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CP Editor is a Qt-based, lightweight, and cross-platform IDE specifically engineered for competitive programming. Built using native C++ with the Qt framework, it delivers exceptional performance while maintaining a simple yet powerful interface designed by competitive programmers for competitive programmers. Key Features: • One-Click Compilation & Execution - Compile and run code with a single keystroke against multiple test cases • Automatic Test Case Fetching - Parse problems from 100+ online judges via Competitive Companion integration • Intelligent Judging - Instant feedback with AC/WA/TLE/RE verdicts for each test case • Advanced Syntax Highlighting - Powered by KSyntaxHighlighting (same as Kate editor) with code folding • Unlimited Code Snippets - Create customizable snippets for C++, Java, and Python with quick Ctrl+T insertion • Real-time Linting - Error/warning squiggles via Language Server Protocol integration • Code Formatting - Clang Format for C++/Java, YAPF for Python • Codeforces Integration - Direct submission via CF Tool with instant verdict feedback • Five Color Themes - Light, Dracula, Monokai, Solarized Light, and Solarized Dark • Three View Modes - Editor Mode, IO Mode, and Split Mode for flexible workspace The IDE follows a streamlined "fetch, code, compile, run, check, submit" workflow. Hot exit enables running code without saving, while session restoration ensures your work is never lost. With support for C++, Java, and Python, customizable compilation commands, and extensive keyboard shortcuts, CP Editor has become a premier choice for competitive programmers. Available on Linux (AppImage, Snap, AUR), Windows (installer and portable), and macOS.
