ScreenSolver — AI Screen Analysis Extension

Chrome Extension

About

Chrome extension powered by OpenAI that captures and analyzes on-screen content to answer MCQ questions, solve coding challenges, and provide detailed explanations — with auto-scanning mode and quality presets.

My Role

Built the full extension: OpenAI API integration with quality presets, auto-scan mode with configurable intervals, analysis history tracking, and DOMPurify sanitization.

Core Capabilities

• AI-powered screen content analysis via OpenAI API
• Auto-scan mode with configurable intervals (5-30 seconds)
• Quality presets: Fast & Cheap / Balanced / Best Quality
• MCQ detection, coding challenge solutions, and explanations
• Analysis history with localStorage persistence
• DOMPurify sanitization for secure HTML rendering

Architecture

• Chrome Manifest V3 with side panel UI
• Vanilla JavaScript with no build tools
• OpenAI API for vision-based content analysis
• Chrome active tab and screenshot APIs for capture
• DOMPurify for XSS-safe HTML rendering

Tech Stack