
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: Codeforces is an online platform for competitive programming contests. It features regular contests in different formats, an online judge system to practice solving programming problems, forums for discussion, and more.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API