DevToolkit Hub

DevToolkit Hub is your all-in-one Swiss Army knife for developer tasks — from decoding JWTs to cryptographic key generation, base conversions, and more.

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JWT Token Decoder

Decode and verify JSON Web Tokens (JWT)

Cryptographic Utilities

Generate cryptographic keys, hashes, and encrypt/decrypt data

Key Type

Key Size

Certificate Management Tools

Generate, inspect, and manage X.509 certificates and RSA keys

Note

This generates self-signed certificates for development and testing purposes only. For production use, obtain certificates from a trusted Certificate Authority.

RSA Key Size

Validity (Days)

Subject (Distinguished Name)

Format: CN=Common Name, O=Organization, C=Country

Data Format Converters

Convert between different data formats and encodings

Text Input

JSON Tools

Format, minify, convert, and compare JSON data

Text Manipulation

Transform, clean, and analyze text

Encoders & Decoders

Encode and decode data in various formats

UUID & Random Generators

Generate UUIDs, random strings, and secure passwords

UUID Version

Count

IP & Network Utilities

Validate IP addresses and calculate network information

IP Address

Date & Time Tools

Convert timestamps, work with timezones, and format dates

Current Unix Timestamp

Unix Timestamp

Human Readable Date

Miscellaneous Tools

Additional utilities for various tasks

Text or URL

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