PUBLICAPI / API directory

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A practical starting point for public APIs. Compare access, pricing and limitations — with direct links to the original sources.

Categories (61)

geography

Semantic API — semantic_api (nytimes.com)

OpenAPI-specified service (nytimes.com:semantic_api, version 2.0.0): The Semantic API complements the Articles API. With the Semantic API, you get access to the long list of people, places, organizations and other locations, entities and descriptors that make up the controlled vocabulary used as metadata by The New York Times (sometimes referred to as Times Tags and used for Times Topic

Type: API

profiles

science-and-math

Semantic Scholar

Academic search engine for papers, authors, and citations

Access: No keyType: API

HTTPS: Yes

github-public-apis

geography

Semantic Tile API — vectortile (googleapis.com)

OpenAPI-specified service (googleapis.com:vectortile, version v1): Serves vector tiles containing geospatial data.

Type: API

profiles

language

Semantira

Semantira (Text Analysis): Text Analytics with sentiment analysis, categorization & named entity extraction

Access: OAuthType: API

profiles

text-analysis

Semantria

Text Analytics with sentiment analysis, categorization & named entity extraction

Access: OAuthType: API

HTTPS: Yes

github-public-apis

business

Semantria

OpenAPI-specified web service (semantria.com, version 4.0): Semantria applies Text and Sentiment Analysis to tweets, facebook posts, surveys, reviews or enterprise content.

Type: API

profiles

Sendgrid

A cloud-based SMTP provider that allows you to send emails without having to maintain email servers

Access: Personal API keyType: API

HTTPS: Yes

github-public-apis

Sendinblue

A service that provides solutions relating to marketing and/or transactional email and/or SMS

Access: Personal API keyType: API

HTTPS: Yes

github-public-apis

SendRaven

Email for AI agents: send email, receive replies as threads, with per-key send limits and approvals

Access: Personal API keyType: API

HTTPS: Yes · CORS: No

github-public-apis

environment

sensor.community

Community air quality sensor network data worldwide

Type: API

HTTPS: Yes · CORS: Yes

github-public-apis

text-analysis

Sentiment Analysis

Multilingual sentiment analysis of texts from different sources

Access: Personal API keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

developer-tools

SEO & GEO by Alvin's Club (ai.alvinsclub.studio/seo MCP Server)

MCP server (ai.alvinsclub.studio/seo v1.0.0): SEO audit and AI visibility check for your website, plus Search Console keyword opportunities.

Type: API

profiles

developer-tools

SEO Content Factory (ai.b77/seo-content-factory MCP Server)

MCP server (ai.b77/seo-content-factory v1.0.0): Draft SEO blog articles from topic to ready-to-review post.

Type: API

profiles

development

Serialif Color

Color conversion, complementary, grayscale and contrasted text

Access: No keyType: API

HTTPS: Yes · CORS: No

github-public-apis

developer-tools

SerpApi

SerpApi (Development): Scrape Google and other search engines with a simple API

Access: Personal API keyType: API

profiles

development

Serply

Google, Bing, News, Scholar and Maps search results and page scraping as JSON

Access: Personal API keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

development

serpstack

Real-Time & Accurate Google Search Results API

Access: Personal API keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

books-media

Serverless VPC Access API — vpcaccess (googleapis.com)

OpenAPI-specified service (googleapis.com:vpcaccess, version v1): API for managing VPC access connectors.

Type: API

profiles

developer-tools

ServerManagement (azure.com)

OpenAPI-specified service (azure.com:servermanagement, version 2016-07-01-preview): REST API for Azure Server Management Service.

Type: API

profiles

geography

Service Area Ovhaltes (Overheid Open Data)

Dutch public-sector open dataset and API ("Service Area Ovhaltes") registered in the national data.overheid.nl catalog. Original Dutch description: #### Aantal objecten 1 #### Attributen - GEOM (Geometry) - ID (BigDecimal) #### KaartViewer Utrecht Deze laag is gemaakt voor de KaartViewer van de Gemeente Utrecht . Kijk hier voor een volledig overzicht van alle kaartlagen voor de Utrecht KaartViewer: KaartViewer Utrecht #### Overzicht KV_ONDERZOEK_OPENBAAR GeoServer

Access: No keyPrice: FreeType: API

profiles

geography

Service Area Supermarkt (Overheid Open Data)

Dutch public-sector open dataset and API ("Service Area Supermarkt") registered in the national data.overheid.nl catalog. Original Dutch description: #### Aantal objecten 1 #### Attributen - GEOM (Geometry) - ID (BigDecimal) #### KaartViewer Utrecht Deze laag is gemaakt voor de KaartViewer van de Gemeente Utrecht . Kijk hier voor een volledig overzicht van alle kaartlagen voor de Utrecht KaartViewer: KaartViewer Utrecht #### Overzicht KV_ONDERZOEK_OPENBAAR GeoServer

Access: No keyPrice: FreeType: API

profiles

developer-tools

Service Broker — servicebroker (googleapis.com)

OpenAPI-specified service (googleapis.com:servicebroker, version v1beta1): The Google Cloud Platform Service Broker API provides Google hosted implementation of the Open Service Broker API (https://www.openservicebrokerapi.org/).

Type: API

profiles

books-media

Service Consumer Management API — serviceconsumermanagement (googleapis.com)

OpenAPI-specified service (googleapis.com:serviceconsumermanagement, version v1beta1): Manages the service consumers of a Service Infrastructure service.

Type: API

profiles

books-media

Service Control API — servicecontrol (googleapis.com)

OpenAPI-specified service (googleapis.com:servicecontrol, version v2): Provides admission control and telemetry reporting for services integrated with Service Infrastructure.

Type: API

profiles

books-media

Service Directory API — servicedirectory (googleapis.com)

OpenAPI-specified service (googleapis.com:servicedirectory, version v1beta1): Service Directory is a platform for discovering, publishing, and connecting services.

Type: API

profiles

developer-tools

Service Fabric Client APIs — servicefabric (azure.com)

OpenAPI-specified service (azure.com:servicefabric, version 6.5.0.36): Service Fabric REST Client APIs allows management of Service Fabric clusters, applications and services.

Type: API

profiles

government

Service Locations Trier - Rest Benches Trier - OGC API Features (EU Open Data · Germany)

European open dataset/API (Germany): Locations of public toilets, wifi hotspots, resting benches and drinking water dispensers in the urban area of Trier as POIs:POIs of resting benches and picnic benches in the urban area of Trier.

Access: No keyPrice: FreeType: API

profiles

books-media

Service Management API — servicemanagement (googleapis.com)

OpenAPI-specified service (googleapis.com:servicemanagement, version v1): Google Service Management allows service producers to publish their services on Google Cloud Platform so that they can be discovered and used by service consumers.

Type: API

profiles

books-media

Service Networking API — servicenetworking (googleapis.com)

OpenAPI-specified service (googleapis.com:servicenetworking, version v1beta): Provides automatic management of network configurations necessary for certain services.

Type: API

profiles

developer-tools

Service Quotas — service-quotas (amazonaws.com)

OpenAPI-specified service (amazonaws.com:service-quotas, version 2019-06-24): With Service Quotas, you can view and manage your quotas easily as your AWS workloads grow. Quotas, also referred to as limits, are the maximum number of resources that you can create in your AWS account. For more information, see the Service Quotas User Guide .

Type: API

profiles

books-media

Service Usage API — serviceusage (googleapis.com)

OpenAPI-specified service (googleapis.com:serviceusage, version v1beta1): Enables services that service consumers want to use on Google Cloud Platform, lists the available or enabled services, or disables services that service consumers no longer use.

Type: API

profiles

developer-tools

ServiceBusManagementClient — servicebus-servicebus-preview (azure.com)

OpenAPI-specified service (azure.com:servicebus-servicebus-preview, version 2018-01-01-preview): Azure Service Bus client for managing Namespace, IPFilter Rules, VirtualNetworkRules and Zone Redundant

Type: API

profiles

developer-tools

ServiceFabricManagementClient — servicefabric-application (azure.com)

OpenAPI-specified service (azure.com:servicefabric-application, version 2019-03-01-preview): Azure Service Fabric Resource Provider API Client

Type: API

profiles

developer-tools

ServiceFabricManagementClient — servicefabric-cluster (azure.com)

OpenAPI-specified service (azure.com:servicefabric-cluster, version 2019-03-01-preview): Azure Service Fabric Resource Provider API Client

Type: API

profiles

security

Sessions API (whapi.com)

OpenAPI-specified service (whapi.com:sessions, version 2.0.0): The William Hill Sessions API uses a central authentication service (CAS*) on all resources that require access to a customer’s account or betting functionality. To authenticate, you’ll need to supply a sportsbook username and password, in return you will be given an authentication ticket, which you can use on the majo

Type: API

profiles

books-media

setlist.fm API

OpenAPI-specified web service (setlist.fm, version 1.0): The setlist.fm API has been designed to give you easy access to setlist data in order to build fancy websites and other applications. Before starting to use the API, be sure to ... ... understand how setlist.fm works (the FAQ and the Guidelines are a good starting point), ... read this documentation carefully and ... a

Type: API

profiles

developer-tools

Shadify

Shadify (Development): Service for generating data and executing logic to create various games and puzzles

Access: No keyType: API

profiles

language

Shakespeare API (fungenerators.com)

OpenAPI-specified service (fungenerators.com:shakespeare, version 1.5): Shakespeare API. Generate random Shakespeare quotes, names, insults, lorem ipsum etc. Translate normal English to Shakespeare English. Click here to subscribe

Type: API

profiles

mcp-servers

ShapelessAI

Write, schedule and publish social posts, carousels and short video to 8 networks

Access: OAuthType: MCP server

github-public-apis

science-and-math

A free, open, dataset about research and scholarly activities

Access: No keyType: API

HTTPS: Yes · CORS: No

github-public-apis

developer-tools

SharedImageGalleryServiceClient — compute-gallery (azure.com)

OpenAPI-specified service (azure.com:compute-gallery, version 2019-07-01): Shared Image Gallery Service Client.

Type: API

profiles

books-media

SharpAPI

SharpAPI (Sports & Fitness): Real-time sports betting odds from 20+ sportsbooks with +EV detection

Access: Personal API keyType: API

profiles

business

Sharpe

Sharpe (Cryptocurrency): Crypto derivatives, funding, arbitrage, narratives, listings, and news data

Access: No keyType: API

profiles

developer-tools

SheerSEO API

OpenAPI-specified web service (sheerseo.com, version 0.0.1): Sheerseo API has 2 stages: First stage - initiating the task: You fill in your task and receive in return the task id. Second stage - collecting the results: send a request containing the task ids you got at the first stage and collecting the results.

Type: API

profiles

development

Sheetsu

Easy google sheets integration

Access: Personal API keyType: API

HTTPS: Yes

github-public-apis

animals

Shibe.Online

Random pictures of Shiba Inu, cats or birds

Access: No keyType: API

HTTPS: Yes · CORS: Yes

github-public-apis

developer-tools · open-source-projects

Shields

REST and SVG/JSON badge generator for package versions, CI build status, test coverage and custom JSON endpoints.

Access: No keyPrice: FreeType: API

HTTPS: Yes

profiles · github-public-apis

anime

Shikimori

Anime discovery, tracking, forum, rates

Access: OAuthType: API

HTTPS: Yes

github-public-apis

transport

ShipEngine API

OpenAPI-specified web service (shipengine.com, version 1.1.202303022103): ShipEngine's easy-to-use REST API lets you manage all of your shipping needs without worrying about the complexities of different carrier APIs and protocols. We handle all the heavy lifting so you can focus on providing a first-class shipping experience for your customers at the best possible prices. Each of ShipEngine

Type: API

profiles

business

shipstation

OpenAPI-specified web service (shipstation.com, version 1.0.0): Polls is a simple API allowing consumers to view polls and vote in them.

Type: API

profiles

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