Tools Hub
Privacy-focused developer utilities. Everything runs locally in your browser.
Programming
JSON Formatter
Online tool to validate, format, and beautify JSON data. 100% private, client-side processing.
Regex Tester
Test and debug regular expressions in real-time with highlighted matches.
Base64 Converter
Fast and secure Base64 conversion for text and binary data.
Diff Viewer
Compare two text snippets side-by-side and visualize differences.
URL Encoder
Safely encode and decode URLs and parameters.
SQL Refinery
Format and beautify SQL queries and database dumps.
SQL Workbench
Run SQL queries against local datasets using AlaSQL emulation.
JWT Parser
Decode and inspect JSON Web Token payloads and headers.
Image to Base64
Convert images to base64 strings for use in CSS/HTML.
YAML ⇄ JSON
Convert between YAML and JSON seamlessly.
Markdown Preview
Live GitHub Flavored Markdown editor and previewer.
HTML Entities
Encode and decode HTML entities securely.
Data & Research
Unix Timestamp
Convert Unix epoch timestamps to human-readable dates and vice-versa.
LaTeX Editor
Write and preview LaTeX math equations in real-time.
CSV ⇄ JSON
Bidirectional conversion between CSV and JSON formats.
Data Profiler
Generate statistical summaries and insights from datasets.
JSON Schema
Validate JSON data against schema standards.
Audio Transcriber
Convert audio recordings to text locally.
Security & Systems
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes locally.
UUID Generator
Bulk generate unique UUID v4 identifiers for your projects.
Cron Generator
Easily generate and validate cron expressions.
API Tester (Lite)
Test HTTP endpoints directly from your browser.
Docs & Images
PDF Merger
Combine multiple PDF files into a single document.
PDF Text Extractor
Extract plain text content from any PDF document.
PDF Editor
Annotate, edit, and modify PDF files in your browser.
Markdown to PDF
Transform your markdown documents into styled PDF files.
Image to PDF
Convert your photos and images into a PDF album.
PDF to Image Converter
Render PDF pages as high-quality JPG or PNG images.
PDF Splitter
Split large PDFs into individual pages or ranges.
Exif Viewer
View and remove EXIF data and GPS locations from photos.
Local OCR
Extract text from images locally using AI-powered OCR.
QR Generator
Create custom, styled QR codes for any content.
Background Remover
Remove image backgrounds locally using AI. No data sent to servers.
LaTeX to PDF
Compile LaTeX documents to high-quality PDF files in your browser.
Privacy Focused
All processing happens locally in your browser. Your data never leaves your computer and is never sent to our servers.