The complete list of public APIs in the directory. Use the main search page for filtering and sorting.
AWS Lambda API enables invoking, managing, and configuring serverless functions. Create, update, and delete functions programmatically and integrate with other AWS services via event triggers.
AWS Simple Email Service API enables sending transactional and marketing emails at scale with high deliverability. Manage verified identities, sending quotas, and bounce/complaint handling.
AWS Simple Notification Service API enables pub/sub messaging, mobile push notifications, and SMS delivery. Create topics, manage subscriptions, and publish messages at scale.
Azure Functions management API enables deploying and managing serverless functions, triggers, bindings, and app settings on Microsoft Azure's event-driven compute platform.
Bluesky's AT Protocol API provides access to decentralized social networking including posts, profiles, follows, feeds, and notifications. Build apps on the open, federated social web.
Cal.com's API manages bookings, event types, availability, users, and webhooks for the open-source scheduling platform. Build calendar and scheduling integrations programmatically.
Clerk's API handles authentication and user management including sign-up, sign-in, MFA, SSO, and user profiles. Provides embeddable UI components and backend SDKs.
Cloudflare Workers API manages serverless functions deployed to Cloudflare's global edge network, including KV storage, D1 databases, R2 object storage, and Queues.
Convex is a backend-as-a-service platform offering a reactive database, serverless functions, file storage, and real-time subscriptions accessible via TypeScript SDK and HTTP actions.
A collection of the best open data sets and open-source tools for data science.
Daum Maps provide multiple APIs for Korean maps
Deno Deploy API manages projects and deployments on Deno's edge JavaScript/TypeScript runtime. Deploy serverless functions globally with built-in TypeScript support and no configuration.
Accurate & reliable Exchange Rates API trusted by tens of thousands of developers since 2010. Free access, all world currencies, helpful support & easy to integrate JSON API
Figma's API provides access to files, components, styles, comments, and team projects. Extract design tokens, automate design-to-code workflows, and build design system tooling.
Exchange rates and currency conversion
Fly.io API enables programmatic management of applications, machines, volumes, and networking on the Fly.io global platform. Deploy Docker containers close to users worldwide.
Freshdesk's API manages support tickets, contacts, agents, groups, and canned responses. Build customer support integrations and automate helpdesk workflows on the Freshdesk platform.
Freshsales CRM API provides access to contacts, accounts, deals, tasks, and sales sequences. Build sales automation integrations and sync data with Freshsales' AI-powered CRM platform.
GoCardless Bank Account Data API (formerly Nordigen) provides free open banking access to transaction data and account information from 2,500+ European banks via PSD2.
Grafana's HTTP API enables management of dashboards, datasources, alerts, users, and organizations programmatically. Integrate with CI/CD pipelines and automate observability workflows.
Hashnode's GraphQL API provides access to posts, publications, tags, and user profiles on the developer blogging platform. Build integrations and automate content publishing.
The Data Services Platform from the International Trade Administration (ITA) provides direct access to authoritative information on U.S. exporting and international trade via standard APIs. ITA has built the platform to be the central source for exporting data important to small and medium sized U.S. businesses.
IUCN Red List of Threatened Species
Liveblocks API enables real-time collaboration features including presence, live cursors, shared state, comments, and notifications. Build collaborative document editors and multiplayer experiences.
LottieFiles API provides access to a library of Lottie animations, enables uploading and managing animation files, and converting between animation formats for web and mobile apps.
Make's API manages scenarios, modules, connections, and executions on the visual automation platform. Build and trigger automated workflows connecting 1,000+ apps and services.
The Strain API
monday.com's GraphQL API provides access to boards, items, columns, updates, and automations. Build work management integrations and sync data with monday.com's platform.
MongoDB Atlas Administration API manages clusters, database users, network access, backups, and organizations. Automate cloud MongoDB infrastructure and integrate with DevOps pipelines.
Moralis Web3 API provides NFT data, token balances, DeFi positions, transaction history, and wallet analytics across EVM-compatible blockchains including Ethereum, Polygon, and BNB Chain.
n8n's REST API manages workflows, executions, credentials, and users on the open-source workflow automation platform. Self-host or use n8n Cloud for fair-code automation.
Neon's API manages serverless Postgres databases, branches, compute endpoints, and projects. Neon offers database branching, autoscaling, and scale-to-zero for modern apps.
New Relic's API provides access to application performance metrics, errors, infrastructure health, alerts, and dashboards. Automate observability and integrate monitoring workflows.
OKX's API provides spot, futures, options, and DeFi trading with real-time market data and account management. One of the world's largest crypto exchanges with extensive financial products.
Open Food Facts is a database of food products with ingredients, allergens, nutrition facts and all the tidbits of information we can find on product labels.
Free live exchange rates and currency conversion API for developers. ECB rates JSON API. Live exchange rates and currency conversion API
OpenRouteService API provides routing, isochrones, geocoding, matrix calculations, and elevation data based on OpenStreetMap. Free and open-source geospatial services globally.
OpenSea's API provides NFT metadata, collection stats, listings, offers, and transaction history from the world's largest NFT marketplace across Ethereum, Polygon, and other chains.
Pipedrive's API provides access to deals, contacts, organizations, pipelines, and activities. Build CRM integrations and automate sales workflow management on the Pipedrive platform.
PostHog's API provides product analytics, feature flags, session recording, A/B testing, and user management. Open-source and self-hostable, with cloud and on-premise options.
NCBI's E-utilities API provides programmatic access to PubMed abstracts, full-text articles, gene sequences, and other biomedical literature from the National Center for Biotechnology Information.
PyPI's JSON API provides package metadata, release information, download statistics, and vulnerability data for Python packages hosted on the Python Package Index.
Railway's API enables programmatic management of projects, services, deployments, and environments on the Railway cloud platform.
Free currency exchange rates and currency conversion. Exchange rate API to convert one currency from another and returns in JSON format. RateAPI tracks rates daily published by European central bank
Websocket API to access realtime stock data
Render's API lets you manage web services, static sites, databases, cron jobs, and private services on the Render cloud platform programmatically.
Resend is an email API built for developers. Send transactional emails with React components, track deliverability, manage domains, and view analytics via a simple REST API.
The XRP Ledger's rippled API provides access to accounts, transactions, order books, and payment channels on the XRP Ledger. Build fast, low-cost cross-border payment applications.
Solana's JSON-RPC API provides access to account data, transaction history, block info, and program interactions on the high-performance Solana blockchain network.
Stellar's Horizon API provides access to accounts, transactions, payments, offers, and assets on the Stellar blockchain network. Build cross-border payment and token issuance applications.
Supabase is an open-source Firebase alternative offering a RESTful API over PostgreSQL, real-time subscriptions, authentication, file storage, and Edge Functions.
Terraform Cloud's API manages workspaces, runs, state versions, variables, and organizations. Automate infrastructure provisioning workflows and integrate IaC into CI/CD pipelines.
Threads API by Meta enables publishing posts, replies, and media, retrieving user profiles, and accessing insights for Threads accounts. Build integrations with Meta's text-based social platform.
Tomorrow.io's Weather API delivers hyper-local, minute-by-minute forecasts with 100+ weather data layers including precipitation, wind, air quality, and pollen. Formerly ClimaCell.
MARTA. Atlanta transporation services
An HTTP API for Berlin & Brandenburg public transport
Bordeaux Transportion Data
Official website of the MBTA -- schedules, maps, and fare information for Greater Boston's public transportation system, including subway, commuter rail, bus routes, and boat lines
The CTA's Developer Center offers a variety of data feeds that allow anyone to develop Web, mobile and other applications to help transit riders throughout the Chicago area
CHAPS spol. s r. o. je společnost zabývající se vývojem IT aplikací a systémů, jejich údržbou a provozem. Zaměřujeme se na komplexní softwarová řešení zejména pro oblast osobní dopravy a to jak na železnici, tak na silnici