Encode tools

A focused collection of online Encode tools for developers, DevOps work, debugging, formatting, conversion, and daily engineering tasks.

JWT Decoder

Decode JWT header and payload locally without verifying or uploading the token.

Base64 Encoder / Decoder

Encode and decode Base64 text, including URL-safe payloads.

URL Encoder / Decoder

Convert URLs and query strings between raw and percent-encoded forms.

JWT Generator

Create an unsigned test JWT from a JSON payload.

HTML Entity Encoder / Decoder

Encode and decode HTML entities.

Why use this collection

This Encode collection brings 5 related tools into one fast workspace with stable URLs, localized pages, and direct links to each utility.

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Tools run in the browser whenever possible. For server-side checks, do not enter secrets or internal hosts.