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Network Management API — networkmanagement (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:networkmanagement, version v1beta1): The Network Management API provides a collection of network performance monitoring and diagnostic capabilities.

News Plugin (freetv-app.com) ↗

OpenAPI-specified web service (freetv-app.com, version v1): A plugin that allows the user to obtain and summary latest news using ChatGPT. If you do not know the user's username, ask them first before making queries to the plugin. Otherwise, use the username "global".

News Search Client — cognitiveservices-NewsSearch (microsoft.com) ↗

OpenAPI-specified service (microsoft.com:cognitiveservices-NewsSearch, version 1.0): The News Search API lets you send a search query to Bing and get back a list of news that are relevant to the search query. This section provides technical details about the query parameters and headers that you use to request news and the JSON response objects that contain them. For examples that show how to make requ

NFL v3 Scores — nfl-v3-scores (sportsdata.io) ↗

OpenAPI-specified service (sportsdata.io:nfl-v3-scores, version 1.0): NFL schedules, scores, odds, weather, and news API.

NFL v3 Stats — nfl-v3-stats (sportsdata.io) ↗

OpenAPI-specified service (sportsdata.io:nfl-v3-stats, version 1.0): NFL rosters, player stats, team stats, and fantasy stats API.

Notebooks API (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:notebooks, version v2): Notebooks API is used to manage notebook resources in Google Cloud.

NPR Listening Service (npr.org) ↗

OpenAPI-specified service (npr.org:listening, version 2): Audio recommendations tailored to a user's preferences

NPR Sponsorship Service (npr.org) ↗

OpenAPI-specified service (npr.org:sponsorship, version 2): Sponsorship for non-NPR One client applications

NPR Station Finder Service — station-finder (npr.org) ↗

OpenAPI-specified service (npr.org:station-finder, version 3): Allows clients to look up NPR member station information

Numbers API (whapi.com) ↗

OpenAPI-specified service (whapi.com:numbers, version 2.0): The William Hill Numbers API uses a single method that allows you to generate random numbers for your application. Numbers can either be unique or can be produced with the chance that some might be the same. For example, you can have a highest value of 6 and a lowest value of 1 with a count of 2 with a unique value of

OkSurf ↗

OkSurf (News): Free Google News with OG Images

OMDb (omdbapi.com) ↗

OpenAPI-specified web service (omdbapi.com, version 1): The Open Movie Database. The OMDb API is a free web service to obtain movie information, all content and images on the site are contributed and maintained by our users.

On-Demand Scanning API — ondemandscanning (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:ondemandscanning, version v1beta1): A service to scan container images for vulnerabilities.

Open Library ↗

Open Library book search and lookup routes for human-centered discovery.

HTTPS: Yes · CORS: No

Organization Policy API — orgpolicy (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:orgpolicy, version v2): The Org Policy API allows users to configure governance rules on their GCP resources across the Cloud Resource Hierarchy.

Orthanc API (orthanc-server.com) ↗

OpenAPI-specified web service (orthanc-server.com, version 1.11.3): This is the full documentation of the REST API of Orthanc. This reference is automatically generated from the source code of Orthanc. A shorter cheat sheet is part of the Orthanc Book. An earlier, manually crafted version from August 2019, is still available, but is not up-to-date anymore (source).

OS Config API — osconfig (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:osconfig, version v1beta): OS management tools that can be used for patch management, patch compliance, and configuration management on VM instances.

OVAPI Netherlands Transport ↗

OVAPI Netherlands Transport (Transportation): OVAPI, country-wide public transport

Owen Wilson Wow ↗

Owen Wilson Wow (Video): API for actor Owen Wilson's "wow" exclamations in movies

Owler ↗

OpenAPI-specified web service (owler.com, version 1.0.0): Search for information on companies using a website or company name and get access to Company Data, News, Blog Posts, Competitor Lists and much more.

PageSpeed Insights API — pagespeedonline (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:pagespeedonline, version v5): The PageSpeed Insights API lets you analyze the performance of your website with a simple API. It offers tailored suggestions for how you can optimize your site, and lets you easily integrate PageSpeed Insights analysis into your development tools and workflow.

PandaScore ↗

PandaScore (Games & Comics): E-sports games and results

PandaScore REST API for All Videogames ↗

OpenAPI-specified web service (pandascore.co, version 2.23.1): # Introduction Whether you're looking to build an official Pandascore integration for your service, or you just want to build something awesome, we can help you get started. The API works over the HTTPS protocol, and is accessed from the `api.pandascore.co` domain. - The current endpoint is https://api.pandascore.co. -

ParlayAPI ↗

ParlayAPI (Sports & Fitness): Sports betting odds and player props from 30+ sportsbooks plus Kalshi and Polymarket

Peel Tune-in API (peel-ci.com) ↗

OpenAPI-specified web service (peel-ci.com, version 1.0.0): The machine learning service APIs utilize hashtags from Twitter to find related, trending shows, related Twitter hashtags in real time and to generate direct tune-in URLs.

People API (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:people, version v1): Provides access to information about profiles and contacts.

Perspective Comment Analyzer API — commentanalyzer (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:commentanalyzer, version v1alpha1): The Perspective Comment Analyzer API provides information about the potential impact of a comment on a conversation (e.g. it can provide a score for the "toxicity" of a comment). Users can leverage the "SuggestCommentScore" method to submit corrections to improve Perspective over time. Users can set the "doNotStore" fl

PikaSim ↗

PikaSim (Transportation): Purchase travel eSIMs programmatically for 190+ countries

PixelVault ↗

PixelVault (Photography): Agent-first image hosting with instant CDN URLs

PlayerUnknown's Battlegrounds ↗

PlayerUnknown's Battlegrounds (Games & Comics): PUBG Stats

PokéAPI ↗

Structured Pokémon resources for educational read-only integrations.

Pokemon Price Tracker ↗

Pokemon Price Tracker (Games & Comics): Real-time and historical Pokemon card pricing from TCGPlayer and eBay graded sales

Pokémon-3D-api ↗

Pokémon-3D-api (Games & Comics): 3D Pokémon models for ThreeJS

Policy Simulator API — policysimulator (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:policysimulator, version v1beta): Policy Simulator is a collection of endpoints for creating, running, and viewing a Replay. A `Replay` is a type of simulation that lets you see how your members' access to resources might change if you changed your IAM policy. During a `Replay`, Policy Simulator re-evaluates, or replays, past access attempts under both

Poly API (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:poly, version v1): The Poly API provides read access to assets hosted on poly.google.com to all, and upload access to poly.google.com for whitelisted accounts.

Potter DB ↗

Potter DB (Video): Data from the Harry Potter Universe: Characters, Movies, Books, Spells and Potions

Profile (haloapi.com) ↗

OpenAPI-specified service (haloapi.com:profile, version 1.0): API that provides Profile information about Players.

Proximity Beacon API — proximitybeacon (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:proximitybeacon, version v1beta1): Registers, manages, indexes, and searches beacons.

PWRTelegram bot ↗

PWRTelegram bot (Social): Boosted version of the Telegram bot API

Radio & Music Services (bbc.co.uk) ↗

OpenAPI-specified web service (bbc.co.uk, version 1.0.0): We encapsulate Radio & Music business logic for iPlayer Radio and BBC Music products on all platforms. We add value by reliably providing the right blend of metadata needed by clients.

Rajasthan Board of Secondary Education — rajasthanrajeduboard (apisetu.gov.in) ↗

OpenAPI-specified service (apisetu.gov.in:rajasthanrajeduboard, version 3.0.0): Board of High School and Intermediate Education, Rajasthan (http://rajeduboard.rajasthan.gov.in/) has made available Class X (2018-2019)& Class XII (2019) mark sheet available on DigiLocker, which can be pulled by students into their respective accounts

Random Facts ↗

Random Facts (Games & Comics): Random Facts from hundreds of categories

RAWG Video Games Database API ↗

OpenAPI-specified web service (rawg.io, version v1.0): The largest open video games database. ### Why build on RAWG - More than 350,000 games for 50 platforms including mobiles. - Rich metadata: tags, genres, developers, publishers, individual creators, official websites, release dates, Metacritic ratings. - Where to buy: links to digital distribution services - Similar ga

Reader Revenue Subscription Linking API — readerrevenuesubscriptionlinking (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:readerrevenuesubscriptionlinking, version v1): readerrevenuesubscriptionlinking.googleapis.com API.

Real-time Bidding API — realtimebidding (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:realtimebidding, version v1alpha): Allows external bidders to manage their RTB integration with Google. This includes managing bidder endpoints, QPS quotas, configuring what ad inventory to receive via pretargeting, submitting creatives for verification, and accessing creative metadata such as approval status.

Recommendations AI (Beta) — recommendationengine (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:recommendationengine, version v1beta1): Note that we now highly recommend new customers to use Retail API, which incorporates the GA version of the Recommendations AI funtionalities. To enable Retail API, please visit https://console.cloud.google.com/apis/library/retail.googleapis.com. The Recommendations AI service enables customers to build end-to-end pers

REG-Vault ↗

REG-Vault (Games & Comics): Retro-gaming metadata catalog — 91k games across 99 systems (box art, manuals, screenshots, gameplay previews). MCP endpoint at `api.regvault.org/mcp`

Remote Build Execution API — remotebuildexecution (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:remotebuildexecution, version v1alpha): Supplies a Remote Execution API service for tools such as bazel.

Rendi ↗

Rendi (Video): FFmpeg API

Resource Settings API — resourcesettings (googleapis.com) ↗

OpenAPI-specified service (googleapis.com:resourcesettings, version v1): The Resource Settings API allows users to control and modify the behavior of their GCP resources (e.g., VM, firewall, Project, etc.) across the Cloud Resource Hierarchy.