All Tools

Tip: type to filter the list instantly. Your query is reflected in the URL as ?q= so you can share filtered views.

• Lorem Ipsum Generator
  Generate placeholder text locally.
• Word Counter
  Count words, characters, and lines.
• Case Converter
  Lower, UPPER, Title, snake, kebab.
• Base64 Encode / Decode
  Convert text to/from Base64.
• URL Encoder / Decoder
  Encode/decode URL components.
• UUID Generator
  Generate v4 UUIDs locally.
• JSON Formatter & Validator
  Format/minify and validate JSON.
• CSV → JSON
  Convert simple CSV to JSON.
• Color Converter
  Convert HEX/RGB/HSL.
• SHA-256 Hash
  Compute SHA-256 hashes.
• Regex Tester
  Test JavaScript regex.
• Timestamp Converter
  UNIX ↔ ISO ↔ Local.
• Password Generator
  Generate random passwords.
• Random Number Generator
  Secure random integers.
• HTML Escape / Unescape
  Convert < & > to entities.
• Text Diff
  Compare two text blocks.
• Text Reverser
  Reverse entire text or per-line.
• Character Frequency
  Count character occurrences.
• Base Converter
  Convert numbers between bases.
• JWT Decoder
  Decode JWT header/payload.
• Slug Generator
  Generate URL-friendly slugs.
• Roman Numerals
  Convert to/from Roman numerals.
• BMI Calculator
  Body Mass Index metric/imperial.
• URL Parser
  Break URL into components.
• String Length & Bytes
  Count chars & UTF-8 bytes.
• HMAC SHA-256
  Compute HMAC SHA-256 hash.
• JSON ⇄ Base64
  Encode/decode JSON with Base64.
• Random Color Palette
  Generate random palette.
• Line Deduplicator
  Remove duplicate lines.
• QR Code Generator (v1-L)
  Generate a simple QR (version 1-L).
• YAML ⇄ JSON
  Convert between YAML (subset) & JSON.
• CSV Diff / Merge
  Line-based CSV diff & union merge.
• GUID v1 / v7 Generator
  Generate Version 1 and 7 UUIDs.
• EXIF Viewer
  Extract limited EXIF metadata.
• Line Sorter
  Sort lines (asc/desc, unique).
• Base32 Encode / Decode
  Convert text to/from Base32.
• Color Contrast Checker
  WCAG contrast ratio & scores.
• XOR Calculator
  XOR two equal-length hex values.
• Markdown Preview
  Lightweight markdown to HTML.
• Image Converter
  Convert PNG/JPEG/WebP locally.
• Password-protected ZIP
  Encrypt any file into an AES-256 ZIP locally.