A collection of developer utilities in a single desktop application

Web app that can hash/hmac, encrypt/decrypt, and sign/verify the data, debug JWT tokens, parse and edit ASN1 structures, compute diffs, and more

Plain toolbelt for developers

85 free browser-based developer tools — AES, SHA, JWT, Base64, JSON, Regex, Diff, QR and more. 100% client-side. No login. No tracking.

A simple JWT decoder extension for VS Code

Web application to track and analyze workout data.

Privacy-first URL analyzer. Parse, decode & inspect URLs in the browser — JWT, timestamps, Base64, JSON. No data sent to servers.

Free, open-source developer utilities that run entirely in your browser. 700+ tools across 34 categories.

9-in-1 browser-based developer toolkit. Single HTML file. No dependencies.

Developer-focused cookie manager for security learning and backend testing.

JSON Web Tokens decoder

Pocket toolkit for developers

El Sistema Ideal para tu escuela Ideal

🔍 Analyze and edit JSON Web Tokens with JwtAnalyzer, a C# CLI tool for security assessments and educational purposes.

11+ free browser-based developer tools — JSON formatter, regex tester, CSS generators, JWT decoder, hash generator & more. No signup, no ads, 100% client-side.

Chrome DevTools extension for inspecting and decoding JWTs in real time

Free, fast, and private developer tools. No ads, no tracking. 12 tools: JSON Formatter, Regex Tester, Color Converter, and more.

JWT Analyzer is a C# CLI tool that reads, scans, and edits JSON Web Tokens for security analysis. It helps identify common JWT misconfigurations, decode claims, and modify tokens for testing purposes. Designed as an early-stage project for educational and authorized security testing.

30 free browser-based developer tools. JSON formatter, regex tester, JWT decoder, UUID generator, QR code generator and more. No login, no ads.

A lightweight, local-first JavaScript utility library for deep JWT parsing, temporal validation, and passive structural security inspection. Core engine of the nKode JWT Inspector.