IP Intelligence is a free Proxy VPN TOR and Bad IP detection tool to prevent Fraud, stolen content, and malicious users. Block proxies, VPN connections, web host IPs, TOR IPs, and compromised systems with a simple API. GeoIP lookup available.

A completely free IP address API

Golang bindings for ipquery.io | A free and performant ip address API

Rust bindings for ipquery.io | A free and performant ip address API

Check if an IP is a VPN or datacenter. Based mainly on daily-updated public VPN/datacenter IP lists. Free, open source, no API subscriptions required 😌 (at the cost of accuracy 😳)

Typescript/Javascript bindings for ipquery.io | A free and performant ip address API

IP2Proxy Node.js module allows users to query an IP address to determine if it was being used as open proxy, web proxy, VPN anonymizer and TOR exits.

VPN Detection in the browser using JavaScript

New/Updated. An open source list of ASNs known to belong to cloud, managed hosting, and colo facilities.

Java Library that allows you to detect whether or not a specified IP Address belongs to a hosting or vpn / proxy organization

Fork of https://bitbucket.org/yuri-project/novpndetect with additional hooks to bypass vpn detection

Retain your privacy while torrenting, even if your VPN connection is lost.

IP Geolocation API .NET SDK

Retrieve and Analyze IP Address Information with IPQuery

Official Ruby SDK for ipgeolocation.io. Effortlessly access IP geolocation, ASN, ISP, Company, Abuse and security data in your Ruby applications.

An API union of proxy detection services in Java

Official Go SDK for ipgeolocation.io. Seamlessly integrate IP geolocation, ASN, ISP, Abuse, and threat intelligence data into your Go applications.

JavaScript Geolocation, Proxy, VPN or Tor exit address detection, for free.

Dart bindings for ipquery.io | A free and performant ip address API

IPGeolocation.io Command Line Tool (CLI) for fast IP lookups with threat intelligence, timezone, user-agent, and astronomy endpoints.