Sharp, focused tools
for the daily grind of shipping software.
A small, careful collection of developer utilities — formatters, decoders, encoders. No login, no analytics that follow you, no data leaves your tab. Built and maintained by CODERCOPS.
// Available tools
4 toolsJSON Formatter & Validator
Format, validate, minify. Syntax-highlighted output with collapsible tree view, plus JSON → CSV / TypeScript / YAML conversion.
- Beautify
- Validate
- Tree view
- TypeScript
- CSV
- YAML
JWT Decoder & Inspector
Decode any JWT into header, payload, and signature. Human-readable claims, expiry status, and a built-in HS256 encoder.
- Decode
- Encode
- Health panel
- HS256/384/512
- URL share
Base64 Encoder & Decoder
Text, images, files — encode to Base64 or decode back. URL-safe variant, data URIs, and magic-byte file detection.
- Text
- Image → URI
- Files
- URL-safe
- Auto-detect
Invoice Generator
Fill in your details, preview live, and download a crisp invoice PDF. Saves invoices in your browser — reusable sender profile, deductions, and auto-numbering.
- Live preview
- PDF export
- Saved locally
- Deductions
- Auto-number
Need more than a tool? We build the whole product.
CODERCOPS builds production-grade backends, REST APIs, auth systems, and full-stack applications for startups and enterprises.