ToolsFam / Developer ecosystem

Developer Tool Guides and Cheat Sheets

Learn the concepts behind the tools: JSON formatting, API testing, regex, JWTs, Base64, Markdown and YAML. Every guide links back to the tool that helps you apply it.

JSON ecosystem

Guide

JSON Formatting Guide for API Debugging

Learn how to format, validate, minify and inspect JSON responses safely in browser-based developer workflows.

YAML ecosystem

Comparison

JSON vs YAML: When to Use Each Format

A practical comparison of JSON and YAML for APIs, configs, Kubernetes manifests, CI pipelines and developer tooling.

Tutorial

YAML to JSON Conversion Guide

How to convert YAML configs to JSON, handle parser errors and avoid type surprises in infrastructure workflows.

Regex ecosystem

Cheat Sheet

Regex Cheat Sheet for JavaScript Developers

A practical JavaScript regex cheat sheet with anchors, groups, quantifiers, character classes and testing advice.

Examples

Regex Email Validation Examples

Practical email regex examples, tradeoffs and safer validation patterns for JavaScript forms.

JWT ecosystem

Guide

JWT Explained: Header, Payload, Signature and Claims

Understand how JSON Web Tokens work, what JWT decoding means, and which claims developers should inspect first.

Encoding ecosystem

Guide

Base64 Explained for Developers

Learn what Base64 encoding is, where it appears, why URL-safe Base64 exists and why it is not encryption.

Markdown ecosystem

Cheat Sheet

Markdown Syntax Guide for Documentation

A practical Markdown syntax guide for headings, lists, code blocks, links and documentation publishing.

API ecosystem

Tutorial

API Testing Guide for Browser-Based Workflows

How to test REST APIs in the browser, inspect JSON responses, handle headers and understand CORS proxy tradeoffs.

Developer ecosystem

Glossary

Developer Tools Glossary

Short definitions for JSON, YAML, JWT, Base64, regex, UUID, hashing, CORS, CSP, Open Graph and schema markup.