tor-detection

Free VPN, proxy & Tor IP detection API — no signup

An Actix-web middleware for checking IP addresses to identify unglobal, malicious, and TOR connections. It provides the browser with a zero-click Proof of Work (PoW) task, or, if JavaScript is disabled, a one-click CAPTCHA image challenge.

Official Python SDK for Maskbreak. Evaluate live visits for network and browser risk. Standard library only.

Official Node.js SDK for Maskbreak. Evaluate live visits for network and browser risk. Zero runtime dependencies.

Open-source CLI for IP lookup, IP reputation, IP risk, proxy/VPN/Tor detection and network intelligence, with batch and CI/CD support, powered by the NetRiskScan Developer API.

Official Maskbreak MCP server. Inspect IP network context, including Tor and cloud-server signals, from MCP clients.

Official Go SDK for the Ip2Geo API

Official PHP SDK for Maskbreak. Server-side visitor checks for PHP and WordPress applications.

fraud prevention, bot detection, and IP risk scoring — FraudLogix helps ad-tech, affiliate, and e-commerce platforms reduce invalid traffic (IVT) and block automation.

Official Node.js SDK for the Ip2Geo API

Official PHP SDK for the Ip2Geo API

ClickSentinel is a traffic intelligence SaaS that combines click tracking, fraud signals, SEO audits, and Google Search Console data in one dashboard.

Official Python SDK for the Ip2Geo API

Auditable multi-source IP intelligence Skill for reputation, proxy/VPN/Tor, geolocation, ASN, registry, and BGP routing analysis. Created by GetIPProxy.

Traefik middleware plugin for IPGeolocation.io MMDB databases. Geo-blocking, VPN, proxy and Tor detection, and IP intelligence headers, resolved locally with no API calls.

Nginx IP geolocation module that turns IPGeolocation.io MMDB databases into native nginx variables for country, city, ASN, company, and VPN/proxy/Tor security data. No API calls, no per-request cost.

Python SDK for Focsec IP information and VPN detection API

Official .NET/C# SDK for IP risk scoring, IP reputation, proxy/VPN/Tor detection, datacenter detection, and network intelligence via the NetRiskScan API.

Official JavaScript & TypeScript SDK for IP risk, IP reputation, proxy/VPN/Tor detection, IP lookup and network intelligence.

Snowflake is a lightweight, volunteer-powered proxy system that helps people bypass internet censorship. It works by using WebRTC (a peer-to-peer communication technology) to create a temporary bridge between users living under censorship and the Tor network — the global system for anonymous, uncensored browsing.