BIG LIST OF WEBSITES

List of Top Websites on Apis

Top 250 Websites on APIS

Download the Top 250 Websites to PDF

Last updated on Mar 1 2021.
Here are the best websites we found: stripe.com • kite.trade • nexmo.com • exotel.com • aspose.com • sendwyre.com • hypto.in • telesign.com • apollographql.com

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Url
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Stripe logo. Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes, including fraud prevention, and subscription management. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
Alexa Rank
2,376
Kite Connect – REST-like HTTP trading APIs for individual traders and startups. Kite Connect is a set of HTTP/JSON stock trading and broker APIs, embeddable trade buttons, and a minimalistic HTML5 trading platform.
Alexa Rank
73,536
Communications APIs | Vonage. Vonage APIs (formerly Nexmo) offers communications APIs, a global platform and expert support—empowering you to create exceptional customer experiences.
Alexa Rank
104,710
Exotel - Cloud Communication APIs for Calls, SMS, Authentication. The most reliable cloud communication company providing the best in class APIs for voice, messages, and user verification. Solutions include number masking, IVRS, cloud PBX, virtual phone numbers, call software, SMS and call automation. Trusted by 2500+ businesses globally.
Alexa Rank
24,755
File Format APIs for Word Excel PDF Email PowerPoint Barcode Images OCR Note & 3D. .NET Java Cloud SharePoint Android SSRS and JasperReports file format APIs for developers. Integrate in any enterprise level web desktop and mobile application
Alexa Rank
49,914
Wyre | Payment APIs to launch your business faster. Wyre provides world-class Payment APIs. From accepting card payments to sending global payouts, our APIs help you launch in hours, not months.
Alexa Rank
66,709
Hypto – Best Payouts, Fund Transfer and Banking APIs in India. Banking and fund transfer platform in India | Hypto provides the best fund transfer and payment APIs in India with highest success rate at cheapest cost and instant onboarding.
Alexa Rank
120,888
TeleSign CPaaS, SMS & Phone Number Verification APIs. APIs Delivering Global Verification and Programmable Communications as a service. SMS, Voice and phone number intelligence solutions. Get started now.
Alexa Rank
36,801
Apollo GraphQL | Apollo Data Graph Platform— unify APIs, microservices, and databases into a data graph that you can query with GraphQL. Apollo Data Graph Platform— unify APIs, microservices, and databases into a data graph that you can query with GraphQL
Alexa Rank
19,678
Polygon.io - Stock Market Data APIs. Free stock data APIs. Real time and historical data, unlimited usage, tick level and aggregate granularity, in standardized JSON and CSV formats. Plus currencies data, including forex, crypto, and more.
Alexa Rank
40,001
GrapeCity Developer Solutions | .NET Controls | .NET Reports | JavaScript Controls | Spreadsheets | Document APIs. GrapeCity Developer Solutions product lines include Documents, document APIs for Excel and PDF; ComponentOne, a collection of .NET and Xamarin UI controls; ActiveReports, a complete .NET reporting solution; Spread, a collection of .NET and JavaScript spreadsheet solutions; and Wijmo, a complete library of JavaScript UI controls for Angular, AngularJS, React, and Vue.
Alexa Rank
54,175
Communication APIs, Contact Center, Business Phone, VoIP | Vonage. Vonage offers flexible and scalable voice, messaging, video and data capabilities across Unified Communications, Contact Centers and Communications APIs.
Alexa Rank
54,456
Realtime Communication APIs for Chat, Notifications, Geolocation, and Collaboration | PubNub. Leverage the power of hosted realtime APIs to build and augment connected experiences including in-app chat, mapping, device control and more on a massive scale.
Alexa Rank
73,239
Free Stock APIs in JSON & Excel | Alpha Vantage. Alpha Vantage offers free stock APIs in JSON and CSV formats for realtime and historical equity, forex, cryptocurrency data and over 50 technical indicators. Supports intraday, daily, weekly, and monthly quotes and technical analysis with chart-ready time series.
Alexa Rank
85,219
Travel Solutions | Travel Website | Travel APIs | Online Booking System. Travelopro provides online travel booking solution and APIs for flights, hotels, cars , transfers, sightseeing etc. and can manage own inventory products of travel agency. It eliminates manual processing tasks.
Alexa Rank
89,285
Hasura | Instant GraphQL APIs for your data | Join data across databases, GraphQL & REST services to build powerful modern applications. Hasura gives you instant GraphQL APIs on your data sources. Point Hasura to your preferred internal and external data sources, setup relationships and security rules on your data models across sources and get a managed unified GraphQL API to build modern applications, instantly.
Alexa Rank
121,565
WhatsApp Business CRM & Business APIs. Provide seamless customer experience on WhatsApp with WhatsApp Business Web App. WATI is WhatsApp's Official Business Partner for WhatsApp CRM Business Accounts
Alexa Rank
35,571
Telegram APIs
Alexa Rank
90,403
Nordic APIs. The number one place for information and resources on API technology and business. Ebooks, events, blog posts, and much much more! Come and check us out
Alexa Rank
103,393
Document Manipulation and Management APIs for .NET and Java Applications. GroupDocs offers .NET & Java libraries to let developers view, compare, annotate, sign and convert, compare & merge over 50 popular document formats in your own app.
Alexa Rank
105,046
Finnhub - Free APIs for realtime stock, forex, and cryptocurrency. Stock API, company fundamentals, economic data, and alternative data.. Finnhub - Free stock API for realtime market data, global company fundamentals, economic data, and alternative data.
Alexa Rank
36,059
Transactional Email API Service For Developers | Mailgun. Powerful Transactional Email APIs that enable you to send, receive, and track emails, built with developers in mind. Learn more today!
Alexa Rank
6,613
Geo-location APIs  |  Google Maps Platform  |  Google Cloud. Choose Google Maps Platform to create immersive location experiences and make better business decisions with accurate real time data & dynamic imagery.
Alexa Rank
59,622
ApisCP · A modern hosting platform | Apis Networks. ApisCP, a full-stack hosting platform for modern websites
Alexa Rank
87,069
Africa’s Talking – Communication & Payments APIs for Africa. A unified API platform for software developers in Africa building SMS, USSD, Voice, Payments and Airtime applications
Alexa Rank
89,289
Styling Wizard: Google Maps APIs. Customize colors, roads, labels, and more. Then use your custom style in your Google Maps Platform project.
Alexa Rank
95,838
Push Nachrichten. News und Foren zu Computer, IT, Wissenschaft, Medien und Politik. Preisvergleich von Hardware und Software sowie Downloads bei Heise Medien.
Alexa Rank
6,038
Simplescraper — Scrape Websites and turn them into APIs. Web scraping made easy — a powerful and free Chrome extension for scraping websites in your browser, automated in the cloud, or via API. No code required.
Alexa Rank
100,822
Mercure.rocks: Real-time APIs Made Easy. Mercure is a protocol allowing to push data updates to web browsers and other HTTP clients in a convenient, fast, reliable and battery-efficient way.
Alexa Rank
106,065
The fastest way to integrate APIs and run code - Pipedream. Pipedream is where developers create and share data related projects. Discover and fork projects across thousands of sources and destinations.
Alexa Rank
107,956
Best Communication Platform for your Business | MSG91. MSG91 is one of the finest communication platforms that provide businesses to integrate themselves with SMS APIs, e-mail APIs, voice call APIs, etc.
Alexa Rank
7,451
Hoss | Hoss. Hoss tracks and manages the APIs companies consume. API integrations come with inherent challenges, and the consequences of even one API failure can be significant. Hoss provides a simple, easy-to-use solution that gives teams full visibility into the third-party APIs they use, provides data privacy controls and increases reliability and performance to make sure integrations are robust and applications are kept running smoothly.
Alexa Rank
51,665
Clearbit - B2B Lead Data Enrichment, Qualification & Scoring | Company Lookup | Account Based Marketing | Form Autofill Solutions. Grow your business with marketing and sales built on detailed data from Clearbit. Discover powerful products and APIs to increase and close quality leads.
Alexa Rank
8,952
Postman | The Collaboration Platform for API Development. Postman makes API development easy. Our platform offers the tools to simplify each step of the API building process and streamlines collaboration so you can create better APIs faster.
Alexa Rank
9,400
The Simple Shipping API - EasyPost. EasyPost's best-in-class Shipping APIs provide end-to-end flexibility and more control over parcel shipping and logistics processes for anyone shipping online.
Alexa Rank
10,238
The Most Powerful & Flexible Video Platform | JW Player. JW Player is the most powerful & flexible video platform powered by the fastest, most-used HTML5 online video player.
Alexa Rank
9,242
Conekta | Hacemos que todos en México puedan pagar en línea. Somos un ecosistema de pagos en línea, transferencia y pagos en efectivo. Integra Plugins y APIs a tu negocio o ecommerce para acercarte a todo México.
Alexa Rank
13,194
Platform for API Design, Development & Documentation | Apiary. Apiary provides the leading API-First platform designed specifically to help companies accelerate and control the design, development, and documentation of APIs.
Alexa Rank
13,858
Textlocal: India's #1 Bulk SMS Service | Send & Receive SMS Online. Send Smarter Bulk SMS Promotions, Instant OTPs & Alerts via Web Portal, APIs, or Plugins. Trusted by 225,000+ Businesses. Rated 4.8/5. Try Now!
Alexa Rank
13,936
Europe PMC. Europe PMC is an archive of life sciences journal literature.
Alexa Rank
8,823
arrobaMail.com. arrobaMail.com es una plataforma Web profesional de eMail Marketing que ofrece envíos masivos desde remitentes certificados, gestión de suscriptores, automatización de envíos y mantenimiento de listas, integración mediante APIs, plantillas editables y mucho más.
Alexa Rank
73,596
Decentro - API platform for banking integrations. Simple & automated API platform for banking integrations in India and Asia. Open banking APIs to launch your products 10X faster
Alexa Rank
114,846
Mapbox. An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.
Alexa Rank
20,734
BlockCypher - Bitcoin and Blockchain Web Services. Build blockchain applications easily with our web APIs and callbacks. High throughputs, linear scaling, low-latency. Over 99.99% uptime with no single point of failure.
Alexa Rank
21,247
Pusher | Leader In Realtime Technologies. Pusher empowers developers with APIs to create collaboration & communication features in their web and mobile apps.
Alexa Rank
32,449
Application Load Testing Tools for API Endpoints with loader.io. Free tool for web application load testing that allows for the simulation of concurrent connections to your web application's APIs
Alexa Rank
32,727
Acunetix | Web Application Security Scanner. Acunetix is an end-to-end web security scanner that offers a 360 view of an organization’s security. Allowing you to take control of the security of all you web applications, web services, and APIs to ensure long-term protection. Acunetix’s scanning engine is globally known and trusted for its unbeatable speed and precision.
Alexa Rank
36,477
Wistia. Iframely gives you simple APIs to have all the Web's best media on your site and on all your users' devices.
Alexa Rank
41,826
Omise: Payment Gateway for Asia. Omise is a payment gateway for Thailand, Japan and Singapore; providing both online and offline payment solutions to merchants - from startups to large enterprises. Our powerful features include: acceptance of credit and debit cards from major card networks, internet banking, bill payment, Alipay, link payment, and multi-currency support. We offer sandboxed test accounts, online registration and eKYC, and fast live account activation. We also provide plugins for major e-commerce platforms, restful APIs for various programming languages, and SDKs for mobile payment platforms.
Alexa Rank
42,235
#1 Domain, Whois, IP, DNS, and Cyber Threat Intelligence Provider | WhoisXML API. WhoisXML API delivers Domain & IP intelligence data feeds, APIs, and research & monitoring tools for enhanced enterprise security and data-driven business operations since 2010.
Alexa Rank
46,002
Bulk SMS Hyderabad, Bulk SMS Service Providers in Hyderabad, Bulk SMS Services - bulksmsgateway.in. Bulk SMS Gateway is the best Bulk SMS Provider in Hyderabad and across India offering bulk sms services at best prices with reliable Gateways and APIs.
Alexa Rank
46,739
RapidAPI - The Next Generation API Platform. Use RapidAPI to Find, Connect, & Share 1000s of APIs using our Multi-cloud platform. Improve Developer Experience with API Design, Testing, Monitoring, & More!
Alexa Rank
50,469
The Advanced Shipment and Package Tracking Software | Shipway. Shipway: The all in one shipment and package tracking tool & tracking APIs for eCommerce. Supports 500+ couriers worldwide. Used for Track and notify, Branded tracking page, NPS.
Alexa Rank
50,479
Retool | Build internal tools, remarkably fast.. Retool is the fast way to build internal tools. Drag-and-drop our building blocks and connect them to your databases and APIs to build your own tools, instantly. Connects with Postgres, REST APIs, GraphQL, Firebase, Google Sheets, and more. Built by developers, for developers. Trusted by startups and Fortune 500s. Sign up for free.
Alexa Rank
51,125
Developer How-to''s & Live Presentations. The leading source of news & information about APIs, chronicling the evolution of the global API economy & providing the web’s most relied-on API Directory
Alexa Rank
52,338
Strapi - Open source Node.js Headless CMS 🚀. Strapi is the next-gen headless CMS, open-source, javascript, enabling content-rich experiences to be created, managed and exposed to any digital device.
Alexa Rank
24,715
SwaggerHub | API Design and Documentation with OpenAPI. Join the world''s home for REST APIs. Design fast and generate documentation automatically with the OpenAPI Specification.
Alexa Rank
57,326
Find us on GitHub. Prisma is a next-generation ORM that can be used to build GraphQL servers, REST APIs, microservices & more.
Alexa Rank
57,465
Kong: Next-Generation API platform for Microservices. Kong is the world's most popular open source microservice API gateway. Use Kong to secure, manage and orchestrate microservice APIs.
Alexa Rank
58,352
. On Demand Financial APIs | Instant access to millions of datapoints in JSON format
Alexa Rank
59,599
Slim Framework - Slim Framework. Slim is a PHP micro framework that helps you quickly write simple yet powerful web applications and APIs.
Alexa Rank
60,706
Suite of 5 keyword tools, focused only on keyword research. Keyword Keg''s 5 keyword tools: Find Keywords (get data from 11 APIs), Import Keywords, Related Keywords, People Also Ask For Keywords & Merge Words.
Alexa Rank
60,758
Google Sheets and Apps Script Tutorials and Online Courses. Beginner to advanced tutorials covering Google Sheets, Apps Script, data analysis, automation and APIs. Learn new skills today!
Alexa Rank
61,810
Social Data from Millions of Sources - Twingly. Twingly monitor millions of sources online and provide social data through easy integrated APIs.
Alexa Rank
62,978
home_networks_bg. Affluent takes all of your affiliate marketing data and puts it one dashboard. Affluent's analytics, alerting, and APIs offer unparalleled insights into your data.
Alexa Rank
64,782
Arrow Icon. Address Verification for USPS & International Addresses. Try our easy-to-use APIs, list processing tools and more.
Alexa Rank
65,496
3D Maps and Indoor Mapping Platform | WRLD3D. Create immersive 3D maps of the world, including cities, buildings, or campuses with WRLD. With our 3D mapping and indoor mapping tools, you can create your own indoor map for smart buildings and digital twin solutions. Connect IoT platforms for quicker insights, and use WRLD SDKs and APIs for seamless integration with your apps.
Alexa Rank
66,280
Retool | Build internal tools, remarkably fast.. Retool is the fast way to build internal tools. Drag-and-drop our building blocks and connect them to your databases and APIs to build your own tools, instantly. Connects with Postgres, REST APIs, GraphQL, Firebase, Google Sheets, and more. Built by developers, for developers. Trusted by startups and Fortune 500s. Sign up for free.
Alexa Rank
67,602
Load Testing & Website Performance Tools - LoadView. Real browser-based load testing for websites, web apps, and APIs. Generate user traffic from around the world to gain insight into system performance.
Alexa Rank
68,766
Enterprise SMS Solutions - Best Bulk SMS Service Provider In India. 2Factor Provides Reliable SMS APIs for Sending Bulk Sms,Transactional SMS, Promotional SMS & SMS OTP (Two Factor Authentication) For Phone Veification
Alexa Rank
71,847
Symfony, High Performance PHP Framework for Web Development. Symfony is a set of reusable PHP components and a PHP framework to build web applications, APIs, microservices and web services.
Alexa Rank
73,175
Data Axle. Data Axle's proprietary platform gives you access to our premium enhanced and cleansed data through our products, APIs, and integrations - the choice is yours.
Alexa Rank
75,536
GST Suvidha Provider | GST Return Filing | Masters India. We are a licensed GST Suvidha Provider (GSP) in India. As a leading GSP, we are offering GST billing and Compliance Solution as well as GST APIs for Businesses.
Alexa Rank
76,090
Twitter Developers. Discussion forums for developers using the Twitter platform and APIs
Alexa Rank
77,522
ScrapingBot • Web Scraping API - Extract HTML content. Scraping Bot offers powerful web scraping API to extract HTML content without getting blocked. Specific APIs to collect data : Retail, Real Estate and more
Alexa Rank
83,323
Tradier | Financial Technology and Brokerage Services. Tradier is changing the way brokerage services are delivered. Tradier is a technology-focused, financial services, cloud provider that offers a widely adopted API solution to power trading applications, trading software, developers, and investors. Tradier''s solution features an innovative set of fully hosted APIs, modules and ''out of the box'' tools that are used by a growing list of providers looking for a brokerage partner to provide trading.
Alexa Rank
85,770
Flowroute - SIP Trunking, Voice, and Messaging Solutions. Flowroute provides direct access to telephony resources - such as calling, messaging (SMS & MMS), call routing, SIP Trunking and Communication APIs.
Alexa Rank
86,653
Gig Wage - Instant Payments for 1099 Independent Contractors | 1099 Payroll. Instant payouts for 1099 contractors. Easy contractor payroll. 1099 Payments & Payroll APIs. Stay compliant with Gig Wage.
Alexa Rank
90,605
Advanced Communications Platform | SignalWire. An elastic cloud platform offering easy-to-use and disruptively-priced Voice, SMS, and Video APIs. Engineered by the pioneers of programmable…
Alexa Rank
92,223
IdeaMart. Ideamart is a platform presented by Dialog Axiata PLC to developers and content providers to use the Dialog network based features via shared APIs and monetize their efforts. The platform allows developers to use features based on Idea Pro, where the scripts to APIs are shared for them to create applications, whereas, Idea Apps comprise of pre-loaded applications for a content provider. The AllApps Appstore presents the applications that are published for the benefit of the general public.
Alexa Rank
104,242
Fraud Prevention | Detect Fraud | Fraud Protection | Prevent Fraud with IPQS. Prevent fraud confidently with IPQS free anti-fraud solutions including proxy detection & email validation. IPQS fraud prevention tools detect high risk users, clicks, and payments to prevent abusive behavior in real-time.
Alexa Rank
31,679
API Management  |  Apigee  |  Google Cloud. Apigee, part of Google Cloud, helps leading companies design, secure, and scale application programming interfaces (APIs). Try Apigee Edge for free.
Alexa Rank
113,368
AnyAPI. Documentation and Test Consoles for over 1400 Public APIs
Alexa Rank
116,224
Payment Solution for businesses in Singapore - Xfers. Xfers provides various payment solutions for businesses. Start accepting payments online now. A Major Payment Institution licensed by the Monetary Authority of Singapore for the provision of e-money issuance services. Developer-friendly APIs. Easy-to-use.
Alexa Rank
117,120
Zonos - Cross-border ecommerce software and apps for landed cost. Zonos, decoding cross border by simplifying international ecommerce, landed cost and shipping with duty and tax software, apps, plugins and APIs. Zonos provides merchants with the tools to create the perfect international shopping experience for global customers.
Alexa Rank
124,749
RunJS - Write and run JavaScript instantly. A modern JavaScript playground, with Node and browser APIs and support for Babel and TypeScript. Write JavaScript and get instant feedback as you type.
Alexa Rank
125,463
okta_logo. OAuth 2.0 is the modern standard for securing access to APIs. OAuth 2.0 Simplified is a guide to building an OAuth 2.0 server. Through high-level
Alexa Rank
125,407
Stream Logo. Scalable & Fast API for building social networks, activity feeds,activity streams and chat apps.
Alexa Rank
56,250
Bedigit - High Performance Apps Development. We create Web & Mobile applications with Laravel, Vue & React. We love developing innovative solutions. LaraClassified, JobClass, Laravel, VueJs, ReactJs. Browse Suitable Help. Documentation & Knowledge-base. Online Documentation.
Alexa Rank
65,511
API Design & Documentation Management | Designing & Building OpenAPIs. Using Stoplight you can create OpenAPI descriptions, documentation, mock servers much faster than other API tools, with no specialized knowledge required in one centralized platform.
Alexa Rank
67,965
Cloud Communication Platform | SMS, Voice & WhatsApp | unifonic. A multichannel cloud communication platform that offers a single API for SMS, voice and other messaging apps to enhance customer experience.
Alexa Rank
71,347
Asia''s First Neobanking platform for SMBs & Startups| Open. Open is a neobanking platform that allows businesses to create GST invoices, send & receive payments, manage cash-flows, & automate payment reconciliations, all in one place.
Alexa Rank
73,516
Weblantropia - Revista sobre temas de diseño y desarrollo Web.. Revista sobre temas de diseño y desarrollo Web.
Alexa Rank
72,936
EBooksWorld - دانلود کتاب زبان اصلی برنامه نویسی و کامپیوتر
Alexa Rank
87,082
Gupshup - Bot Builder Platform. gupshup.io provides a platform for developers to build bots for SMS, Twitter, Slack, WeChat, Teamchat and others with a unified API, build messaging services,use advanced developer tools for mesaging with a unified API. Embed smart messaging into your app and website for a seamlessly integrated user experience
Alexa Rank
29,854
The Trade Desk | Media For Humankind‎. Our mission is to transform media for the benefit of humankind. How? By helping brands deliver a more insightful & relevant ad experience. Learn more.
Alexa Rank
30,468
Light Reading. Light Reading is for communications industry professionals who are developing and commercializing services and networks using technologies, standards and devices such as 4G, smartphones, SDN, network virtualization, 100G optical, IP, Ethernet, Big Data, FTTH, DOCSIS and video platforms.
Alexa Rank
67,966
Video API: Fully Programmable and Customizable | Vonage. Leverage the WebRTC-based Vonage Video API to create rich mobile and web customer experiences globally through interactive live video calls. Learn more.
Alexa Rank
78,346
Smarter Product Data - Pinto. Pinto is a smarter product database. We provide companies with the deep product data needed to relay rich and relevant information to their customers, personalize their inventories across today’s consumer needs, and power their entire business. No product database is smarter or more complete.
Alexa Rank
115,627