LaboratorU ยท Journalhttps://laboratoru.com/en/journal/Notes on what changed in the LaboratorU tools: releases, document engines, new languages and measurements, each with the sources behind it.enChoosing an OCR engine that runs in the browserhttps://laboratoru.com/en/journal/browser-ocr-engine/https://laboratoru.com/en/journal/browser-ocr-engine/Wed, 11 Nov 2026 00:00:00 GMTWe compared Tesseract.js with PaddleOCR v5 and v6 tiny for scans that stay on the device. Why Tesseract runs the PDF tools in 23 languages.Why your files never leave the browser, and what that costshttps://laboratoru.com/en/journal/files-stay-in-browser/https://laboratoru.com/en/journal/files-stay-in-browser/Wed, 11 Nov 2026 00:00:00 GMTOur PDF, OCR and Office tools work on files inside the browser tab. What that costs, and the exact fields of the anonymous action counts.Compressing a PDF to a target size, and where it falls shorthttps://laboratoru.com/en/journal/pdf-target-size/https://laboratoru.com/en/journal/pdf-target-size/Wed, 11 Nov 2026 00:00:00 GMTCompress PDF can aim at 1, 2 or 5 MB or a size you type. How it picks image quality, and why text-only files stay out of reach.Testing on real public documents, in 23 languageshttps://laboratoru.com/en/journal/stress-test-real-files/https://laboratoru.com/en/journal/stress-test-real-files/Wed, 11 Nov 2026 00:00:00 GMT15,209 test cases over generated files and about 270 real public documents in 23 languages: what broke and what we fixed.Words for macOS, a menu bar app for learning English while you codehttps://laboratoru.com/en/journal/words-for-macos/https://laboratoru.com/en/journal/words-for-macos/Wed, 11 Nov 2026 00:00:00 GMTWords by LaboratorU is a free macOS menu bar app that adds English words with translations to Claude Code and Codex replies.