All APIs — page 3

An API to query Brazilian ZIP codes and orders easily, quickly and free

Twitter/X public data REST API for tweet and profile lookup, follower analysis, social listening, market intelligence, and AI-agent workflows.

MessageBird's API provides SMS, voice, WhatsApp, email, and live chat communications. Send messages globally, build IVR flows, and manage omnichannel customer interactions.

Vonage's Communications APIs provide SMS, voice calls, video, WhatsApp, and verification services. Build global messaging and telephony features into applications.

Job search engine

Non-profit charity data

Covid-19 data for the US

Job search engine

Create, retrieve, update, increment, and decrement counters

Open-Meteo is a free, open-source weather API with no API key required. Provides hourly and daily forecasts, historical data, and climate projections using multiple weather models.

API for getting Pincode details in India

Small application that measures your keyboard/mouse usage

ClickUp's API provides access to tasks, lists, folders, spaces, goals, and time tracking. Build integrations and automate project management workflows on the ClickUp platform.

Mailchimp's Marketing API manages email campaigns, audiences, automations, and reports. Build and send newsletters, segment subscribers, and track engagement metrics.

OpenAlex is a fully open catalog of the global research system. API provides access to 250M+ academic works, authors, institutions, concepts, and citation graphs.

Free, powerful HTML to PDF API supporting both URL and raw HTML conversion. Unlimited document size, lightning-fast and compatible PHP, Python, Ruby, etc

Postcode lookup & Geolocation for the UK

Easily build scalable web scrapers

SendGrid's Email API enables sending transactional and marketing emails at scale. Features include email templates, analytics, bounced email tracking, and inbound email parsing.

Travel Search - Limited usage

Amazon product, search and batch ASIN data across 20 marketplaces

Contribute or search one of the largest black history fact databases on the web

Search engine for Internet connected host and devices

Search among openly licensed and public domain works

Structured Amazon product, keyword, market, review and traffic research data through REST APIs for ecommerce applications and AI agents.

Recipe Search

European patent search system api

Searchable attack surface database of the entire internet

Search for news from various sources

Search 1 billion people profiles across LinkedIn and GitHub for talent sourcing

Job search engine

Get or Search Latest Breaking News with ML Powered Summaries 🤖

Sports odds for personal and internal research, with game lines and player props.

Scan, search and collect threat intelligence data in real-time

Travel Search - Limited usage

Scrape Google and other search engines with a simple API.

Real-Time & Accurate Google Search Results API

Anime discovery, tracking, forum, rates

Real-time SERP API for structured search results from Google, Bing, Yandex, DuckDuckGo, and other major search engines.

Search through the National Library of Australia collection of 1000s of digitised newspapers

Private aviation charter search, quotes, fleet, and empty legs

Includes all monsters and spells from the SRD (System Reference Document) as well as a search API

Screenshot API that renders a URL, HTML or Markdown in a real browser and returns a PNG, JPEG, WebP, PDF or scrolling video (MP4, WebM, GIF).

Project to promote open source collaboration during December

Get all administrative divisions of a country

Address database of France, geocoding and reverse

Estimates the age from a first name

Algolia's Search API provides fast, typo-tolerant full-text search with faceting, filtering, and personalization. Index records and query them with millisecond response times at scale.

The API is open source!

Anime industry news

The Internet Archive

Ballldontlie provides access to stats data from the NBA

Convert British OSGB36 easting and northing (British National Grid) to WGS84 latitude and longitude

Table FIPE Consultation API provides average vehicle prices in the brazilian market through a RESTful HTTP Json service. Updated monthly with data extracted from the FIPE table

Some Breaking Bad quotes

United States ham radio callsigns

Cat as a service (cats pictures and gifs)

Library info on CDNJS

The US Census Bureau provides various APIs and data sets on demographics and businesses

JSON API for hand curated Chuck Norris jokes