Utilora

Developer Tools

JSON, Base64, JWT, regex - tools devs use every day, processed privately in your browser.

QR Code Generator

Generate custom QR codes instantly in your browser. Render URLs, text, or data as a downloadable PNG.

JSON Formatter & Validator

Format, validate, and minify JSON instantly in your browser. Your data never leaves your device.

Base64 Encoder & Decoder

Encode and decode Base64 strings instantly in your browser. Supports UTF-8 and URL-safe Base64. No data sent to servers.

URL Encoder & Decoder

Encode and decode URL components instantly in your browser. Percent-encodes special characters. No data sent to servers.

JWT Decoder

Decode JWT tokens and inspect header and payload instantly in your browser. Your tokens never leave your device.

Regex Tester

Test regular expressions with live match highlighting in your browser. Supports named groups and all JS regex flags.

Bulk UUID/GUID Generator

Generate up to 1000 UUID v4 natively in your browser instantly. Copy bulk GUIDs easily.

CRON Expression Generator

Build, test, and translate CRON expressions into human-readable text instantly. No server requests.

Logfmt ↔ JSON Converter

Convert logfmt key=value log lines to JSON and back. Bulk processing with file upload. Runs in your browser — no upload to server.

Multi-Format Log Parser

Parse bulk log lines from nginx, Apache, syslog, logfmt, and JSON formats into structured JSONL. File upload supported. Runs in your browser.

PII Redactor - Sensitive Data Masker

Redact emails, SSNs, credit cards, IP addresses, and phone numbers from text and logs. Add custom regex patterns. Runs entirely in your browser.

LLM Payload String Escaper

Safely escape multi-line code to insert directly into JSON properties without syntax errors.