A network index of all APIs.json files maintained by the API Evangelist organization, providing a comprehensive directory of API definitions across the network.

CarAPI is a developer-friendly vehicle API and database that provides programmatic access to automotive data including makes, models, trims, bodies, engines, mileage, VIN decoding, license plate decoding, OBD-II diagnostic codes, and power sports vehicle information.

DeepSeek is an artificial intelligence company that provides advanced large language models accessible through an API that is compatible with the OpenAI and Anthropic SDKs.

Capital One is a financial services company offering credit cards, checking and savings accounts, loans, and auto financing in the United States.

SPX Graphics is an open-source, browser-based graphics control system for live video productions and live streams. It provides a REST API for external control of graphics templates, rundowns, and playback via integrations with CasparCG, OBS, vMix, and similar broadcast software.

Developer portal for APIs.io — JSON feeds, RFC 9727 api-catalog, agentic integration data. https://developer.apis.io

Walmart is a multinational retail corporation that operates a chain of hypermarkets, discount department stores, and grocery stores. The company is known for offering a wide range of products at competitive prices, attracting customers from all walks of life.

Whether your team is new to GraphQL, or seasoned experts, learn why Apollo is the fastest and safest way to build and scale your APIs.

Best-in-class API components meet expert support to create the ideal wealth management operations environment. Optimize productivity, client experiences, and more.

Smithery is a platform for discovering, deploying, and managing Model Context Protocol (MCP) servers and skills. It provides a registry of 6000+ community-built MCP extensions that AI agents can use to access external tools, data sources, and services.

httpstat.us is a super simple service for generating different HTTP status codes. It is useful for testing how your own scripts and applications deal with varying HTTP responses, allowing developers to simulate different server response scenarios.

The National Interagency Fire Center (NIFC) is a collaborative effort between multiple federal agencies to address wildfires and other emergency incidents around the United States. NIFC serves as a centralized command center for coordinating resources, personnel, and information to effectively respond to and manage wildfires.

AI Habitat is an open-source simulation platform from Meta AI Research for embodied AI research. It provides high-performance 3D simulated environments for training and evaluating AI agents on navigation, manipulation, and human-robot collaboration tasks.

Yardi develops and supports industry-leading investment and property management software for all types and sizes of real estate companies. The platform includes solutions for residential, commercial, public housing, affordable housing, and military housing management.

Eden AI is an innovative artificial intelligence platform that specializes in providing advanced solutions for businesses looking to optimize their operations and improve efficiency.

Apigee is Google Cloud's native API management platform for building, managing, and securing APIs across any use case, environment, or scale. It provides API proxies, security, rate limiting, quotas, analytics, monetization, and developer portal capabilities.

BMW is a German multinational company specializing in manufacturing luxury vehicles and motorcycles.

NASCAR, the National Association for Stock Car Auto Racing, is a professional auto racing organization that sanctions and governs multiple racing series, including the popular NASCAR Cup Series.

Collection of Oracle PeopleSoft Enterprise application APIs for Human Capital Management, Financial Management, Supply Chain Management, CRM, Campus Solutions, and engineering intelligence across PeopleTools platform services.

SafeLine is an open-source self-hosted Web Application Firewall (WAF) and reverse proxy developed by Chaitin Technology that protects web applications and APIs from attacks including SQL injection, XSS, code injection, OS command injection, SSRF, path traversal, and RCE.