TechConverter - Client-Side Converter Library

🔒 100% Client-Side - Your data never leaves your browser

A lightweight JavaScript library for converting between various formats commonly used in DevOps and software development.

Features

• ✅ Zero Server Calls - All conversions happen in your browser
• ✅ Privacy First - Your data stays on your device
• ✅ No Dependencies - Pure JavaScript (except js-yaml for YAML parsing)
• ✅ Fast - Instant conversions with no network latency
• ✅ Open Source - Verify the code yourself

Supported Conversions

Configuration Formats

• JSON ↔ YAML
• JSON → XML
• YAML → XML

DevOps Tools

• Cron expressions → Human readable
• Hex ↔ Binary ↔ C-Array

Encoding/Decoding

• Base64 encode/decode
• URL encode/decode
• HTML/JSON escape/unescape

Hashing

• MD5, SHA-1, SHA-256, SHA-512

Text Tools

• Case conversion (camelCase, snake_case, kebab-case, PascalCase)
• Line operations, slug generation, ROT13, Morse code

Other

• JWT decoding
• Regex testing
• Unix timestamp conversion
• Number base conversion
• Temperature/Length/Weight conversion

Live Demo

Try it out at: techconverter.me

Usage

<script src="https://cdnjs.cloudflare.com/ajax/libs/js-yaml/4.1.0/js-yaml.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/cronstrue@latest/cronstrue.min.js"></script>
<script src="client-converters.js"></script>

<script>
  // JSON to YAML
  const yaml = jsonToYaml('{"name": "John"}');
  
  // Cron to human readable
  const description = cronToHuman('0 9 * * 1-5');
  
  // Hash generation
  const hash = await generateSHA256('hello world');
</script>

Security

All conversions happen 100% client-side. No data is sent to any server. Verify by:

• Checking Network tab in DevTools
• Reviewing source code
• Running offline

License

MIT License

Links

• Live Site: techconverter.me
• Full Documentation: See README for complete API reference