Best Free APIs Directory
Find free APIs for AI, weather, finance, and development projects in our curated directory.
The Best Free APIs for Developers
Find the perfect free API for your next project. Our curated directory features hundreds of free APIs across AI, weather, finance, and developer tools - all verified to offer genuine free tiers without credit card requirements.
Whether you need AI APIs for natural language processing, Weather APIs for forecasts and historical data, Finance APIs for stock and crypto data, or Developer APIs for GitHub integration and more - we have you covered.
Pro tip: Each API card includes a copy button for the endpoint URL. Click to copy and integrate into your projects quickly.
Showing 49-96 of 1467 APIs
Google Safe Browsing
Anti-Malware
Google Safe Browsing is an API listed in the Anti-Malware category that provides access to google Link/Domain Flagging. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Google Safe Browsing a useful integration candidate when a project needs google Link/Domain Flagging through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
MalDatabase
Anti-Malware
MalDatabase is an API listed in the Anti-Malware category that provides access to provide malware datasets and threat intelligence feeds. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes MalDatabase a useful integration candidate when a project needs provide malware datasets and threat intelligence feeds through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
MalShare
Anti-Malware
MalShare is an API listed in the Anti-Malware category that provides access to malware Archive / file sourcing. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as No. This makes MalShare a useful integration candidate when a project needs malware Archive / file sourcing through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
MalwareBazaar
Anti-Malware
MalwareBazaar is an API listed in the Anti-Malware category that provides access to collect and share malware samples. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes MalwareBazaar a useful integration candidate when a project needs collect and share malware samples through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Metacert
Anti-Malware
Metacert is an API listed in the Anti-Malware category that provides access to metacert Link Flagging. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Metacert a useful integration candidate when a project needs metacert Link Flagging through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
NoPhishy
Anti-Malware
NoPhishy is an API listed in the Anti-Malware category that provides access to check links to see if they're known phishing attempts. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes NoPhishy a useful integration candidate when a project needs check links to see if they're known phishing attempts through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Phisherman
Anti-Malware
Phisherman is an API listed in the Anti-Malware category that provides access to IP/domain/URL reputation. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Phisherman a useful integration candidate when a project needs IP/domain/URL reputation through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Scanii
Anti-Malware
Scanii is an API listed in the Anti-Malware category that provides access to simple REST API that can scan submitted documents/files for the presence of threats. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes Scanii a useful integration candidate when a project needs simple REST API that can scan submitted documents/files for the presence of threats through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
URLhaus
Anti-Malware
URLhaus is an API listed in the Anti-Malware category that provides access to bulk queries and Download Malware Samples. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes URLhaus a useful integration candidate when a project needs bulk queries and Download Malware Samples through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
URLScan.io
Anti-Malware
URLScan.io is an API listed in the Anti-Malware category that provides access to scan and Analyse URLs. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes URLScan.io a useful integration candidate when a project needs scan and Analyse URLs through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
VirusTotal
Anti-Malware
VirusTotal is an API listed in the Anti-Malware category that provides access to virusTotal File/URL Analysis. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes VirusTotal a useful integration candidate when a project needs virusTotal File/URL Analysis through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Web of Trust
Anti-Malware
Web of Trust is an API listed in the Anti-Malware category that provides access to IP/domain/URL reputation. It is intended for developers who want to integrate this type of anti-malware data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Web of Trust a useful integration candidate when a project needs IP/domain/URL reputation through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Améthyste
Art & Design
Améthyste is an API listed in the Art & Design category that provides access to generate images for Discord users. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Améthyste a useful integration candidate when a project needs generate images for Discord users through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Art Institute of Chicago
Art & Design
Art Institute of Chicago is an API listed in the Art & Design category that provides access to art. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes Art Institute of Chicago a useful integration candidate when a project needs art through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Colormind
Art & Design
Colormind is an API listed in the Art & Design category that provides access to color scheme generator. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable. This makes Colormind a useful integration candidate when a project needs color scheme generator through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
ColourLovers
Art & Design
ColourLovers is an API listed in the Art & Design category that provides access to get various patterns, palettes and images. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable. This makes ColourLovers a useful integration candidate when a project needs get various patterns, palettes and images through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Cooper Hewitt
Art & Design
Cooper Hewitt is an API listed in the Art & Design category that provides access to smithsonian Design Museum. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Cooper Hewitt a useful integration candidate when a project needs smithsonian Design Museum through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Dribbble
Art & Design
Dribbble is an API listed in the Art & Design category that provides access to discover the world’s top designers & creatives. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies OAuth as the authentication method; HTTPS support is listed as available. This makes Dribbble a useful integration candidate when a project needs discover the world’s top designers & creatives through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
EmojiHub
Art & Design
EmojiHub is an API listed in the Art & Design category that provides access to get emojis by categories and groups. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes EmojiHub a useful integration candidate when a project needs get emojis by categories and groups through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Europeana
Art & Design
Europeana is an API listed in the Art & Design category that provides access to european Museum and Galleries content. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Europeana a useful integration candidate when a project needs european Museum and Galleries content through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Harvard Art Museums
Art & Design
Harvard Art Museums is an API listed in the Art & Design category that provides access to art. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as unavailable. This makes Harvard Art Museums a useful integration candidate when a project needs art through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Icon Horse
Art & Design
Icon Horse is an API listed in the Art & Design category that provides access to favicons for any website, with fallbacks. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes Icon Horse a useful integration candidate when a project needs favicons for any website, with fallbacks through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Iconfinder
Art & Design
Iconfinder is an API listed in the Art & Design category that provides access to icons. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Iconfinder a useful integration candidate when a project needs icons through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Icons8
Art & Design
Icons8 is an API listed in the Art & Design category that provides access to icons (find "search icon" hyperlink in page). It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Icons8 a useful integration candidate when a project needs icons (find "search icon" hyperlink in page) through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Lordicon
Art & Design
Lordicon is an API listed in the Art & Design category that provides access to icons with predone Animations. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes Lordicon a useful integration candidate when a project needs icons with predone Animations through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Metropolitan Museum of Art
Art & Design
Metropolitan Museum of Art is an API listed in the Art & Design category that provides access to met Museum of Art. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as No. This makes Metropolitan Museum of Art a useful integration candidate when a project needs met Museum of Art through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Noun Project
Art & Design
Noun Project is an API listed in the Art & Design category that provides access to icons. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies OAuth as the authentication method; HTTPS support is listed as unavailable. This makes Noun Project a useful integration candidate when a project needs icons through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
PHP-Noise
Art & Design
PHP-Noise is an API listed in the Art & Design category that provides access to noise Background Image Generator. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes PHP-Noise a useful integration candidate when a project needs noise Background Image Generator through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Pixel Encounter
Art & Design
Pixel Encounter is an API listed in the Art & Design category that provides access to SVG Icon Generator. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as No. This makes Pixel Encounter a useful integration candidate when a project needs SVG Icon Generator through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Rijksmuseum
Art & Design
Rijksmuseum is an API listed in the Art & Design category that provides access to rijksMuseum Data. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Rijksmuseum a useful integration candidate when a project needs rijksMuseum Data through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Word Cloud
Art & Design
Word Cloud is an API listed in the Art & Design category that provides access to easily create word clouds. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Word Cloud a useful integration candidate when a project needs easily create word clouds through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
xColors
Art & Design
xColors is an API listed in the Art & Design category that provides access to generate & convert colors. It is intended for developers who want to integrate this type of art & design data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available; CORS is listed as Yes. This makes xColors a useful integration candidate when a project needs generate & convert colors through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Auth0
Authentication & Authorization
Auth0 is an API listed in the Authentication & Authorization category that provides access to easy to implement, adaptable authentication and authorization platform. It is intended for developers who want to integrate this type of authentication & authorization data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes Auth0 a useful integration candidate when a project needs easy to implement, adaptable authentication and authorization platform through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
GetOTP
Authentication & Authorization
GetOTP is an API listed in the Authentication & Authorization category that provides access to implement OTP flow quickly. It is intended for developers who want to integrate this type of authentication & authorization data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as No. This makes GetOTP a useful integration candidate when a project needs implement OTP flow quickly through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Micro User Service
Authentication & Authorization
Micro User Service is an API listed in the Authentication & Authorization category that provides access to user management and authentication. It is intended for developers who want to integrate this type of authentication & authorization data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as No. This makes Micro User Service a useful integration candidate when a project needs user management and authentication through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
MojoAuth
Authentication & Authorization
MojoAuth is an API listed in the Authentication & Authorization category that provides access to secure and modern passwordless authentication platform. It is intended for developers who want to integrate this type of authentication & authorization data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes MojoAuth a useful integration candidate when a project needs secure and modern passwordless authentication platform through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
SAWO Labs
Authentication & Authorization
SAWO Labs is an API listed in the Authentication & Authorization category that provides access to simplify login and improve user experience by integrating passwordless authentication in your app. It is intended for developers who want to integrate this type of authentication & authorization data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes SAWO Labs a useful integration candidate when a project needs simplify login and improve user experience by integrating passwordless authentication in your app through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Stytch
Authentication & Authorization
Stytch is an API listed in the Authentication & Authorization category that provides access to user infrastructure for modern applications. It is intended for developers who want to integrate this type of authentication & authorization data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as No. This makes Stytch a useful integration candidate when a project needs user infrastructure for modern applications through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Warrant
Authentication & Authorization
Warrant is an API listed in the Authentication & Authorization category that provides access to aPIs for authorization and access control. It is intended for developers who want to integrate this type of authentication & authorization data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes Warrant a useful integration candidate when a project needs aPIs for authorization and access control through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Bitquery
Blockchain
Bitquery is an API listed in the Blockchain category that provides access to onchain GraphQL APIs & DEX APIs. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes Bitquery a useful integration candidate when a project needs onchain GraphQL APIs & DEX APIs through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Chainlink
Blockchain
Chainlink is an API listed in the Blockchain category that provides access to build hybrid smart contracts with Chainlink. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Chainlink a useful integration candidate when a project needs build hybrid smart contracts with Chainlink through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Chainpoint
Blockchain
Chainpoint is an API listed in the Blockchain category that provides access to chainpoint is a global network for anchoring data to the Bitcoin blockchain. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Chainpoint a useful integration candidate when a project needs chainpoint is a global network for anchoring data to the Bitcoin blockchain through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Covalent
Blockchain
Covalent is an API listed in the Blockchain category that provides access to multi-blockchain data aggregator platform. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Covalent a useful integration candidate when a project needs multi-blockchain data aggregator platform through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Etherscan
Blockchain
Etherscan is an API listed in the Blockchain category that provides access to ethereum explorer API. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available; CORS is listed as Yes. This makes Etherscan a useful integration candidate when a project needs ethereum explorer API through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Helium
Blockchain
Helium is an API listed in the Blockchain category that provides access to helium is a global, distributed network of Hotspots that create public, long-range wireless coverage. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as available. This makes Helium a useful integration candidate when a project needs helium is a global, distributed network of Hotspots that create public, long-range wireless coverage through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Nownodes
Blockchain
Nownodes is an API listed in the Blockchain category that provides access to blockchain-as-a-service solution that provides high-quality connection via API. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes Nownodes a useful integration candidate when a project needs blockchain-as-a-service solution that provides high-quality connection via API through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
Steem
Blockchain
Steem is an API listed in the Blockchain category that provides access to blockchain-based blogging and social media website. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing indicates that authentication is not required; HTTPS support is listed as unavailable; CORS is listed as No. This makes Steem a useful integration candidate when a project needs blockchain-based blogging and social media website through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
The Graph
Blockchain
The Graph is an API listed in the Blockchain category that provides access to indexing protocol for querying networks like Ethereum with GraphQL. It is intended for developers who want to integrate this type of blockchain data or functionality into websites, mobile applications, dashboards, automation workflows, research projects, prototypes, or backend services without building the underlying data source or service from scratch. From the supplied API metadata, the supplied listing identifies apiKey as the authentication method; HTTPS support is listed as available. This makes The Graph a useful integration candidate when a project needs indexing protocol for querying networks like Ethereum with GraphQL through a programmatic interface. Because API capabilities, quotas, authentication rules, endpoints, and availability can change over time, the provider documentation should be treated as the current technical reference.
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