Chapter Splitter
Split PDFs by their Table of Contents bookmarks. Extract each chapter into separate files.
CSV Splitter
Split large CSV files into smaller chunks by row count or file count. Header preserved in all outputs.
JSON Beautifier
Format and validate JSON instantly in your browser. Paste minified JSON and get beautifully indented output.
Ruby Hash ↔ JSON
Convert between Ruby Hash and JSON formats instantly. Supports symbol, rocket, and string key syntaxes.
UUID Generator
Generate RFC 4122 compliant UUIDs instantly. Support for v1, v3, v4, v5 with bulk generation up to 1000.
Case Converter
Transform text into 14 formats: camelCase, snake_case, PascalCase, CONSTANT_CASE & more. Perfect for developers.
URL Encoder/Decoder
Encode and decode URL strings instantly. Convert plain text to URL-safe format and back. Supports query params and full URLs.
Paycheck Router
Route your paycheck into budget envelopes and target bank accounts. Zero-based budgeting with JSON export/import and local storage.
CSS Pattern Generator
Create pure CSS background patterns instantly. Grid, dots, checkerboard, stripes & more. No images, 100% code — copy and use in your projects.