Developer Tools
A collection of blazing fast, client-side utilities. No servers, no tracking, just pure speed.
JSON Formatter
Beautify, minify, and validate JSON data.
JWT Decoder
Decode JSON Web Tokens (JWT) and verify expiry.
Token Counter
Calculate LLM tokens and API pricing.
PDF to Markdown
Extract text from PDFs to Markdown locally.
Markdown Playground
Live editor for Markdown with preview.
DOCX to Markdown
Convert Microsoft Word files to Markdown.
HTML to Markdown
Convert raw HTML into clean markdown.
URL to Markdown
Fetch a URL and convert its content to Markdown.
Markdown to HTML
Convert markdown to HTML with live preview.
Markdown to PDF
Export Markdown as a PDF document.
Markdown to DOCX
Generate a Word document from Markdown.
Cron Generator
Generate and translate cron schedules.
Timestamp Converter
Convert unix timestamp to human readable dates.
Base64 Encoder
Encode and decode text or files to Base64.
URL Encoder
Encode and decode URLs and parameters.
Password Generator
Generate secure, random passwords.
Hash Generator
Generate MD5, SHA-256, and SHA-512 hashes.
Regex Tester
Test and debug regular expressions.
CSS Unit Converter
Convert px, rem, em, vw, and vh.
Color Contrast
Check WCAG accessibility color contrast.
Text Diff
Compare two strings and find differences.
Number Base Converter
Convert decimal, hex, octal, binary.
HTML Entity Encoder
Escape and unescape HTML entities.
QR Code Generator
Generate downloadable QR codes.
JSON Minifier AI
Minify JSON specifically for LLM usage.
Prompt Minifier
Compress prompts to save tokens.
Text Chunker
Split large text into token chunks for RAG.
AI Model Pricing
Compare API costs across top LLMs.
HTML to Markdown AI
Strip HTML tags for AI consumption.