Privacy-First Text Analysis & Manipulation Utilities
In-browser text diff comparison, duplicate line removal, case conversion, regex testing, and markdown export.
Active Utilities5
Markdown to PDF Converter — Zero-Upload Styled Document Studio
Convert Markdown into beautifully styled, print-ready PDF documents client-side. Zero server uploads, custom themes, and full privacy for confidential notes and specs.
Duplicate Line Remover 2026 — Delete Duplicate Lines & Sort Online
Remove duplicate lines from text, CSVs, and lists instantly in your browser. Case-sensitive matching, whitespace trimming, and sorting with 100% on-device privacy.
Text & Code Diff Checker — Side-by-Side & Unified Diff Tool
Compare two texts or code snippets client-side. Side-by-side and unified views, character-level difference highlighting, whitespace toggles, and zero server upload.
Online Regex Tester & Explainer — Real-Time Regular Expression Evaluator
Test, evaluate, and debug regular expressions in real-time. Highlights match groups, named captures, substitutions, and explains syntax with zero server upload.
Case Converter & Slug Generator — camelCase, snake_case, PascalCase, and URL Slugs
Transform text and identifiers into camelCase, PascalCase, snake_case, CONSTANT_CASE, kebab-case, Title Case, and URL-friendly slugs with international diacritic transliteration. 100% private in-browser Web Worker.