News and Articles
JsonToolkit.js: A Local-First JavaScript JSON Management Library
JsonToolkit.js is a lightweight, zero-dependency JavaScript library designed for local JSON data management, formatting, validation, and exploration directly in the browser with absolute privacy.
What is a Cryptographic Hash and How Does It Work?
Ηow cryptographic hash functions work. Learn the core principles of data hashing, avalanche effect, and the differences between MD5, SHA-1, and SHA-256.
From Circles to Silicon: Implementing the Cyclic Prime Emergence Algorithm on FPGA
How we translate the geometric intuition of cyclic motion into a fully parallel digital circuit in VHDL, achieving instant prime number verification with zero RAM usage.
What is Base64 and How Does It Work
Learn in simple terms what Base64 encoding is, how it transforms images and binaries into plain text, where it is used across the web, and why the "=" symbol appears at the end.
TokenToolkit.js: Client-Side JavaScript Library for JWT, Base64, URL & Hashing
A zero-dependency, local-first ES6 module built to handle secure JWT validation, multi-dialect Base64 file streaming, safe HTML entity conversions, and cryptographic parsing entirely in the browser.
new tool launch: JWT Decoder & Inspector
Τhe nKode JWT Decoder & Inspector is online. A local-first utility designed to decode and inspect JSON Web Tokens securely within your browser, featuring real-time temporal validity checking and passive structural heuristics.
The Anatomy of JSON Web Tokens (JWT): What They Are and How They Work
An in-depth technical breakdown of JSON Web Tokens (JWT). This guide explores the core architecture of stateless authentication, deconstructs the three cryptographic components (Header, Payload, and Signature), and addresses critical security paradigms like Algorithm Confusion and token revocation. Perfect for developers looking to implement robust, RFC-compliant session management.
IdCraft.js: javaScript library for generating and inspecting UUID (v4, v7) and NanoID
Generate and analyze cryptographically strong identifiers. Support for UUID v1, v4, v7, and NanoID with metadata extraction and zero dependencies.
The Anatomy of a UUID: Understanding Unique Identifiers
Everything you need to know about UUIDs and GUIDs. From collision probabilities to implementation in modern code, explore why UUID v7 is becoming the new standard for distributed systems.
nKolorLib – JavaScript HSV Color Picker Without Dependencies
Lightweight JavaScript HSV color picker library without dependencies, featuring two picker types and color conversion support.