
Description: Binary search is an algorithm for searching sorted data structures efficiently. It works by repeatedly dividing the search interval in half, comparing the target value to the middle element of the interval, and narrowing the interval to the half that may contain the target value.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Codechef is a competitive programming community and website where programmers can practice coding problems and submit solutions to compete in programming contests. It features over 50,000 coders from across the world.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API