Are WKIT tools free to use?

Yes, all 60+ WKIT tools are completely free to use with no signup required.

Is my data safe when using WKIT tools?

Yes, most WKIT tools process data entirely in your browser. Your data is never uploaded to our servers for client-side tools like JSON formatter, JWT decoder, Base64 encoder, and more.

What tools are available on WKIT?

WKIT offers 60+ developer tools including: JSON formatter, JWT generator, Base64 encoder, cURL to code converter, regex tester, DNS lookup, IP geolocation, meta tags analyzer, SQL formatter, UUID generator, password generator, PDF tools, and many more.

Do WKIT tools work offline?

Many WKIT tools work offline after the initial page load since they run entirely in your browser using JavaScript.

WKIT

Planning Poker Retrospective Board Sprint Calculator

Invoice Generator

PDF Merge PDF Splitter PDF Compress PDF Extract Pages PDF Rotate PDF Protect PDF Unlock

Text Diff / Compare Markdown Preview Case Converter Word Counter Lorem Ipsum

Image Compressor GIF Processor Image to PDF HEIC to JPG App Icon Generator

Time Converter Unix Timestamp

56 tools available

JWT Generator & Decoder

Create and sign JSON Web Tokens or decode and verify existing tokens. Supports HS256, HS384, and HS512 algorithms. All processing happens in your browser.

Create and sign JSON Web Tokens or decode and verify existing tokens. All processing happens in your browser.

Algorithm

Secret Key

Payload (JSON)

Standard JWT Claims

iss - Issuer

sub - Subject

aud - Audience

exp - Expiration Time

nbf - Not Before

iat - Issued At

jti - JWT ID