QuickTranslate is a free Chrome extension for instant translation. Select text → translate in <500ms. No tab switching. • Select & Translate (Google/Microsoft/GLM/LLM) • Screenshot OCR (Alt+1) — PDFs, images • Hover Translate (hold Alt) — read uninterrupted • Floating Panel (Ctrl+Shift+Q) • Vocabulary Book (500 words) • 10+ languages, MIT open source Chrome Store → [link] GitHub → github.com/kany2000/QuickTranslate