The Business APIs List

All Categories

Total (92)

Apache Superset

HTTPS CORS Auth: apiKey

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CarbonSutra

HTTPS CORS Auth: apiKey

CarbonSutra simplifies the calculation of Scope 1/2/3/ emissions for organizations. It calculates carbon emissions through API calls, backed by transparent data sources and algorithms. The data results can be directly used to measure the footprint, bypassing the complexity of the calculations. Use it to estimate emissions of fuel combustion, electricity consumption, owned vehicle, hotel stay and flight travel.
CBE API

HTTPS Auth: apiKey

Discover the documentation for the API and how to use it.
Charity Search

Auth: apiKey

Non-profit charity data
Clearbit Logo

HTTPS Auth: apiKey

Visit our API documentation to learn more about our business API endpoints and how to use them.
Domain (LabStack)

HTTPS CORS Auth: apiKey

Search domain for availability, lookup DNS & whois record of a domain
Domainsdb.info

HTTPS Auth: No

Registered domain names search checks the lists of registered domains for names containing particular words/phrases/numbers or symbols.
Freelancer

HTTPS Auth: OAuth

Task humans from software. Hire in any profession you can think of using our API, on demand–developers, designers, photographers, copywriters, delivery people, manufacturers and more.
Gmail

HTTPS Auth: OAuth

Integrate your service with Gmail.
Google Analytics

HTTPS Auth: OAuth

Collect, configure, and analyze your data to reach the right audience.
Instatus

HTTPS Auth: apiKey

Instatus Help
MailboxValidator

HTTPS Auth: apiKey

MailboxValidator provides single email validation API that checks if an email address is valid and exists.
Mailchimp

HTTPS Auth: apiKey

Find all the Mailchimp API documentation and tools developers need to send marketing and transactional emails.
mailgun

HTTPS Auth: apiKey

Powerful Transactional Email APIs that enable you to send, receive, and track emails, built with developers in mind. Learn more today!
mailjet

HTTPS Auth: apiKey

Streamline your emailing and boost your sales with Mailjet. We serve all your email and SMS needs with one simple and powerful service.
Makini

HTTPS Auth: apiKey

With Makini, you can connect to CMMS systems of your own or your customers easily, using one simple unified API. Powered by Stoplight.
markerapi

Auth: No

Use our trademark search API to search the US trademarks database (USPTO) based on a search string. Our API allows search by serial number, trademark, upcoming expiration date, and product/service description.
ORB Intelligence

HTTPS Auth: apiKey

Company lookup
Redash

HTTPS CORS Auth: apiKey

Access your queries and dashboards on Redash
Smartsheet

HTTPS Auth: OAuth

Allows you to programmatically access and Smartsheet data and account information
Square

HTTPS Auth: OAuth

Square APIs enable you to accept payments securely and integrate your app with Square’s first party product ecosystem. Build full-featured business apps for yourself or millions of Square sellers.
SwiftKanban

HTTPS Auth: apiKey

This document describes the list of SwiftKanban Web services interface definitions that are available for enterprises to integrate with SwiftKanban. We
Tenders in Hungary

HTTPS Auth: No

Get data for procurements in Hungary in JSON format
Tenders in Poland

HTTPS Auth: No

Get data for procurements in Poland in JSON format
Tenders in Romania

HTTPS Auth: No

Get data for procurements in Romania in JSON format
Tenders in Spain

HTTPS Auth: No

Get data for procurements in Spain in JSON format
Tenders in Ukraine

HTTPS Auth: No

Get data for procurements in Ukraine in JSON format
Tomba email finder

HTTPS CORS Auth: apiKey

Tomba is the leading solution to find and verify professional email addresses. Start using Tomba and connect with the people that matter for your business.
Trello

HTTPS Auth: OAuth

Boards, lists and cards to help you organize and prioritize your projects