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+ 0 = . / , ] g " # ) > /v1/apis · THE FREE API DIRECTORY
Public APIs[0026]
26 free public APIs across 52 categories. Filter by auth, CORS, HTTPS support — find what you need to build with.
Application Environment Verification
Android library and API to verify the safety of user devices, detect rooted devices and other risks
ArkForge Trust Layer
Cryptographic proof API for HTTP exchanges — Ed25519, RFC 3161, and Sigstore Rekor attestation
BinaryEdge
Provide access to BinaryEdge 40fy scanning platform
Botd
Botd is a browser library for JavaScript bot detection
Bugcrowd
Bugcrowd API for interacting and tracking the reported issues programmatically
Censys
Search engine for Internet connected host and devices
Complete Criminal Checks
Provides data of offenders from all U.S. States and Puerto Rico
CRXcavator
Chrome extension risk scoring
FingerprintJS Pro
Fraud detection API offering highly accurate browser fingerprinting
FraudLabs Pro
Screen order information using AI to detect frauds
FullHunt
Searchable attack surface database of the entire internet
GitGuardian
Scan files for secrets (API Keys, database credentials)
GreyNoise
Query IPs in the GreyNoise dataset and retrieve a subset of the full IP context data
HackerOne
The industry’s first hacker API that helps increase productivity towards creative bug bounty hunting
HaveIBeenPwned
Passwords which have previously been exposed in data breaches
Intelligence X
Perform OSINT via Intelligence X
LeakInsight
Find leaked or exposed credentials by email, username, phone, domain, hash, or breach origin
LoginRadius
Managed User Authentication Service
Privacy.com
Generate merchant-specific and one-time use credit card numbers that link back to your bank
Pulsedive
Scan, search and collect threat intelligence data in real-time
SecurityTrails
Domain and IP related information such as current and historical WHOIS and DNS records
Shodan
Search engine for Internet connected devices
Spyse
Access data on all Internet assets and build powerful attack surface management applications
Virus and Malware Scan API by attachmentAV
Scan files for viruses, worms, trojans, ransomware, and other kinds of malware by sending them to the attachmentAV API powered by Sophos
VulDB
VulDB API allows to initiate queries for one or more items along with transactional bots
Whoisfreaks
Domain and DNS related information that will equip organizaion with comprehensive threat intelligence and attack surface analysis capabilities for enhanced security