in-game applications using simple HTML and JavaScript,ensuring ease of use and quick deployment