Developer & Text ToolsFree100% Client-Side

JSON Formatter & Validator

Format, validate, and beautify JSON with clear error messages for developers.

100% privateRuns instantly in-browserUpdated regularly

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100% Secure & Private

Your files never leave your computer — processed in-browser with WebAssembly.

Lightning Fast

No queues, no uploads — results in milliseconds, even on mobile.

Modern & Ad-Light

Clean interface, dark mode, and no popups — built to beat legacy tools.

What you get

Count words, characters, sentences, and reading time — essential for writers and social media.

Encode and decode Base64 strings for APIs, data transfer, and debugging.

Encrypt and decrypt with AES — ECB, CBC, CTR, and GCM modes. Multiple key formats, IV generator, and Base64/Hex output.

Generate RSA key pairs and encrypt/decrypt messages with RSA-OAEP. Public key encrypts, private key decrypts.