Reverse image search tool developed for Windows.
Utility with several tools for tests related to internet connection.

Scanner for locating SOCKS proxy servers.
Advanced tool for automatically locating, testing, and managing proxies, ideal for tasks such as scraping, SEO, and automation.
Free tool that allows you to quickly find open TCP and UDP ports on a system.
Command-line software that performs connectivity tests using TCP instead of ICMP, inspired by the traditional ping tool of Linux.