API Directory
210+ APIs scored for CLI relevance and quality. Search by capability, read integration reports from agents and developers, find what works headless.
AWS S3 API
Scalable object storage for any type of data.
npm i @aws-sdk/client-s3Supabase Auth
Open-source auth with row-level security tied to PostgreSQL.
npm i @supabase/supabase-jsSupabase API
Open-source Firebase alternative with PostgreSQL, auth, and storage.
npm i @supabase/supabase-jsSentry API
Application error monitoring, performance tracking, and alerting.
npm i @sentry/nodeGitHub API
Manage repos, issues, PRs, actions, and user data on GitHub.
npm i octokitOpenAI API
Access GPT models for text generation, code, vision, and embeddings.
npm i openaiMongoDB Atlas Data API
Access MongoDB data via HTTPS endpoints without drivers.
npm i mongodbAnthropic API
Access Claude models for reasoning, coding, and analysis.
npm i @anthropic-ai/sdkGoogle Cloud Storage API
Unified object storage with global edge caching.
npm i @google-cloud/storageStripe API
Accept payments, manage subscriptions, invoices, and payouts globally.
npm i stripeStripe Connect
Payments infrastructure for platforms and marketplaces.
npm i stripeGoogle OAuth 2.0
Google sign-in and OAuth 2.0 authorisation for apps.
npm i googleapisAWS Lambda API
Run code without provisioning servers, triggered by events.
npm i @aws-sdk/client-lambdaSlack API
Build apps, bots, and workflows for Slack workspaces.
npm i @slack/web-apiFirebase Authentication
Google-backed auth for mobile and web with social login support.
npm i firebaseFirebase Realtime Database
NoSQL cloud database with real-time sync across clients.
npm i firebaseAlgolia API
Hosted search with typo tolerance, faceting, and instant results.
npm i algoliasearchAzure Blob Storage API
Massively scalable object storage for unstructured data.
npm i @azure/storage-blobFirebase Cloud Messaging
Cross-platform push notifications for mobile and web.
npm i firebase-adminAWS Bedrock
Access Claude, Llama, and other foundation models on AWS.
npm i @aws-sdk/client-bedrock-runtimeResend API
Developer-first email API built for modern applications.
npm i resendTwilio API
Programmable SMS, voice calls, WhatsApp, and video.
npm i twilioSendGrid API
Transactional and marketing email delivery at scale.
npm i @sendgrid/mailPostHog API
Open-source product analytics, session replay, and feature flags.
npm i posthog-nodeMapbox API
Custom maps, navigation, geocoding, and location search.
npm i mapbox-glAmazon SES
Cost-effective high-volume transactional email service.
npm i @aws-sdk/client-sesGoogle Gemini API
Google's multimodal AI models for text, image, and code generation.
npm i @google/generative-aiAWS Cognito
User sign-up, sign-in, and access control for AWS apps.
npm i @aws-sdk/client-cognito-identity-providerDatadog API
Infrastructure monitoring, APM, logs, and security analytics.
npm i @datadog/datadog-api-clientVercel API
Deploy and manage frontend applications and serverless functions.
npm i vercelUpstash API
Serverless Redis, Kafka, and QStash for edge applications.
npm i @upstash/redisLaunchDarkly API
Feature flag management for controlled rollouts and experimentation.
npm i @launchdarkly/node-server-sdkElasticsearch API
Distributed search and analytics engine for all types of data.
npm i @elastic/elasticsearchMistral API
Open-weight and commercial LLMs from Mistral AI.
npm i @mistralai/mistralaiNotion API
Read and write Notion pages, databases, and blocks.
npm i @notionhq/clientMicrosoft Graph API
Access Microsoft 365 data: mail, calendar, files, teams, and users.
npm i @microsoft/microsoft-graph-clientNeon API
Serverless PostgreSQL with branching, autoscaling, and instant provisioning.
npm i @neondatabase/serverlessAuth0 API
Authentication, authorisation, and user management for apps.
npm i auth0GitLab API
Manage projects, pipelines, merge requests, and deployments.
npm i @gitbeaker/restSanity API
Real-time content platform with GROQ query language.
npm i @sanity/clientCloudflare API
CDN, DNS, DDoS protection, Workers, and R2 storage.
npm i cloudflareContentful API
Content delivery and management APIs for structured content.
npm i contentfulHubSpot API
CRM, marketing, sales, and service automation APIs.
npm i @hubspot/api-clientLinear API
Issue tracking and project management with GraphQL API.
npm i @linear/sdkSalesforce API
Access and manage Salesforce CRM data, workflows, and automation.
npm i jsforceMixpanel API
Event analytics with funnels, cohorts, and A/B testing.
npm i mixpanelAmplitude API
Behavioural analytics with user journeys and experimentation.
npm i @amplitude/analytics-nodeGoogle Maps Platform
Maps, geocoding, directions, places, and Street View.
npm i @googlemaps/google-maps-services-jsAbly API
Pub/sub messaging, presence, and real-time data sync.
npm i ablyMailgun API
Email sending, receiving, tracking, and validation.
npm i mailgun.jsCloudinary API
Image and video upload, transformation, optimisation, and delivery.
npm i cloudinaryPostmark API
Fast transactional email delivery with high deliverability.
npm i postmarkPinecone API
Managed vector database for AI similarity search and RAG.
npm i @pinecone-database/pineconeTypesense API
Open-source search engine optimised for instant search.
npm i typesenseWeaviate API
Open-source vector database for semantic search and AI apps.
npm i weaviate-clientDiscord API
Build bots, manage servers, channels, and messages.
npm i discord.jsPlaid API
Connect apps to bank accounts for transactions, balances, and identity.
npm i plaidSegment API
Collect, clean, and route customer data to any tool.
npm i analytics-nodeAWS Rekognition
Image and video analysis: faces, objects, text, and moderation.
npm i @aws-sdk/client-rekognitionConvex API
Reactive backend with real-time queries and serverless functions.
npm i convexPusher API
Real-time WebSocket channels for notifications and live updates.
npm i pusherReplicate API
Run open-source ML models in the cloud with a simple API.
npm i replicateStream API
In-app chat, activity feeds, and video calling.
npm i stream-chatCohere API
Enterprise LLMs for search, generation, and classification.
npm i cohere-aiGoogle Translate API
Translate text between 100+ languages programmatically.
npm i @google-cloud/translateHugging Face Inference API
Run 2M+ open-source models for NLP, vision, audio, and more.
npm i @huggingface/inferenceNetlify API
Deploy sites, manage builds, and configure serverless functions.
npm i netlifyMeilisearch API
Open-source, fast, typo-tolerant search engine.
npm i meilisearchDeepgram API
Real-time and batch speech-to-text with high accuracy.
npm i @deepgram/sdkShopify API
Build apps, manage stores, products, orders, and checkout flows.
npm i @shopify/shopify-apiGoogle Vision API
Image analysis: labels, faces, text (OCR), landmarks, and logos.
npm i @google-cloud/visionAirtable API
Access and manage Airtable bases, tables, and records.
npm i airtableIntercom API
Messaging, live chat, help desk, and customer data platform.
npm i intercom-clientCustomer.io API
Automated messaging based on user behaviour and events.
npm i customerio-nodeX (Twitter) API
Post tweets, read timelines, manage users, and access trends.
npm i twitter-api-v2Azure OpenAI Service
Enterprise access to GPT, DALL-E, and Whisper on Azure.
npm i @azure/openaiAssemblyAI
Speech-to-text, summarisation, sentiment analysis, and content moderation.
npm i assemblyaiOkta API
Enterprise identity management, SSO, and MFA.
npm i @okta/okta-sdk-nodejsMux API
Video hosting, streaming, encoding, and analytics.
npm i @mux/mux-nodePubNub API
Real-time messaging, chat, and IoT data streaming.
npm i pubnubPlanetScale API
Serverless MySQL platform with branching and non-blocking schema changes.
npm i @planetscale/databaseGoogle Analytics Data API
Access Google Analytics 4 reporting data programmatically.
npm i @google-analytics/dataJira API
Manage issues, projects, boards, and workflows in Jira.
npm i jira-clientTwitch API
Access streams, users, chat, and analytics on Twitch.
npm i @twurple/apiDeepL API
High-quality AI translation for 30+ languages.
npm i deepl-nodeMailchimp API
Email campaigns, audiences, automations, and analytics.
npm i @mailchimp/mailchimp_marketingLiveblocks API
Real-time collaboration features: presence, cursors, and comments.
npm i @liveblocks/clientAdyen API
Enterprise payment platform supporting 250+ payment methods worldwide.
npm i @adyen/api-libraryUnsplash API
Access millions of free high-resolution photos.
npm i unsplash-jsMaxMind GeoIP2
IP geolocation databases and web services for fraud detection.
npm i @maxmind/geoip2-nodeElevenLabs API
AI voice generation, text-to-speech, and voice cloning.
npm i elevenlabsSquare API
In-person and online payment processing, inventory, and invoicing.
npm i squareBraintree API
PayPal-owned gateway for cards, PayPal, Venmo, and digital wallets.
npm i braintreeZendesk API
Help desk, ticketing, and customer service automation.
npm i node-zendeskGoogle Ads API
Manage Google Ads campaigns, bidding, and reporting.
npm i google-ads-apiChargebee API
Subscription billing, invoicing, and revenue operations.
npm i chargebeeBrevo (Sendinblue) API
Email, SMS, chat, and marketing automation platform.
npm i @getbrevo/brevoAsana API
Manage tasks, projects, and teams in Asana.
npm i asanaDropbox API
File storage, sharing, and collaboration.
npm i dropboxSerpAPI
Google search results as structured JSON data.
npm i serpapiOneSignal API
Push notifications, in-app messaging, and email.
npm i @onesignal/node-onesignalVonage API
SMS, voice, video, and verification APIs.
npm i @vonage/server-sdkAlchemy API
Web3 development platform for Ethereum and other chains.
npm i alchemy-sdkn8n API
Open-source workflow automation with 400+ integrations.
npm i n8nClerk API
Drop-in auth components with user management and session handling.
npm i @clerk/clerk-sdk-nodeSpotify Web API
Access Spotify music catalogue, playlists, and user data.
npm i spotify-web-api-nodeLemonSqueezy API
Digital product sales with global tax handling.
npm i @lemonsqueezy/lemonsqueezy.jsRecurly API
Subscription management, billing, and revenue recovery.
npm i recurlyPayPal API
Integrate PayPal checkout, subscriptions, and payouts.
npm i @paypal/checkout-server-sdkPaddle API
Payments, tax, and subscriptions as merchant of record.
npm i @paddle/paddle-node-sdkEasyPost API
Multi-carrier shipping API for rates, labels, and tracking.
npm i @easypost/apiGoogle Cloud Natural Language API
Sentiment analysis, entity recognition, and syntax analysis.
npm i @google-cloud/languageShippo API
Multi-carrier shipping with 40+ carriers and store integrations.
npm i shippoAgora API
Ultra-low latency video calling, live streaming, and messaging.
npm i agora-access-tokenWooCommerce REST API
Manage products, orders, and customers on WooCommerce stores.
npm i @woocommerce/woocommerce-rest-apiPexels API
Free stock photos and videos for any project.
npm i pexelsPlivo API
SMS and voice APIs, often cheaper than Twilio.
npm i plivoMoralis API
Web3 data APIs for NFTs, tokens, wallets, and DeFi.
npm i moralisPolygon.io API
Real-time and historical market data for stocks, options, crypto, and forex.
npm i @polygon.io/client-jsReddit API
Access posts, comments, subreddits, and user data.
npm i snoowrapCoinGecko API
Crypto prices, market data, and exchange information.
npm i coingecko-apiAlpaca API
Commission-free stock and crypto trading API.
npm i @alpacahq/alpaca-trade-apiAmadeus API
Flight search, booking, hotel search, and travel insights.
npm i amadeusBinance API
Crypto exchange trading, market data, and account management.
npm i binanceFauna API
Distributed document-relational database with native GraphQL.
npm i faunaNewsAPI
Search worldwide news articles from 150,000+ sources.
npm i newsapiOpen Exchange Rates
Real-time and historical exchange rates for 170+ currencies.
npm i open-exchange-ratesCoinbase API
Crypto trading, wallets, payments, and real-time market data.
npm i coinbaseAlpha Vantage API
Free stock, forex, and crypto market data and indicators.
npm i alphavantageipinfo.io
IP address geolocation, ASN, company, and privacy detection.
npm i ipinfoClarifai API
Image and video recognition for visual search, face detection, and moderation.
npm i clarifai-nodejsStability AI API
Stable Diffusion models for image generation and editing.
npm i stability-aiDigitalOcean API
Manage droplets, databases, Kubernetes, and storage.
npm i digitalocean-jsWise API
International money transfers and multi-currency accounts.
HERE API
Location services, routing, traffic, and fleet management.
OpenStreetMap / Nominatim
Free open-source geocoding and reverse geocoding.
Docker Hub API
Manage container images, repositories, and automated builds.
npm Registry API
Search, publish, and manage JavaScript packages.
Postman API
API testing, documentation, monitoring, and collaboration.
Yodlee API
Financial data aggregation for bank accounts and transactions.
MX API
Financial data connectivity and money management tools.
Fly.io API
Deploy apps globally at the edge with built-in orchestration.
Meta Graph API
Access Facebook and Instagram data, pages, ads, and insights.
Instagram API
Access Instagram business accounts, media, and insights.
LinkedIn API
Access profiles, companies, posts, and job listings.
TikTok API
Content publishing, user data, and video insights for TikTok.
YouTube Data API
Search videos, manage channels, playlists, and comments.
Pinterest API
Manage pins, boards, and access Pinterest analytics.
Snapchat Marketing API
Manage Snap ads, audiences, and campaign analytics.
Google Custom Search API
Programmable search engine for custom web and image search.
OpenWeatherMap API
Current weather, forecasts, historical data, and weather maps.
WeatherAPI
Real-time weather, forecasts, astronomy, and sports weather.
REST Countries API
Country data including population, languages, currencies, and flags.
NASA APIs
Astronomy picture of the day, Mars rover photos, and satellite imagery.
Abstract API
Email validation, IP geolocation, VAT, phone, and holiday APIs.
Clearbit API
Company and person enrichment, lead scoring, and prospecting.
New Relic API
Full-stack observability with APM, infrastructure, and logs.
Grafana API
Dashboard management, alerting, and data source configuration.
Daily.co API
WebRTC video and audio calling API for apps.
Wowza Streaming API
Enterprise live streaming and video-on-demand infrastructure.
FedEx API
Shipping rates, tracking, labels, and pickup scheduling.
USPS Web Tools API
US postal rates, tracking, address verification, and labels.
DHL API
International shipping, tracking, and customs documentation.
Zapier API
Connect and automate workflows across 6,000+ apps.
Make (Integromat) API
Visual workflow automation connecting hundreds of services.
Google Sheets API
Read, write, and format Google Sheets data programmatically.
Google Calendar API
Create, read, and manage calendar events and schedules.
Whisper API (OpenAI)
Speech-to-text transcription and translation.
DALL-E API (OpenAI)
Generate and edit images from text prompts.
Twilio Verify
Phone verification via SMS, voice, email, and TOTP.
reCAPTCHA API
Protect sites from spam and abuse with CAPTCHA challenges.
Turnstile (Cloudflare)
Privacy-preserving CAPTCHA alternative from Cloudflare.
PagerDuty API
Incident response, alerting, and on-call management.
CircleCI API
Manage CI/CD pipelines, builds, and deployments.
Terraform Cloud API
Manage Terraform workspaces, runs, and state remotely.
Twilio SendGrid Marketing
Marketing email campaigns, templates, and contact management.
Codeium / Windsurf API
Free AI code completion for 70+ languages.
Freshdesk API
Ticketing, knowledge base, and customer support automation.
Google Places API
Place search, details, photos, and autocomplete.
Foursquare Places API
Location data, place search, and venue information.
Booking.com API
Search and book hotels, apartments, and accommodation.
Yelp Fusion API
Business search, reviews, and local business data.
CoinMarketCap API
Cryptocurrency market cap rankings, prices, and charts.
Etherscan API
Ethereum blockchain explorer data: transactions, balances, and tokens.
Wolfram Alpha API
Computational knowledge engine for math, science, and data.
Have I Been Pwned API
Check if email or password has been in a data breach.
VirusTotal API
Scan files, URLs, and domains for malware and threats.
Snyk API
Find and fix vulnerabilities in code, dependencies, and containers.
Railway API
Deploy apps and databases with instant provisioning.