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utility / json-formatter

JSON Formatter

Validate, pretty-print, or minify JSON — instantly in your browser

JSON input

A self-hosted personal toolkit — 35 fast utilities for images, PDFs, and everyday tasks. Processed in your browser or in memory, never stored on a server.

Private by defaultIn-memorySelf-hostable

Images

Image Converter
Image Resize
Image Compress
Image Crop
Image Rotate

PDF

PDF Merger
PDF Splitter
PDF Rotate
Delete PDF Pages
Images to PDF

Utilities

QR Code Generator
JSON Formatter
Hash Generator
URL Encoder / Decoder
Base64 Encoder / Decoder

Resources

Source code

© 2026 OmniKit · processed in-memory · nothing stored