JWT CLI

jwt-cli Plugin

A super fast CLI tool to decode and encode JWTs. Designed for hackers, with support for flexible output formats and pipe-friendly workflows.

Commands

Token Operations

• jwt-cli token decode — Decode a JWT token
• jwt-cli token encode — Encode a JWT token

Utility

• jwt-cli _ _ — Passthrough to jwt CLI

Usage Examples

• "Decode JWT token"
• "Encode JWT token"
• "Validate JWT signature"
• "Inspect JWT payload"

Installation

brew install mike-engel/tap/jwt-cli

Or via Cargo:

cargo install jwt-cli

Examples

# Decode a token
jwt-cli token decode eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...

# Decode with validation
jwt-cli token decode eyJhbG... --algorithm HS256 --secret mysecret

# Encode a token
jwt-cli token encode --algorithm HS256 --secret mysecret --issuer me --subject auth

# Output as JSON
jwt-cli token decode eyJhbG... --json

# Any jwt command with passthrough
jwt-cli _ _ decode eyJhbG...
jwt-cli _ _ encode --algorithm HS256 --secret key

Key Features

• Decode - Decode JWT tokens
• Encode - Encode JWT tokens
• Validate - Signature validation
• Algorithms - Multiple algorithms
• JSON - JSON output
• Pipes - Pipe-friendly
• Fast - High performance
• Flexible - Flexible output
• Claims - Custom claims
• Debug - Debug tokens

Notes

• Supports HS256, RS256, ES256, and more
• Pipe-friendly for scripting
• Great for API debugging
• Perfect for JWT automation